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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 US$79 and round-trip from US$128. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        IAD 06:00
        4h 58m
        Nonstop
        LAS 07:58
        Washington D.C. - Las Vegas | Mon, Nov 2 | Frontier Airlines
        US$128 US$353
        64% off
        64% off
        US$353 US$128
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        IAD 06:00
        4h 58m
        Nonstop
        LAS 07:58
        Washington D.C. - Las Vegas | Sat, Oct 24 | Frontier Airlines
        US$163 US$353
        54% off
        54% off
        US$353 US$163
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        IAD 06:00
        4h 58m
        Nonstop
        LAS 07:58
        Washington D.C. - Las Vegas | Fri, Oct 30 | Frontier Airlines
        US$164 US$353
        54% off
        54% off
        US$353 US$164
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        IAD 06:00
        4h 58m
        Nonstop
        LAS 07:58
        Washington D.C. - Las Vegas | Mon, Nov 2 | Frontier Airlines
        US$203
        42% off
        US$353 US$203
      • LAS 22:43
        4h 37m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Sun, Nov 15 | Frontier Airlines
        IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Sun, Nov 22 | Frontier Airlines
        US$240
        32% off
        US$353 US$240
      • LAS 07:00
        7h 36m
        1 stop
        IAD 17:36
        Las Vegas - Washington D.C. | Wed, Nov 25 | Frontier Airlines
        DCA 18:00
        8h 31m
        1 stop
        LAS 23:31
        Washington D.C. - Las Vegas | Sun, Nov 29 | Frontier Airlines
        US$173
        51% off
        US$353 US$173
      • LAS 22:15
        17h 54m
        1 stop
        IAD 19:09
        Las Vegas - Washington D.C. | Mon, Nov 23 | Frontier Airlines
        DCA 18:00
        8h 31m
        1 stop
        LAS 23:31
        Washington D.C. - Las Vegas | Wed, Nov 25 | Frontier Airlines
        US$176
        50% off
        US$353 US$176
      • LAS 08:43
        6h 36m
        1 stop
        IAD 18:19
        Las Vegas - Washington D.C. | Mon, Nov 23 | Delta Air Lines
        DCA 18:00
        8h 31m
        1 stop
        LAS 23:31
        Washington D.C. - Las Vegas | Wed, Nov 25 | Frontier Airlines
        US$216
        39% off
        US$353 US$216
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        DCA 13:06
        9h 32m
        1 stop
        LAS 19:38
        Washington D.C. - Las Vegas | Fri, Oct 23 | Frontier Airlines
        US$219
        38% off
        US$353 US$219
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Thu, Nov 5 | Frontier Airlines
        IAD 18:32
        8h 46m
        1 stop
        LAS 00:18
        Washington D.C. - Las Vegas | Sun, Nov 8 | Delta Air Lines
        US$233
        34% off
        US$353 US$233
      • LAS 07:00
        7h 50m
        1 stop
        IAD 17:50
        Las Vegas - Washington D.C. | Wed, Nov 25 | Alaska Airlines
        DCA 07:00
        7h 56m
        1 stop
        LAS 11:56
        Washington D.C. - Las Vegas | Sun, Nov 29 | Frontier Airlines
        US$234
        34% off
        US$353 US$234
      • LAS 00:30
        6h 33m
        1 stop
        IAD 10:03
        Las Vegas - Washington D.C. | Fri, Oct 23 | Delta Air Lines
        IAD 06:00
        4h 58m
        Nonstop
        LAS 07:58
        Washington D.C. - Las Vegas | Fri, Oct 30 | Frontier Airlines
        US$257
        27% off
        US$353 US$257
      • LAS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Las Vegas - Washington D.C. | Fri, Oct 9 | Normal Airline
        WAS 15:00
        6h
        Nonstop
        LAS 16:00
        Washington D.C. - Las Vegas | Sun, Oct 11 | Normal Airline
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      • Cheapest nonstop
        LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        US$79 US$166
        52% off
        52% off
        US$166 US$79
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Fri, Oct 23 | Frontier Airlines
        US$79 US$166
        52% off
        52% off
        US$166 US$79
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        US$80 US$166
        52% off
        52% off
        US$166 US$80
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        US$81
        51% off
        US$166 US$81
      • LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        US$81
        51% off
        US$166 US$81
      • LAS 07:30
        13h 40m
        1 stop
        IAD 00:10
        Las Vegas - Washington D.C. | Fri, Oct 30 | Frontier Airlines
        US$111
        33% off
        US$166 US$111
      • LAS 07:20
        6h 52m
        1 stop
        IAD 17:12
        Las Vegas - Washington D.C. | Fri, Nov 27 | Frontier Airlines
        US$112
        33% off
        US$166 US$112
      • LAS 07:20
        6h 52m
        1 stop
        IAD 17:12
        Las Vegas - Washington D.C. | Tue, Nov 24 | Frontier Airlines
        US$112
        33% off
        US$166 US$112
      • LAS 07:20
        6h 52m
        1 stop
        IAD 17:12
        Las Vegas - Washington D.C. | Wed, Nov 25 | Frontier Airlines
        US$112
        33% off
        US$166 US$112
      • LAS 21:43
        23h
        1 stop
        IAD 23:43
        Las Vegas - Washington D.C. | Sun, Nov 29 | Frontier Airlines
        US$120
        28% off
        US$166 US$120
      • LAS 21:53
        16h 20m
        1 stop
        IAD 17:13
        Las Vegas - Washington D.C. | Thu, Nov 5 | Frontier Airlines
        US$121
        27% off
        US$166 US$121
      • LAS 21:43
        16h 29m
        1 stop
        IAD 17:12
        Las Vegas - Washington D.C. | Thu, Nov 26 | Frontier Airlines
        US$121
        27% off
        US$166 US$121
      • LAS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Las Vegas - Washington D.C. | Fri, Oct 9 | Normal Airline
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Displayed flight fares from Harry Reid International Airport to Dulles International Airport 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 Harry Reid International Airport to Dulles International Airport

What is the cheapest month for one-way flights from Harry Reid International Airport to Dulles International Airport?

Data is based on average one-way flight prices from Harry Reid International Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Harry Reid International Airport to Dulles International Airport, the best time to buy is in September, with an average price of US$218. You’ll want to avoid November, when the average price can reach as high as US$530.

US$530
US$374
US$218
US$62
    Cheapest
  • US$317
    Oct
  • US$530
    Nov
  • US$355
    Dec
  • US$265
    Jan
  • US$336
    Feb
  • US$398
    Mar
  • US$358
    Apr
  • US$244
    May
  • US$262
    Jun
  • US$241
    Jul
  • US$277
    Aug
  • US$218
    Sep

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 past 12 months and shows the average ticket prices from Harry Reid International Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Harry Reid International Airport to Dulles International Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

US$406
US$300
US$194
US$88
    Cheapest
  • US$322
    Mon
  • US$244
    Tue
  • US$194
    Wed
  • US$215
    Thu
  • US$332
    Fri
  • US$309
    Sat
  • US$406
    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 US$79) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From US$79
Delta Air Lines
From US$123
United Airlines
From US$140
Alaska Airlines
From US$144
American Airlines
From US$182
Sun Country Airlines
From US$197
Jetblue Airways
From US$305

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. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    05:42

    IAD

    S M T W T F S
    Search

  2. F91116

    Harry Reid International Airport

    07:30

    LAS

    4h 9m

    Nonstop

    14:39

    ATL

    S M T W T F S
    Search

  3. F94410

    Hartsfield–Jackson Atlanta International Airport

    15:25

    ATL

    1h 53m

    Nonstop

    17:18

    IAD

    S M T W T F S

  4. DL1659

    Harry Reid International Airport

    13:20

    LAS

    1h 29m

    Nonstop

    15:49

    SLC

    S M T W T F S
    Search

  5. DL847

    Salt Lake City International Airport

    17:50

    SLC

    3h 56m

    Nonstop

    23:46

    IAD

    S M T W T F S

  6. AS785

    Harry Reid International Airport

    11:50

    LAS

    2h 52m

    Nonstop

    14:42

    SEA

    S M T W T F S
    Search

  7. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Nonstop

    23:59

    IAD

    S M T W T F S

  8. DL1282

    Harry Reid International Airport

    06:25

    LAS

    3h 11m

    Nonstop

    11:36

    MSP

    S M T W T F S
    Search

  9. DL3783

    Minneapolis-Saint Paul International Airport

    14:45

    MSP

    2h 34m

    Nonstop

    18:19

    IAD

    S M T W T - S

  10. F93886

    Harry Reid International Airport

    08:17

    LAS

    2h 52m

    Nonstop

    13:09

    DFW

    S M T W T F S
    Search

  11. F93208

    Dallas Fort Worth International Airport

    17:06

    DFW

    2h 55m

    Nonstop

    21:01

    IAD

    S M T - T F -

  12. AS676

    Harry Reid International Airport

    09:45

    LAS

    2h 49m

    Nonstop

    12:34

    SEA

    S M T W T F S
    Search

  13. AS366

    Seattle-Tacoma International Airport

    15:56

    SEA

    5h 3m

    Nonstop

    23:59

    IAD

    S M T W T F S

  14. F92428

    Harry Reid International Airport

    22:04

    LAS

    3h 56m

    Nonstop

    05:00

    ATL

    S M T W T F S
    Search

  15. F94410

    Hartsfield–Jackson Atlanta International Airport

    15:25

    ATL

    1h 53m

    Nonstop

    17:18

    IAD

    S M T W T F S

  16. F92428

    Harry Reid International Airport

    22:04

    LAS

    3h 56m

    Nonstop

    05:00

    ATL

    S M T W T F S
    Search

  17. F93692

    Hartsfield–Jackson Atlanta International Airport

    22:24

    ATL

    1h 46m

    Nonstop

    00:10

    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 distance 3,320.34 km
Cheapest one-way ticket price US$79
Cheapest return ticket price US$128

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 40 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 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 08:20, and the last departs at 23:57, with about 5 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 US$305 in October, the most expensive month to book this route.
  • The earliest flight departs from Harry Reid International Airport (LAS) at 06:00 and arrives in Dulles International Airport (IAD) at 16:26.
  • United Airlines is a very popular airline operating an average of 4002 flights per month.
  • One-way flights from Harry Reid International Airport to Dulles International Airport currently start from US$79, and round-trip fares start from US$128. The current lowest fare is a Frontier Airlines flight departing on Tue, Oct 20; prices may vary depending on availability.
  • Yes. United Airlines and Frontier Airlines operate direct flights from Harry Reid International Airport to Dulles International Airport, with an average flight time of 5 hours 8 minutes, and around 34 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 US$243. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Harry Reid International Airport to Dulles International Airport, with one-way fares starting from US$79. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Harry Reid International Airport to Dulles International Airport operates around 35 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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