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O'Hare International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare International Airport to Dulles International Airport over the next 90 days, with one-way fares from JPY 12,350 and round-trip from JPY 24,760. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ORD 12:55 PM
        2h 6m
        Nonstop
        IAD 4:01 PM
        Chicago - Washington D.C. | Tue, Oct 27 | United Airlines
        DCA 6:55 AM
        2h
        Nonstop
        MDW 7:55 AM
        Washington D.C. - Chicago | Tue, Nov 3 |
        JPY 34,110 JPY 67,460
        49% off
        49% off
        JPY 67,460 JPY 34,110
      • ORD 9:52 PM
        2h 6m
        Nonstop
        IAD 12:58 AM
        Chicago - Washington D.C. | Thu, Nov 5 | United Airlines
        DCA 6:00 PM
        2h
        Nonstop
        ORD 7:00 PM
        Washington D.C. - Chicago | Thu, Nov 12 |
        JPY 34,110 JPY 67,460
        49% off
        49% off
        JPY 67,460 JPY 34,110
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        DCA 7:00 AM
        18h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Thu, Oct 29 | Frontier Airlines
        JPY 24,760 JPY 67,460
        63% off
        63% off
        JPY 67,460 JPY 24,760
      • ORD 8:46 AM
        24h 31m
        1 stop
        IAD 10:17 AM
        Chicago - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        DCA 6:00 PM
        7h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Tue, Nov 3 | Frontier Airlines
        JPY 24,790
        63% off
        JPY 67,460 JPY 24,790
      • ORD 3:50 PM
        17h 27m
        1 stop
        IAD 10:17 AM
        Chicago - Washington D.C. | Thu, Oct 15 | Frontier Airlines
        IAD 12:43 PM
        7h 52m
        1 stop
        ORD 7:35 PM
        Washington D.C. - Chicago | Thu, Oct 22 | Frontier Airlines
        JPY 24,880
        63% off
        JPY 67,460 JPY 24,880
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        IAD 7:50 AM
        11h 33m
        1 stop
        ORD 6:23 PM
        Washington D.C. - Chicago | Sat, Oct 24 | Frontier Airlines
        JPY 24,900
        63% off
        JPY 67,460 JPY 24,900
      • ORD 6:00 AM
        10h 18m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Fri, Oct 30 | Frontier Airlines
        IAD 12:30 PM
        7h 26m
        1 stop
        ORD 6:56 PM
        Washington D.C. - Chicago | Sun, Nov 1 | Frontier Airlines
        JPY 24,930
        63% off
        JPY 67,460 JPY 24,930
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        IAD 11:12 AM
        21h 19m
        1 stop
        ORD 7:31 AM
        Washington D.C. - Chicago | Fri, Oct 30 | Frontier Airlines
        JPY 25,000
        63% off
        JPY 67,460 JPY 25,000
      • ORD 6:20 AM
        9h 58m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        DCA 6:00 PM
        7h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Tue, Oct 27 | Frontier Airlines
        JPY 25,070
        63% off
        JPY 67,460 JPY 25,070
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Sun, Oct 11 | Frontier Airlines
        DCA 6:00 PM
        7h 23m
        1 stop
        ORD 12:23 AM
        Washington D.C. - Chicago | Tue, Oct 13 | Frontier Airlines
        JPY 25,070
        63% off
        JPY 67,460 JPY 25,070
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Fri, Oct 9 | Frontier Airlines
        DCA 6:00 PM
        7h 23m
        1 stop
        ORD 12:23 AM
        Washington D.C. - Chicago | Fri, Oct 16 | Frontier Airlines
        JPY 25,180
        63% off
        JPY 67,460 JPY 25,180
      • ORD 7:32 PM
        9h 48m
        1 stop
        IAD 6:20 AM
        Chicago - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        IAD 12:30 PM
        8h 11m
        1 stop
        ORD 7:41 PM
        Washington D.C. - Chicago | Tue, Oct 20 | Frontier Airlines
        JPY 25,180
        63% off
        JPY 67,460 JPY 25,180
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        IAD 12:30 PM
        7h 37m
        1 stop
        ORD 7:07 PM
        Washington D.C. - Chicago | Sat, Oct 31 | Frontier Airlines
        JPY 25,320
        62% off
        JPY 67,460 JPY 25,320
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Sun, Oct 18 | Frontier Airlines
        IAD 12:43 PM
        7h 52m
        1 stop
        ORD 7:35 PM
        Washington D.C. - Chicago | Thu, Oct 22 | Frontier Airlines
        JPY 47,220
        30% off
        JPY 67,460 JPY 47,220
      • CHI 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Chicago - Washington D.C. | Mon, Oct 5 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        CHI 4:00 PM
        Washington D.C. - Chicago | Wed, Oct 7 | Normal Airline
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      • Cheapest nonstop
        ORD 9:45 PM
        2h 5m
        Nonstop
        IAD 12:50 AM
        Chicago - Washington D.C. | Sat, Oct 24 | United Airlines
        JPY 19,140 JPY 27,850
        31% off
        31% off
        JPY 27,850 JPY 19,140
      • ORD 2:21 PM
        2h 3m
        Nonstop
        IAD 5:24 PM
        Chicago - Washington D.C. | Thu, Nov 26 | United Airlines
        JPY 19,490 JPY 27,850
        30% off
        30% off
        JPY 27,850 JPY 19,490
      • ORD 10:26 AM
        5h 47m
        1 stop
        IAD 5:13 PM
        Chicago - Washington D.C. | Sun, Nov 8 | Frontier Airlines
        JPY 12,350 JPY 27,850
        56% off
        56% off
        JPY 27,850 JPY 12,350
      • ORD 8:04 AM
        11h 7m
        1 stop
        IAD 8:11 PM
        Chicago - Washington D.C. | Sat, Oct 31 | Frontier Airlines
        JPY 12,370
        56% off
        JPY 27,850 JPY 12,370
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Thu, Nov 12 | Frontier Airlines
        JPY 12,440
        55% off
        JPY 27,850 JPY 12,440
      • ORD 3:40 PM
        7h 51m
        1 stop
        IAD 12:31 AM
        Chicago - Washington D.C. | Mon, Nov 16 | Delta Air Lines
        JPY 13,140
        53% off
        JPY 27,850 JPY 13,140
      • ORD 6:00 AM
        10h 13m
        1 stop
        IAD 5:13 PM
        Chicago - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        JPY 13,540
        51% off
        JPY 27,850 JPY 13,540
      • ORD 6:00 AM
        10h 13m
        1 stop
        IAD 5:13 PM
        Chicago - Washington D.C. | Sat, Nov 7 | Frontier Airlines
        JPY 13,540
        51% off
        JPY 27,850 JPY 13,540
      • ORD 8:04 AM
        11h 7m
        1 stop
        IAD 8:11 PM
        Chicago - Washington D.C. | Tue, Nov 10 | Frontier Airlines
        JPY 13,540
        51% off
        JPY 27,850 JPY 13,540
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        JPY 13,660
        51% off
        JPY 27,850 JPY 13,660
      • ORD 8:05 AM
        6h 44m
        1 stop
        IAD 3:49 PM
        Chicago - Washington D.C. | Thu, Nov 12 | Delta Air Lines
        JPY 13,890
        50% off
        JPY 27,850 JPY 13,890
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Fri, Oct 16 | Frontier Airlines
        JPY 13,990
        50% off
        JPY 27,850 JPY 13,990
      • ORD 5:05 PM
        6h 37m
        1 stop
        IAD 12:42 AM
        Chicago - Washington D.C. | Sat, Nov 21 | Delta Air Lines
        JPY 14,010
        50% off
        JPY 27,850 JPY 14,010
      • ORD 10:40 AM
        7h 30m
        1 stop
        IAD 7:10 PM
        Chicago - Washington D.C. | Tue, Nov 3 | Delta Air Lines
        JPY 14,200
        49% off
        JPY 27,850 JPY 14,200
      • CHI 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Chicago - Washington D.C. | Mon, Oct 5 | Normal Airline
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Flight fares from O'Hare International Airport to Dulles International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

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

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

The data is based on the average one-way flight prices on Trip.com for flights from O'Hare International Airport to Dulles 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 O'Hare International Airport to Dulles International Airport, the best time to book is in September, with an average price of JPY 18,230. Try to avoid June, when prices are highest, averaging around JPY 58,720.

JPY 58,720
JPY 38,475
JPY 18,230
0
  • JPY 18,230
    Sep
  • JPY 48,530
    Oct
  • JPY 32,630
    Nov
  • JPY 27,860
    Dec
  • JPY 35,070
    Jan
  • JPY 52,540
    Feb
  • JPY 34,240
    Mar
  • JPY 39,670
    Apr
  • JPY 31,310
    May
  • JPY 58,720
    Jun
  • JPY 44,310
    Jul
  • JPY 43,110
    Aug

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

The data is based on the average flight prices on Trip.com from O'Hare International Airport to Dulles 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 O'Hare International Airport to Dulles International Airport is usually Saturday, with average fares typically lower than other days. Try to avoid departing on Friday, as prices are usually the highest on that day.

JPY 45,350
JPY 40,760
JPY 36,170
JPY 31,580
    Cheapest
  • JPY 40,500
    Mon
  • JPY 37,990
    Tue
  • JPY 40,180
    Wed
  • JPY 40,200
    Thu
  • JPY 45,350
    Fri
  • JPY 36,170
    Sat
  • JPY 44,670
    Sun

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

The cheapest airline flying from O'Hare International Airport to Dulles International Airport is Frontier Airlines (from JPY 12,350) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From JPY 12,350
Delta Air Lines
From JPY 13,140
United Airlines
From JPY 19,140
American Airlines
From JPY 20,380

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

Check the schedule for flights from Chicago to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91596

    O'Hare International Airport

    6:20 AM

    ORD

    2h 9m

    Nonstop

    9:29 AM

    ATL

    S M T W T F S
    Search

  2. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:20 PM

    ATL

    1h 52m

    Nonstop

    5:12 PM

    IAD

    S M T W T F S

  3. DL4929

    O'Hare International Airport

    10:30 AM

    ORD

    2h 24m

    Nonstop

    1:54 PM

    JFK

    - M T W T F -
    Search

  4. DL5638

    John F. Kennedy International Airport

    3:55 PM

    JFK

    1h 38m

    Nonstop

    5:33 PM

    IAD

    - M T W T F -

  5. DL1264

    O'Hare International Airport

    5:30 AM

    ORD

    2h 7m

    Nonstop

    8:37 AM

    ATL

    S M T W T F S
    Search

  6. DL2135

    Hartsfield–Jackson Atlanta International Airport

    1:00 PM

    ATL

    1h 41m

    Nonstop

    2:41 PM

    IAD

    S - - - - - S

  7. F92205

    O'Hare International Airport

    7:11 AM

    ORD

    3h 12m

    Nonstop

    11:23 AM

    FLL

    S M T W T F S
    Search

  8. F92960

    Fort Lauderdale-Hollywood International Airport

    5:37 PM

    FLL

    2h 32m

    Nonstop

    8:09 PM

    IAD

    S M T W T F S

  9. F93044

    O'Hare International Airport

    3:50 PM

    ORD

    2h 56m

    Nonstop

    7:46 PM

    MCO

    S M T W T - S
    Search

  10. F94230

    Orlando International Airport

    8:16 AM

    MCO

    2h 11m

    Nonstop

    10:27 AM

    IAD

    S M T W T F S

  11. F91442

    O'Hare International Airport

    7:21 PM

    ORD

    2h 16m

    Nonstop

    10:37 PM

    ATL

    S M T - - - S
    Search

  12. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:20 PM

    ATL

    1h 52m

    Nonstop

    5:12 PM

    IAD

    S M T W T F S

  13. F92792

    O'Hare International Airport

    9:51 AM

    ORD

    2h 52m

    Nonstop

    1:43 PM

    MCO

    - - - W T F -
    Search

  14. F94230

    Orlando International Airport

    8:16 AM

    MCO

    2h 11m

    Nonstop

    10:27 AM

    IAD

    S M T W T F S

  15. F92198

    O'Hare International Airport

    7:35 PM

    ORD

    2h 16m

    Nonstop

    10:51 PM

    ATL

    - - - W T F -
    Search

  16. F93692

    Hartsfield–Jackson Atlanta International Airport

    10:24 PM

    ATL

    1h 46m

    Nonstop

    12:10 AM

    IAD

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

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

Flight distance 946.66 km
Cheapest one-way ticket price JPY 12,350
Cheapest return ticket price JPY 24,760

FAQs for O'Hare International Airport to Dulles International Airport Flights

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

    O'Hare International Airport to Dulles International Airport takes about 1 hour 44 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from O'Hare International Airport (ORD) to Dulles International Airport (IAD).
  • The earliest flight from O'Hare International Airport to Dulles International Airport departs at 06:30, and the last departs at 21:52, with about 13 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare International Airport (ORD) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around JPY 43,010 in October, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 3767 flights per month.
  • One-way flights from O'Hare International Airport to Dulles International Airport currently start from JPY 12,350, and round-trip fares start from JPY 24,760. The current lowest fare is a Frontier Airlines flight departing on Sun, Nov 8; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from O'Hare International Airport to Dulles International Airport, with an average flight time of 2 hours 12 minutes, and around 63 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 O'Hare International Airport to Dulles International Airport is JPY 29,080. Prices may vary depending on the departure date, airline, and availability.
  • O'Hare International Airport to Dulles International Airport operates around 63 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare International Airport and Dulles 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.