Trip.com
>
Flights
>
United States
>
District of Columbia
>
Flights to Washington D.C.
>
Las Vegas to Washington D.C. flight
>
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 € 36 and round-trip from € 133. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      LAS 22:43
      4h 37m
      Direct
      IAD 06:20
      Las Vegas - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      IAD 06:00
      5h 4m
      Direct
      LAS 08:04
      Washington D.C. - Las Vegas | Wed, Nov 11 | Frontier Airlines
      € 167 € 270
      38% off
      38% off
      € 270 € 167
    • LAS 22:43
      4h 37m
      Direct
      IAD 06:20
      Las Vegas - Washington D.C. | Wed, Nov 4 | Frontier Airlines
      IAD 06:00
      5h 4m
      Direct
      LAS 08:04
      Washington D.C. - Las Vegas | Wed, Nov 11 | Frontier Airlines
      € 215 € 270
      20% off
      20% off
      € 270 € 215
    • LAS 00:38
      7h 58m
      1 stop
      IAD 11:36
      Las Vegas - Washington D.C. | Sat, Nov 14 | Frontier Airlines
      IAD 12:31
      13h 58m
      1 stop
      LAS 23:29
      Washington D.C. - Las Vegas | Wed, Nov 18 | Frontier Airlines
      € 133 € 270
      51% off
      51% off
      € 270 € 133
    • LAS 22:15
      17h 54m
      1 stop
      IAD 19:09
      Las Vegas - Washington D.C. | Thu, Nov 12 | Frontier Airlines
      DCA 18:00
      8h 31m
      1 stop
      LAS 23:31
      Washington D.C. - Las Vegas | Sat, Nov 14 | Frontier Airlines
      € 158
      41% off
      € 270 € 158
    • LAS 23:43
      8h 28m
      1 stop
      IAD 11:11
      Las Vegas - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      IAD 12:06
      11h 20m
      1 stop
      LAS 20:26
      Washington D.C. - Las Vegas | Thu, Dec 24 | Frontier Airlines
      € 178
      34% off
      € 270 € 178
    • LAS 06:55
      7h 17m
      1 stop
      IAD 17:12
      Las Vegas - Washington D.C. | Sun, Nov 29 | Frontier Airlines
      IAD 18:07
      8h 1m
      1 stop
      LAS 23:08
      Washington D.C. - Las Vegas | Fri, Dec 4 | Frontier Airlines
      € 189
      30% off
      € 270 € 189
    • LAS 08:43
      6h 36m
      1 stop
      IAD 18:19
      Las Vegas - Washington D.C. | Thu, Nov 12 | Delta Air Lines
      DCA 18:00
      8h 31m
      1 stop
      LAS 23:31
      Washington D.C. - Las Vegas | Sat, Nov 14 | Frontier Airlines
      € 194
      28% off
      € 270 € 194
    • LAS 22:43
      4h 37m
      Direct
      IAD 06:20
      Las Vegas - Washington D.C. | Wed, Nov 11 | Frontier Airlines
      DCA 18:26
      8h 9m
      1 stop
      LAS 23:35
      Washington D.C. - Las Vegas | Wed, Nov 18 | Delta Air Lines
      € 206
      24% off
      € 270 € 206
    • LAS 17:46
      8h 58m
      1 stop
      IAD 05:44
      Las Vegas - Washington D.C. | Sun, Nov 29 | Alaska Airlines
      IAD 18:07
      8h 1m
      1 stop
      LAS 23:08
      Washington D.C. - Las Vegas | Fri, Dec 4 | Frontier Airlines
      € 212
      21% off
      € 270 € 212
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      WAS 15:00
      6h
      Direct
      LAS 16:00
      Washington D.C. - Las Vegas | Fri, Oct 30 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      LAS 06:00
      11h 10m
      1 stop
      IAD 20:10
      Las Vegas - Washington D.C. | Tue, Dec 8 | Frontier Airlines
      € 36 € 103
      65% off
      65% off
      € 103 € 36
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Wed, Dec 23 | Frontier Airlines
      € 49 € 103
      52% off
      52% off
      € 103 € 49
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Wed, Nov 25 | Frontier Airlines
      € 50 € 184
      73% off
      73% off
      € 184 € 50
    • LAS 05:26
      11h 24m
      1 stop
      IAD 19:50
      Las Vegas - Washington D.C. | Fri, Dec 25 | Frontier Airlines
      € 53
      49% off
      € 103 € 53
    • LAS 18:00
      14h 36m
      1 stop
      IAD 11:36
      Las Vegas - Washington D.C. | Wed, Nov 11 | Frontier Airlines
      € 54
      48% off
      € 103 € 54
    • LAS 06:00
      11h 12m
      1 stop
      IAD 20:12
      Las Vegas - Washington D.C. | Thu, Dec 3 | Frontier Airlines
      € 61
      41% off
      € 103 € 61
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      € 70
      62% off
      € 184 € 70
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      € 72
      30% off
      € 103 € 72
    • LAS 06:00
      11h 10m
      1 stop
      IAD 20:10
      Las Vegas - Washington D.C. | Wed, Dec 9 | Frontier Airlines
      € 75
      27% off
      € 103 € 75
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Wed, Dec 23 | Frontier Airlines
      € 49 € 103
      52% off
      52% off
      € 103 € 49
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Wed, Nov 25 | Frontier Airlines
      € 50 € 184
      73% off
      73% off
      € 184 € 50
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      € 70 € 184
      62% off
      62% off
      € 184 € 70
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      € 72
      30% off
      € 103 € 72
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Mon, Dec 21 | Frontier Airlines
      € 94
      49% off
      € 184 € 94
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Sat, Nov 21 | Frontier Airlines
      € 95
      48% off
      € 184 € 95
    • LAS 23:59
      4h 28m
      Direct
      IAD 07:27
      Las Vegas - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      € 103
      44% off
      € 184 € 103
    • LAS 23:59
      4h 28m
      Direct
      IAD 07:27
      Las Vegas - Washington D.C. | Tue, Dec 22 | Frontier Airlines
      € 110
      40% off
      € 184 € 110
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Fri, Nov 20 | Frontier Airlines
      € 113
      39% off
      € 184 € 113
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Wed, Dec 23 | Frontier Airlines
      € 49 € 215
      77% off
      77% off
      € 215 € 49
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Wed, Nov 25 | Frontier Airlines
      € 50 € 215
      77% off
      77% off
      € 215 € 50
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      € 70 € 215
      67% off
      67% off
      € 215 € 70
    • LAS 22:39
      4h 28m
      Direct
      IAD 06:07
      Las Vegas - Washington D.C. | Mon, Dec 21 | Frontier Airlines
      € 94
      56% off
      € 215 € 94
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Sat, Nov 21 | Frontier Airlines
      € 95
      56% off
      € 215 € 95
    • LAS 23:59
      4h 28m
      Direct
      IAD 07:27
      Las Vegas - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      € 103
      52% off
      € 215 € 103
    • LAS 23:59
      4h 28m
      Direct
      IAD 07:27
      Las Vegas - Washington D.C. | Tue, Dec 22 | Frontier Airlines
      € 110
      49% off
      € 215 € 110
    • LAS 21:47
      4h 23m
      Direct
      IAD 05:10
      Las Vegas - Washington D.C. | Fri, Nov 20 | Frontier Airlines
      € 113
      47% off
      € 215 € 113
    • LAS 23:59
      4h 28m
      Direct
      IAD 07:27
      Las Vegas - Washington D.C. | Thu, Dec 24 | Frontier Airlines
      € 117
      46% off
      € 215 € 117
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Fri, Oct 30 | United Airlines
      € 210 € 377
      44% off
      44% off
      € 377 € 210
    • LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Mon, Nov 2 | United Airlines
      € 212 € 377
      44% off
      44% off
      € 377 € 212
    • LAS 07:00
      4h 28m
      Direct
      IAD 14:28
      Las Vegas - Washington D.C. | Sun, Nov 1 | United Airlines
      € 309 € 377
      18% off
      18% off
      € 377 € 309
    • LAS 07:40
      4h 28m
      Direct
      IAD 15:08
      Las Vegas - Washington D.C. | Wed, Oct 28 | United Airlines
      € 316
      16% off
      € 377 € 316
    • LAS 07:20
      6h 52m
      1 stop
      IAD 17:12
      Las Vegas - Washington D.C. | Sat, Oct 31 | Frontier Airlines
      € 101
      73% off
      € 377 € 101
    • LAS 13:35
      7h
      1 stop
      IAD 23:35
      Las Vegas - Washington D.C. | Tue, Oct 27 | Delta Air Lines
      € 104
      72% off
      € 377 € 104
    • LAS 13:35
      7h
      1 stop
      IAD 23:35
      Las Vegas - Washington D.C. | Mon, Nov 2 | Delta Air Lines
      € 136
      64% off
      € 377 € 136
    • LAS 10:09
      7h
      1 stop
      IAD 20:09
      Las Vegas - Washington D.C. | Sat, Oct 31 | Delta Air Lines
      € 136
      64% off
      € 377 € 136
    • LAS 10:40
      7h 16m
      1 stop
      IAD 20:56
      Las Vegas - Washington D.C. | Fri, Oct 30 | American Airlines
      € 163
      56% off
      € 377 € 163
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights
    • LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Mon, Nov 9 | United Airlines
      € 172 € 510
      66% off
      66% off
      € 510 € 172
    • LAS 23:59
      4h 22m
      Direct
      IAD 07:21
      Las Vegas - Washington D.C. | Wed, Dec 2 | United Airlines
      € 182 € 510
      64% off
      64% off
      € 510 € 182
    • LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Wed, Nov 18 | United Airlines
      € 183 € 510
      64% off
      64% off
      € 510 € 183
    • LAS 23:59
      4h 22m
      Direct
      IAD 07:21
      Las Vegas - Washington D.C. | Tue, Dec 15 | United Airlines
      € 186
      64% off
      € 510 € 186
    • LAS 23:59
      4h 22m
      Direct
      IAD 07:21
      Las Vegas - Washington D.C. | Fri, Dec 11 | United Airlines
      € 203
      60% off
      € 510 € 203
    • LAS 23:59
      4h 22m
      Direct
      IAD 07:21
      Las Vegas - Washington D.C. | Tue, Dec 1 | United Airlines
      € 209
      59% off
      € 510 € 209
    • LAS 23:59
      4h 22m
      Direct
      IAD 07:21
      Las Vegas - Washington D.C. | Sat, Dec 5 | United Airlines
      € 216
      57% off
      € 510 € 216
    • LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Sun, Nov 8 | United Airlines
      € 294
      42% off
      € 510 € 294
    • LAS 23:45
      4h 22m
      Direct
      IAD 07:07
      Las Vegas - Washington D.C. | Thu, Oct 29 | United Airlines
      € 298
      42% off
      € 510 € 298
    • LAS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Las Vegas - Washington D.C. | Wed, Oct 28 | Normal Airline
      Find more flights
      Find more flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights: Flights from Harry Reid International Airport to Dulles International Airport

Which month has the cheapest one-way flights from Harry Reid International Airport to Dulles International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Harry Reid International Airport to Dulles International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Harry Reid International Airport to Dulles International Airport are usually in September, with an average price of € 196. November sees the highest fares, around € 476.

€ 476
€ 336
€ 196
€ 56
    Cheapest
  • € 245
    Oct
  • € 476
    Nov
  • € 319
    Dec
  • € 238
    Jan
  • € 302
    Feb
  • € 357
    Mar
  • € 321
    Apr
  • € 219
    May
  • € 235
    Jun
  • € 217
    Jul
  • € 249
    Aug
  • € 196
    Sep

Which day of the week has the cheapest flights from Harry Reid International Airport to Dulles International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Harry Reid International Airport to Dulles International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Harry Reid International Airport to Dulles International Airport is Wednesday, with average prices lower than other days. Try to avoid departing on Sunday, as fares are typically the highest.

€ 334
€ 253
€ 172
€ 91
    Cheapest
  • € 289
    Mon
  • € 211
    Tue
  • € 172
    Wed
  • € 200
    Thu
  • € 267
    Fri
  • € 278
    Sat
  • € 334
    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 € 57) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From € 57
Alaska Airlines
From € 96
Delta Air Lines
From € 109
United Airlines
From € 158
American Airlines
From € 167
Sun Country Airlines
From € 223

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. DL722

    Harry Reid International Airport

    23:30

    LAS

    3h 55m

    Direct

    06:25

    ATL

    S M T W T F S
    Search

  2. DL1324

    Hartsfield–Jackson Atlanta International Airport

    07:35

    ATL

    1h 44m

    Direct

    09:19

    IAD

    S M T W T F S

  3. F91116

    Harry Reid International Airport

    07:20

    LAS

    4h 3m

    Direct

    14:23

    ATL

    S M T W T F S
    Search

  4. F94410

    Hartsfield–Jackson Atlanta International Airport

    15:20

    ATL

    1h 53m

    Direct

    17:13

    IAD

    S M T W T F S

  5. F92428

    Harry Reid International Airport

    21:43

    LAS

    4h 6m

    Direct

    04:49

    ATL

    S M T W T F S
    Search

  6. F91082

    Hartsfield–Jackson Atlanta International Airport

    06:00

    ATL

    1h 51m

    Direct

    07:51

    IAD

    - M - - - - -

  7. AS2035

    Harry Reid International Airport

    07:00

    LAS

    1h 20m

    Direct

    08:20

    SAN

    S - - - - - S
    Search

  8. AS506

    San Diego International Airport

    09:46

    SAN

    5h 4m

    Direct

    17:50

    IAD

    S M T W T F S

  9. F91116

    Harry Reid International Airport

    07:20

    LAS

    4h 3m

    Direct

    14:23

    ATL

    S M T W T F S
    Search

  10. F93692

    Hartsfield–Jackson Atlanta International Airport

    22:30

    ATL

    1h 51m

    Direct

    00:21

    IAD

    S - T W T F S

  11. F91876

    Harry Reid International Airport

    22:15

    LAS

    4h 30m

    Direct

    05:45

    MCO

    S M T W T F S
    Search

  12. F94230

    Orlando International Airport

    08:00

    MCO

    2h 21m

    Direct

    10:21

    IAD

    S M T W T F S

  13. F93886

    Harry Reid International Airport

    05:21

    LAS

    2h 51m

    Direct

    10:12

    DFW

    S M T W T F S
    Search

  14. F93208

    Dallas Fort Worth International Airport

    06:00

    DFW

    2h 56m

    Direct

    09:56

    IAD

    S M T W T F S

  15. F92428

    Harry Reid International Airport

    21:43

    LAS

    4h 6m

    Direct

    04:49

    ATL

    S M T W T F S
    Search

  16. F94410

    Hartsfield–Jackson Atlanta International Airport

    15:20

    ATL

    1h 53m

    Direct

    17:13

    IAD

    S M T W T F S

  17. F93978

    Harry Reid International Airport

    18:32

    LAS

    2h 47m

    Direct

    23:19

    DFW

    S - T W T F S
    Search

  18. F93208

    Dallas Fort Worth International Airport

    06:00

    DFW

    2h 56m

    Direct

    09:56

    IAD

    S M T W T F S
Find more flights and airlines

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 3,320.34km
Cheapest one-way ticket price € 36
Cheapest return ticket price € 133

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 30 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 08:25, and the last departs at 23:55, 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 € 328 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 16:22.
  • The latest flight departs from Harry Reid International Airport (LAS) at 18:20 and arrives in Dulles International Airport (IAD) at 05:23.
  • 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 € 36, and round-trip fares start from € 133. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 8; 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 4 hours 54 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 € 229. 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 € 36. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Harry Reid International Airport to Dulles International Airport operates around 34 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.

Popular Destinations & Recommendations

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 shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate 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.