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Harry Reid International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Harry Reid International Airport to Dulles International Airport over the next 90 days, with one-way fares from €70 and round-trip from €140. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Mon, Oct 19 | Frontier Airlines
        €140 €269
        48% off
        48% off
        €269 €140
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Thu, Oct 8 | Frontier Airlines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Sat, Oct 10 | Frontier Airlines
        €141 €269
        48% off
        48% off
        €269 €141
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Fri, Oct 9 | Frontier Airlines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Fri, Oct 16 | Frontier Airlines
        €142 €269
        47% off
        47% off
        €269 €142
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Mon, Oct 19 | Frontier Airlines
        €176
        35% off
        €269 €176
      • LAS 12:30 AM
        4h 34m
        Nonstop
        IAD 8:04 AM
        Las Vegas - Washington D.C. | Fri, Sep 18 | Frontier Airlines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Fri, Sep 25 | Frontier Airlines
        €204
        24% off
        €269 €204
      • LAS 7:00 AM
        7h 36m
        1 stop
        IAD 5:36 PM
        Las Vegas - Washington D.C. | Wed, Nov 11 | Frontier Airlines
        DCA 6:00 PM
        8h 31m
        1 stop
        LAS 11:31 PM
        Washington D.C. - Las Vegas | Sun, Nov 15 | Frontier Airlines
        €150
        44% off
        €269 €150
      • LAS 10:15 PM
        17h 54m
        1 stop
        IAD 7:09 PM
        Las Vegas - Washington D.C. | Mon, Nov 9 | Frontier Airlines
        DCA 6:00 PM
        8h 31m
        1 stop
        LAS 11:31 PM
        Washington D.C. - Las Vegas | Wed, Nov 11 | Frontier Airlines
        €152
        43% off
        €269 €152
      • LAS 10:45 AM
        6h 29m
        1 stop
        IAD 8:14 PM
        Las Vegas - Washington D.C. | Tue, Oct 13 | Delta Air Lines
        IAD 6:00 AM
        4h 58m
        Nonstop
        LAS 7:58 AM
        Washington D.C. - Las Vegas | Mon, Oct 19 | Frontier Airlines
        €184
        32% off
        €269 €184
      • LAS 8:43 AM
        6h 36m
        1 stop
        IAD 6:19 PM
        Las Vegas - Washington D.C. | Mon, Nov 9 | Delta Air Lines
        DCA 6:00 PM
        8h 31m
        1 stop
        LAS 11:31 PM
        Washington D.C. - Las Vegas | Wed, Nov 11 | Frontier Airlines
        €187
        30% off
        €269 €187
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Mon, Oct 5 | Frontier Airlines
        DCA 1:06 PM
        9h 32m
        1 stop
        LAS 7:38 PM
        Washington D.C. - Las Vegas | Fri, Oct 9 | Frontier Airlines
        €190
        28% off
        €269 €190
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        IAD 6:32 PM
        8h 46m
        1 stop
        LAS 12:18 AM
        Washington D.C. - Las Vegas | Sun, Oct 25 | Delta Air Lines
        €202
        25% off
        €269 €202
      • LAS 7:00 AM
        7h 50m
        1 stop
        IAD 5:50 PM
        Las Vegas - Washington D.C. | Wed, Nov 11 | Alaska Airlines
        DCA 7:00 AM
        7h 56m
        1 stop
        LAS 11:56 AM
        Washington D.C. - Las Vegas | Sun, Nov 15 | Frontier Airlines
        €203
        25% off
        €269 €203
      • LAS 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Las Vegas - Washington D.C. | Wed, Sep 16 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        LAS 4:00 PM
        Washington D.C. - Las Vegas | Fri, Sep 18 | Normal Airline
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      • Cheapest nonstop
        LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Wed, Sep 30 | Frontier Airlines
        €70 €139
        50% off
        50% off
        €139 €70
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        €70 €139
        50% off
        50% off
        €139 €70
      • LAS 10:43 PM
        4h 37m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Wed, Oct 21 | Frontier Airlines
        €70 €139
        50% off
        50% off
        €139 €70
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Wed, Sep 23 | Frontier Airlines
        €71
        49% off
        €139 €71
      • LAS 12:30 AM
        4h 34m
        Nonstop
        IAD 8:04 AM
        Las Vegas - Washington D.C. | Thu, Sep 17 | Frontier Airlines
        €72
        48% off
        €139 €72
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Tue, Sep 22 | Frontier Airlines
        €98
        28% off
        €139 €98
      • LAS 10:46 PM
        4h 34m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Fri, Oct 16 | Frontier Airlines
        €103
        26% off
        €139 €103
      • LAS 10:43 PM
        4h 37m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        €104
        25% off
        €139 €104
      • LAS 10:43 PM
        4h 37m
        Nonstop
        IAD 6:20 AM
        Las Vegas - Washington D.C. | Fri, Oct 30 | Frontier Airlines
        €105
        24% off
        €139 €105
      • LAS 7:30 AM
        13h 40m
        1 stop
        IAD 12:10 AM
        Las Vegas - Washington D.C. | Mon, Sep 28 | Frontier Airlines
        €97
        30% off
        €139 €97
      • LAS 7:30 AM
        13h 40m
        1 stop
        IAD 12:10 AM
        Las Vegas - Washington D.C. | Fri, Oct 2 | Frontier Airlines
        €98
        28% off
        €139 €98
      • LAS 7:20 AM
        14h 1m
        1 stop
        IAD 12:21 AM
        Las Vegas - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        €105
        24% off
        €139 €105
      • LAS 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Las Vegas - Washington D.C. | Wed, Sep 16 | Normal Airline
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Flight fares from Harry Reid 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 Harry Reid International Airport to Dulles International Airport

Which month has the lowest one-way flight price from Harry Reid International Airport to Dulles International Airport?

The data is based on the average one-way flight prices on Trip.com for flights from Harry Reid 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 Harry Reid International Airport to Dulles International Airport, the best time to book is in July, with an average price of €209. Try to avoid November, when prices are highest, averaging around €459.

€459
€334
€209
€84
    Cheapest
  • €268
    Sep
  • €261
    Oct
  • €459
    Nov
  • €307
    Dec
  • €230
    Jan
  • €291
    Feb
  • €344
    Mar
  • €310
    Apr
  • €211
    May
  • €227
    Jun
  • €209
    Jul
  • €240
    Aug

What is the cheapest day of the week to fly from Harry Reid International Airport to Dulles International Airport?

The data is based on the average flight prices on Trip.com from Harry Reid 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 Harry Reid International Airport to Dulles International Airport is usually Wednesday, with average fares typically lower than other days. Try to avoid departing on Sunday, as prices are usually the highest on that day.

€347
€261
€174
€88
    Cheapest
  • €277
    Mon
  • €209
    Tue
  • €174
    Wed
  • €183
    Thu
  • €293
    Fri
  • €291
    Sat
  • €347
    Sun

Which airline offers the cheapest flights from Harry Reid International Airport to Dulles International Airport?

The cheapest airline flying from Harry Reid International Airport to Dulles International Airport is Frontier Airlines (from €68) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €68
Delta Air Lines
From €107
United Airlines
From €121
Alaska Airlines
From €128
American Airlines
From €153

Find more flights and airlines

What is the flight schedule from Harry Reid International Airport to Dulles International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA284

    Harry Reid International Airport

    11:00 PM

    LAS

    4h 22m

    6:22 AM

    IAD

    S - T W T F S
    Search

  2. F93494

    Harry Reid International Airport

    10:14 PM

    LAS

    4h 28m

    5:42 AM

    IAD

    S M T W T F S
    Search

  3. F91116

    Harry Reid International Airport

    7:30 AM

    LAS

    4h 9m

    Nonstop

    2:39 PM

    ATL

    S M T W T F S
    Search

  4. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:25 PM

    ATL

    1h 53m

    Nonstop

    5:18 PM

    IAD

    S M T W T F S

  5. F91650

    Harry Reid International Airport

    12:49 AM

    LAS

    2h 37m

    Nonstop

    5:26 AM

    DFW

    S M T W T F S
    Search

  6. F93208

    Dallas Fort Worth International Airport

    2:17 PM

    DFW

    2h 53m

    Nonstop

    6:10 PM

    IAD

    S M T W T F S

  7. DL510

    Harry Reid International Airport

    7:05 AM

    LAS

    5h 5m

    Nonstop

    3:10 PM

    JFK

    S M T W T F S
    Search

  8. DL5779

    John F. Kennedy International Airport

    4:00 PM

    JFK

    1h 46m

    Nonstop

    5:46 PM

    IAD

    S M T W T F S

  9. DL502

    Harry Reid International Airport

    11:25 PM

    LAS

    3h 54m

    Nonstop

    6:19 AM

    DTW

    S - - W T F S
    Search

  10. DL2884

    Detroit Metropolitan Wayne County Airport

    8:50 AM

    DTW

    1h 31m

    Nonstop

    10:21 AM

    IAD

    S M T W T - S

  11. F91116

    Harry Reid International Airport

    7:30 AM

    LAS

    4h 9m

    Nonstop

    2:39 PM

    ATL

    S M T W T F S
    Search

  12. F93692

    Hartsfield–Jackson Atlanta International Airport

    10:24 PM

    ATL

    1h 46m

    Nonstop

    12:10 AM

    IAD

    S M T W T F S

  13. F92428

    Harry Reid International Airport

    10:04 PM

    LAS

    3h 56m

    Nonstop

    5:00 AM

    ATL

    S M T W T F S
    Search

  14. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:25 PM

    ATL

    1h 53m

    Nonstop

    5:18 PM

    IAD

    S M T W T F S

  15. F92428

    Harry Reid International Airport

    10:04 PM

    LAS

    3h 56m

    Nonstop

    5:00 AM

    ATL

    S M T W T F S
    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 Harry Reid International Airport and Dulles International Airport

Learn about Harry Reid International Airport (LAS) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance3,320.34 km
Cheapest one-way ticket price€70
Cheapest return ticket price€140

FAQs for Harry Reid International Airport to Dulles International Airport Flights

  • How long is the flight from Harry Reid International Airport to Dulles International Airport?

    Harry Reid International Airport to Dulles International Airport takes about 4 hours 47 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from Harry Reid International Airport (LAS) to Dulles International Airport (IAD).
  • The earliest flight from Harry Reid International Airport to Dulles International Airport departs at 00:30, and the last departs at 23:57, with about 11 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Harry Reid International Airport (LAS) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around €286 in September, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 4002 flights per month.
  • Yes. United Airlines, Frontier Airlines, Austrian Airlines, Brussels Airlines and Volaris operate direct flights from Harry Reid International Airport to Dulles International Airport, with an average flight time of 7 hours 38 minutes, and around 11 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 Harry Reid International Airport to Dulles International Airport is €189. Prices may vary depending on the departure date, airline, and availability.
  • Harry Reid International Airport to Dulles International Airport operates around 18 weekly flights, mainly by United Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Harry Reid 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.