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San Diego International Airport to O'Hare International Airport flight

Explore the cheapest one-way and round-trip flights from San Diego International Airport to O'Hare International Airport over the next 90 days, with one-way fares from £52 and round-trip from £123. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SAN 11:16 AM
      11h 37m
      1 stop
      ORD 12:53 AM
      San Diego - Chicago | Fri, Dec 11 | Frontier Airlines
      £52 £105
      50% off
      50% off
      £105 £52
    • SAN 8:20 PM
      6h 53m
      1 stop
      ORD 5:13 AM
      San Diego - Chicago | Thu, Nov 19 | Frontier Airlines
      £65 £105
      38% off
      38% off
      £105 £65
    • SAN 6:30 AM
      16h 23m
      1 stop
      ORD 12:53 AM
      San Diego - Chicago | Tue, Dec 8 | Frontier Airlines
      £65 £105
      38% off
      38% off
      £105 £65
    • SAN 11:14 AM
      11h 40m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Sat, Dec 19 | Frontier Airlines
      £66
      37% off
      £105 £66
    • SAN 11:14 AM
      11h 40m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Thu, Dec 17 | Frontier Airlines
      £66
      37% off
      £105 £66
    • SAN 6:30 AM
      16h 24m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Tue, Dec 22 | Frontier Airlines
      £67
      36% off
      £105 £67
    • SAN 11:16 AM
      11h 37m
      1 stop
      ORD 12:53 AM
      San Diego - Chicago | Thu, Dec 10 | Frontier Airlines
      £68
      35% off
      £105 £68
    • SAN 6:25 AM
      15h 56m
      1 stop
      ORD 12:21 AM
      San Diego - Chicago | Wed, Nov 25 | Frontier Airlines
      £71
      32% off
      £105 £71
    • SAN 12:41 PM
      4h 18m
      Nonstop
      ORD 6:59 PM
      San Diego - Chicago | Wed, Nov 25 | Alaska Airlines
      £77
      27% off
      £105 £77
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Fri, Nov 13 | Alaska Airlines
      ORD 7:20 AM
      4h 43m
      Nonstop
      SAN 10:03 AM
      Chicago - San Diego | Mon, Nov 16 | Alaska Airlines
      £150 £203
      26% off
      26% off
      £203 £150
    • SAN 3:53 PM
      4h 15m
      Nonstop
      ORD 10:08 PM
      San Diego - Chicago | Thu, Jan 7 | Alaska Airlines
      MDW 7:50 PM
      4h 30m
      Nonstop
      SAN 10:20 PM
      Chicago - San Diego | Mon, Jan 11 |
      £150 £203
      26% off
      26% off
      £203 £150
    • SAN 6:25 AM
      15h 56m
      1 stop
      ORD 12:21 AM
      San Diego - Chicago | Sat, Nov 21 | Frontier Airlines
      ORD 6:30 AM
      19h 27m
      1 stop
      SAN 11:57 PM
      Chicago - San Diego | Tue, Nov 24 | Frontier Airlines
      £123 £203
      39% off
      39% off
      £203 £123
    • SAN 11:14 AM
      11h 40m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Sat, Dec 19 | Frontier Airlines
      ORD 7:25 AM
      28h 54m
      1 stop
      SAN 10:19 AM
      Chicago - San Diego | Tue, Dec 22 | Frontier Airlines
      £124
      39% off
      £203 £124
    • SAN 6:30 AM
      16h 23m
      1 stop
      ORD 12:53 AM
      San Diego - Chicago | Wed, Dec 9 | Frontier Airlines
      ORD 7:25 AM
      18h 33m
      1 stop
      SAN 11:58 PM
      Chicago - San Diego | Wed, Dec 16 | Frontier Airlines
      £127
      37% off
      £203 £127
    • SAN 6:30 AM
      16h 23m
      1 stop
      ORD 12:53 AM
      San Diego - Chicago | Tue, Dec 8 | Frontier Airlines
      ORD 7:25 AM
      18h 33m
      1 stop
      SAN 11:58 PM
      Chicago - San Diego | Sat, Dec 12 | Frontier Airlines
      £129
      36% off
      £203 £129
    • SAN 6:30 AM
      16h 24m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Sat, Dec 12 | Frontier Airlines
      ORD 7:25 AM
      18h 33m
      1 stop
      SAN 11:58 PM
      Chicago - San Diego | Tue, Dec 15 | Frontier Airlines
      £129
      36% off
      £203 £129
    • SAN 11:14 AM
      11h 40m
      1 stop
      ORD 12:54 AM
      San Diego - Chicago | Mon, Dec 14 | Frontier Airlines
      ORD 7:25 AM
      18h 33m
      1 stop
      SAN 11:58 PM
      Chicago - San Diego | Tue, Dec 22 | Frontier Airlines
      £129
      36% off
      £203 £129
    • SAN 6:25 AM
      15h 56m
      1 stop
      ORD 12:21 AM
      San Diego - Chicago | Fri, Nov 20 | Frontier Airlines
      ORD 6:30 AM
      11h 28m
      1 stop
      SAN 3:58 PM
      Chicago - San Diego | Sat, Nov 21 | Frontier Airlines
      £132
      35% off
      £203 £132
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
      CHI 3:00 PM
      6h
      Nonstop
      SAN 4:00 PM
      Chicago - San Diego | Sat, Nov 14 | Normal Airline
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    • Cheapest nonstop
      SAN 12:41 PM
      4h 18m
      Nonstop
      ORD 6:59 PM
      San Diego - Chicago | Wed, Nov 25 | Alaska Airlines
      £77 £105
      27% off
      27% off
      £105 £77
    • SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Fri, Nov 20 | Alaska Airlines
      £77 £105
      27% off
      27% off
      £105 £77
    • SAN 5:32 PM
      4h 17m
      Nonstop
      ORD 11:49 PM
      San Diego - Chicago | Sun, Nov 29 | Alaska Airlines
      £77 £105
      27% off
      27% off
      £105 £77
    • SAN 7:00 AM
      4h 19m
      Nonstop
      ORD 1:19 PM
      San Diego - Chicago | Tue, Jan 5 | Alaska Airlines
      £77
      27% off
      £105 £77
    • SAN 12:42 PM
      4h 18m
      Nonstop
      ORD 7:00 PM
      San Diego - Chicago | Tue, Dec 15 | Alaska Airlines
      £98
      50% off
      £196 £98
    • SAN 1:45 PM
      4h 18m
      Nonstop
      ORD 8:03 PM
      San Diego - Chicago | Mon, Nov 23 | Alaska Airlines
      £101
      48% off
      £196 £101
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Tue, Jan 5 | Alaska Airlines
      £108
      45% off
      £196 £108
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Wed, Jan 6 | Alaska Airlines
      £108
      45% off
      £196 £108
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Tue, Dec 8 | Alaska Airlines
      £109
      44% off
      £196 £109
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
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    • Cheapest nonstop
      SAN 12:42 PM
      4h 18m
      Nonstop
      ORD 7:00 PM
      San Diego - Chicago | Tue, Dec 15 | Alaska Airlines
      £98 £226
      56% off
      56% off
      £226 £98
    • SAN 1:45 PM
      4h 18m
      Nonstop
      ORD 8:03 PM
      San Diego - Chicago | Mon, Nov 23 | Alaska Airlines
      £101 £226
      55% off
      55% off
      £226 £101
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Wed, Jan 6 | Alaska Airlines
      £108 £226
      52% off
      52% off
      £226 £108
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Tue, Jan 5 | Alaska Airlines
      £108
      52% off
      £226 £108
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Tue, Dec 8 | Alaska Airlines
      £109
      52% off
      £226 £109
    • SAN 10:29 AM
      4h 18m
      Nonstop
      ORD 4:47 PM
      San Diego - Chicago | Sat, Dec 12 | Alaska Airlines
      £126
      44% off
      £226 £126
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Wed, Dec 9 | Alaska Airlines
      £126
      44% off
      £226 £126
    • SAN 7:00 AM
      4h 15m
      Nonstop
      ORD 1:15 PM
      San Diego - Chicago | Wed, Dec 2 | Alaska Airlines
      £130
      42% off
      £226 £130
    • SAN 7:00 AM
      4h 19m
      Nonstop
      ORD 1:19 PM
      San Diego - Chicago | Fri, Jan 1 | Alaska Airlines
      £131
      42% off
      £226 £131
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
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    • Cheapest nonstop
      SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Tue, Nov 17 | Alaska Airlines
      £126 £191
      34% off
      34% off
      £191 £126
    • SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Sun, Nov 15 | Alaska Airlines
      £137 £191
      28% off
      28% off
      £191 £137
    • SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Sat, Nov 14 | Alaska Airlines
      £137 £191
      28% off
      28% off
      £191 £137
    • SAN 7:02 AM
      4h 15m
      Nonstop
      ORD 1:17 PM
      San Diego - Chicago | Mon, Nov 16 | Alaska Airlines
      £137
      28% off
      £191 £137
    • SAN 5:35 PM
      4h 14m
      Nonstop
      ORD 11:49 PM
      San Diego - Chicago | Fri, Nov 13 | Alaska Airlines
      £140
      27% off
      £191 £140
    • SAN 5:35 PM
      4h 14m
      Nonstop
      ORD 11:49 PM
      San Diego - Chicago | Thu, Nov 12 | Alaska Airlines
      £141
      26% off
      £191 £141
    • SAN 9:32 AM
      7h 43m
      1 stop
      ORD 7:15 PM
      San Diego - Chicago | Mon, Nov 16 | Frontier Airlines
      £138
      28% off
      £191 £138
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
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    • SAN 10:33 PM
      4h 4m
      Nonstop
      ORD 4:37 AM
      San Diego - Chicago | Thu, Dec 31 | American Airlines
      £132 £502
      74% off
      74% off
      £502 £132
    • SAN 10:33 PM
      4h 4m
      Nonstop
      ORD 4:37 AM
      San Diego - Chicago | Tue, Dec 29 | American Airlines
      £133 £502
      74% off
      74% off
      £502 £133
    • SAN 10:33 PM
      4h 4m
      Nonstop
      ORD 4:37 AM
      San Diego - Chicago | Mon, Dec 28 | American Airlines
      £145 £502
      71% off
      71% off
      £502 £145
    • SAN 10:45 PM
      4h 4m
      Nonstop
      ORD 4:49 AM
      San Diego - Chicago | Mon, Dec 14 | American Airlines
      £145
      71% off
      £502 £145
    • SAN 10:30 PM
      4h 4m
      Nonstop
      ORD 4:34 AM
      San Diego - Chicago | Tue, Nov 17 | United Airlines
      £175
      65% off
      £502 £175
    • SAN 10:30 PM
      4h 4m
      Nonstop
      ORD 4:34 AM
      San Diego - Chicago | Mon, Nov 30 | United Airlines
      £184
      63% off
      £502 £184
    • SAN 10:30 PM
      4h 4m
      Nonstop
      ORD 4:34 AM
      San Diego - Chicago | Sun, Nov 22 | United Airlines
      £185
      63% off
      £502 £185
    • SAN 10:30 PM
      4h 4m
      Nonstop
      ORD 4:34 AM
      San Diego - Chicago | Thu, Nov 12 | United Airlines
      £187
      63% off
      £502 £187
    • SAN 10:30 PM
      4h 4m
      Nonstop
      ORD 4:34 AM
      San Diego - Chicago | Fri, Nov 13 | United Airlines
      £188
      63% off
      £502 £188
    • SAN 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Diego - Chicago | Thu, Nov 12 | Normal Airline
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Displayed flight fares from San Diego to Chicago are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from San Diego International Airport to O'Hare International Airport

Which month has the lowest one-way flight price from San Diego International Airport to O'Hare International Airport?

The data is based on the average one-way flight prices on Trip.com for flights from San Diego International Airport to O'Hare International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from San Diego International Airport to O'Hare International Airport, the best time to book is in December, with an average price of £100. Try to avoid April, when prices are highest, averaging around £195.

£195
£148
£100
£53
    Cheapest
  • £128
    Nov
  • £100
    Dec
  • £173
    Jan
  • £120
    Feb
  • £144
    Mar
  • £195
    Apr
  • £189
    May
  • £162
    Jun
  • £167
    Jul
  • £145
    Aug
  • £138
    Sep
  • £130
    Oct

Which month is the cheapest for round-trip flights from San Diego International Airport to O'Hare International Airport?

The data is based on the average round-trip flight prices on Trip.com for flights from San Diego International Airport to O'Hare International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, December is usually the cheapest month to find flights from San Diego International Airport to O'Hare International Airport, with an average price of £149. In contrast, March is typically the most expensive month, with average prices reaching £490.

£490
£320
£149
0
    Cheapest
  • £288
    Nov
  • £149
    Dec
  • £181
    Jan
  • £167
    Feb
  • £490
    Mar
  • £176
    Apr
  • £224
    May
  • £356
    Jun
  • £351
    Jul
  • £287
    Aug
  • £219
    Sep
  • £218
    Oct

What is the cheapest day of the week to fly from San Diego International Airport to O'Hare International Airport?

The data is based on the average flight prices on Trip.com from San Diego International Airport to O'Hare International Airport across different days of the week over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to depart from San Diego International Airport to O'Hare International Airport is usually Thursday, with average fares typically lower than other days. Try to avoid departing on Sunday, as prices are usually the highest on that day.

£164
£145
£126
£107
    Cheapest
  • £145
    Mon
  • £162
    Tue
  • £141
    Wed
  • £126
    Thu
  • £155
    Fri
  • £149
    Sat
  • £164
    Sun

Which airline offers the cheapest flights from San Diego International Airport to O'Hare International Airport?

The cheapest airline flying from San Diego International Airport to O'Hare International Airport is Frontier Airlines (from £52) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From £52
Alaska Airlines
From £77
American Airlines
From £79
Delta Air Lines
From £82
United Airlines
From £123

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What is the flight schedule from San Diego International Airport to O'Hare International Airport?

Check the schedule for flights from San Diego to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1494

    San Diego International Airport

    6:15 AM

    SAN

    4h 26m

    12:41 PM

    ORD

    S M T W T F S
    Search

  2. AA2343

    San Diego International Airport

    10:12 AM

    SAN

    4h 18m

    4:30 PM

    ORD

    S M T W T F S
    Search

  3. AS1493

    San Diego International Airport

    5:32 PM

    SAN

    4h 17m

    11:49 PM

    ORD

    S M T W T F S
    Search

  4. AS1478

    San Diego International Airport

    11:50 AM

    SAN

    4h 10m

    6:00 PM

    ORD

    S M T W T F S
    Search

  5. AS1446

    San Diego International Airport

    7:00 AM

    SAN

    4h 18m

    1:18 PM

    ORD

    S M T W T F S
    Search

  6. F91326

    San Diego International Airport

    8:37 PM

    SAN

    1h 29m

    Nonstop

    10:06 PM

    LAS

    S - - W T - S
    Search

  7. F92146

    Harry Reid International Airport

    12:10 AM

    LAS

    3h 47m

    Nonstop

    5:57 AM

    ORD

    S - - W T - S

  8. DL1273

    San Diego International Airport

    6:20 AM

    SAN

    3h 50m

    Nonstop

    12:10 PM

    MSP

    S M T W T F S
    Search

  9. DL1471

    Minneapolis-Saint Paul International Airport

    3:15 PM

    MSP

    1h 34m

    Nonstop

    4:49 PM

    ORD

    S M T W T F S

  10. DL729

    San Diego International Airport

    6:20 AM

    SAN

    4h 20m

    Nonstop

    1:40 PM

    ATL

    S M T W T F S
    Search

  11. DL2738

    Hartsfield–Jackson Atlanta International Airport

    3:30 PM

    ATL

    2h 7m

    Nonstop

    4:37 PM

    ORD

    S M T W T F S

  12. F92818

    San Diego International Airport

    6:30 AM

    SAN

    2h 39m

    Nonstop

    10:09 AM

    DEN

    S M T W T F S
    Search

  13. F93174

    Denver International Airport

    8:59 PM

    DEN

    2h 33m

    Nonstop

    12:32 AM

    ORD

    S M T W T F S
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About San Diego International Airport and O'Hare International Airport

Learn about San Diego International Airport (SAN) and O'Hare International Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance 2,771.81 km
Cheapest one-way ticket price £52
Cheapest return ticket price £123

FAQs for San Diego International Airport to O'Hare International Airport Flights

  • How long is the flight from San Diego International Airport to O'Hare International Airport?

    San Diego International Airport to O'Hare International Airport takes about 3 hours 35 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from San Diego International Airport (SAN) to O'Hare International Airport (ORD).
  • The earliest flight from San Diego International Airport to O'Hare International Airport departs at 06:15, and the last departs at 22:56, with about 20 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Diego International Airport (SAN) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around £186 in January, the most expensive month to book this route.
    • The distance from O'Hare International Airport to downtown is about 25 km. It takes about 40 minutes by taxi.
    • The distance from Midway International Airport to downtown is about 14 km. It takes about 30 minutes by taxi.
  • The closest airport to O'Hare International Airport (ORD) is Midway International Airport. The distance is around 25 km.
  • American Airlines is a very popular airline operating an average of 4181 flights per month.
  • One-way flights from San Diego International Airport to O'Hare International Airport currently start from £52, and round-trip fares start from £123. The current lowest fare is a Frontier Airlines flight departing on Fri, Dec 11; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Alaska Airlines operate direct flights from San Diego International Airport to O'Hare International Airport, with an average flight time of 3 hours 25 minutes, and around 86 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Diego International Airport to O'Hare International Airport is £147. Prices may vary depending on the departure date, airline, and availability.
  • Porter Airlines are the most popular budget airlines flying from San Diego International Airport to O'Hare International Airport, with one-way fares starting from £52. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Diego International Airport to O'Hare International Airport operates around 89 weekly flights, mainly by United Airlines, American Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Diego International Airport and O'Hare International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.