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Dulles International Airport to Harry Reid International Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Harry Reid International Airport over the next 90 days, with one-way fares from VND 1,917,000 and round-trip from VND 4,020,000. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Tue, Oct 20 | Frontier Airlines
        LAS 22:43
        4h 37m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        VND 4,020,000 VND 7,668,000
        48% off
        48% off
        VND 7,668,000 VND 4,020,000
      • IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Thu, Oct 22 | Frontier Airlines
        LAS 22:43
        4h 37m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        VND 4,449,000 VND 7,668,000
        42% off
        42% off
        VND 7,668,000 VND 4,449,000
      • IAD 13:09
        5h 22m
        Nonstop
        LAS 15:31
        Washington D.C. - Las Vegas | Tue, Nov 24 | Frontier Airlines
        LAS 21:47
        4h 23m
        Nonstop
        IAD 05:10
        Las Vegas - Washington D.C. | Thu, Nov 26 | Frontier Airlines
        VND 5,508,000 VND 7,668,000
        28% off
        28% off
        VND 7,668,000 VND 5,508,000
      • IAD 12:06
        11h 20m
        1 stop
        LAS 20:26
        Washington D.C. - Las Vegas | Wed, Dec 2 | Frontier Airlines
        LAS 23:43
        8h 28m
        1 stop
        IAD 11:11
        Las Vegas - Washington D.C. | Tue, Dec 8 | Frontier Airlines
        VND 4,082,000
        47% off
        VND 7,668,000 VND 4,082,000
      • IAD 13:38
        13h 14m
        1 stop
        LAS 23:52
        Washington D.C. - Las Vegas | Sat, Oct 17 | Frontier Airlines
        LAS 22:46
        4h 34m
        Nonstop
        IAD 06:20
        Las Vegas - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        VND 4,368,000
        43% off
        VND 7,668,000 VND 4,368,000
      • IAD 12:31
        13h 58m
        1 stop
        LAS 23:29
        Washington D.C. - Las Vegas | Sat, Oct 31 | Frontier Airlines
        LAS 00:38
        7h 58m
        1 stop
        IAD 11:36
        Las Vegas - Washington D.C. | Thu, Nov 5 | Frontier Airlines
        VND 4,843,000
        37% off
        VND 7,668,000 VND 4,843,000
      • IAD 15:03
        9h 52m
        1 stop
        LAS 21:55
        Washington D.C. - Las Vegas | Wed, Oct 28 | Delta Air Lines
        LAS 00:38
        7h 58m
        1 stop
        IAD 11:36
        Las Vegas - Washington D.C. | Sat, Oct 31 | Frontier Airlines
        VND 4,859,000
        37% off
        VND 7,668,000 VND 4,859,000
      • IAD 12:35
        10h 2m
        1 stop
        LAS 19:37
        Washington D.C. - Las Vegas | Wed, Dec 2 | Delta Air Lines
        LAS 23:43
        8h 28m
        1 stop
        IAD 11:11
        Las Vegas - Washington D.C. | Tue, Dec 8 | Frontier Airlines
        VND 4,924,000
        36% off
        VND 7,668,000 VND 4,924,000
      • IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Sat, Oct 24 | Frontier Airlines
        LAS 22:29
        8h 30m
        1 stop
        DCA 09:59
        Las Vegas - Washington D.C. | Tue, Oct 27 | Jetblue Airways
        VND 4,978,000
        35% off
        VND 7,668,000 VND 4,978,000
      • IAD 18:07
        8h 1m
        1 stop
        LAS 23:08
        Washington D.C. - Las Vegas | Tue, Nov 3 | Frontier Airlines
        LAS 11:56
        6h 54m
        1 stop
        DCA 21:50
        Las Vegas - Washington D.C. | Fri, Nov 6 | Frontier Airlines
        VND 5,415,000
        28% off
        VND 7,668,000 VND 5,415,000
      • IAD 09:38
        11h 31m
        1 stop
        LAS 18:09
        Washington D.C. - Las Vegas | Sat, Oct 31 | Alaska Airlines
        LAS 07:20
        6h 52m
        1 stop
        IAD 17:12
        Las Vegas - Washington D.C. | Wed, Nov 4 | Frontier Airlines
        VND 5,492,000
        28% off
        VND 7,668,000 VND 5,492,000
      • IAD 13:09
        5h 22m
        Nonstop
        LAS 15:31
        Washington D.C. - Las Vegas | Fri, Nov 27 | Frontier Airlines
        LAS 23:43
        8h 28m
        1 stop
        IAD 11:11
        Las Vegas - Washington D.C. | Tue, Dec 1 | Frontier Airlines
        VND 5,597,000
        27% off
        VND 7,668,000 VND 5,597,000
      • WAS 13:00
        17h 25m
        1 stop
        LAS 14:00
        Washington D.C. - Las Vegas | Tue, Oct 13 | Normal Airline
        LAS 15:00
        6h
        Nonstop
        WAS 16:00
        Las Vegas - Washington D.C. | Thu, Oct 15 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Sat, Oct 24 | Frontier Airlines
        VND 1,917,000 VND 4,258,000
        55% off
        55% off
        VND 4,258,000 VND 1,917,000
      • IAD 06:00
        5h 4m
        Nonstop
        LAS 08:04
        Washington D.C. - Las Vegas | Mon, Oct 26 | Frontier Airlines
        VND 2,482,000 VND 4,258,000
        42% off
        42% off
        VND 4,258,000 VND 2,482,000
      • IAD 12:06
        11h 20m
        1 stop
        LAS 20:26
        Washington D.C. - Las Vegas | Wed, Dec 2 | Frontier Airlines
        VND 2,575,000 VND 4,258,000
        40% off
        40% off
        VND 4,258,000 VND 2,575,000
      • IAD 21:06
        17h 57m
        1 stop
        LAS 11:03
        Washington D.C. - Las Vegas | Sat, Oct 31 | Frontier Airlines
        VND 2,663,000
        37% off
        VND 4,258,000 VND 2,663,000
      • IAD 08:05
        18h 3m
        1 stop
        LAS 23:08
        Washington D.C. - Las Vegas | Tue, Nov 10 | Frontier Airlines
        VND 2,690,000
        37% off
        VND 4,258,000 VND 2,690,000
      • IAD 18:46
        8h 9m
        1 stop
        LAS 23:55
        Washington D.C. - Las Vegas | Mon, Nov 16 | Alaska Airlines
        VND 2,748,000
        35% off
        VND 4,258,000 VND 2,748,000
      • IAD 18:07
        8h 1m
        1 stop
        LAS 23:08
        Washington D.C. - Las Vegas | Wed, Nov 4 | Frontier Airlines
        VND 2,922,000
        31% off
        VND 4,258,000 VND 2,922,000
      • IAD 07:02
        12h 9m
        1 stop
        LAS 16:11
        Washington D.C. - Las Vegas | Sat, Oct 24 | Alaska Airlines
        VND 3,019,000
        28% off
        VND 4,258,000 VND 3,019,000
      • IAD 18:42
        19h 39m
        1 stop
        LAS 11:21
        Washington D.C. - Las Vegas | Mon, Dec 7 | Frontier Airlines
        VND 3,042,000
        28% off
        VND 4,258,000 VND 3,042,000
      • IAD 11:16
        26h 17m
        1 stop
        LAS 10:33
        Washington D.C. - Las Vegas | Thu, Nov 12 | Frontier Airlines
        VND 3,061,000
        28% off
        VND 4,258,000 VND 3,061,000
      • IAD 07:02
        12h 9m
        1 stop
        LAS 16:11
        Washington D.C. - Las Vegas | Sat, Oct 31 | Alaska Airlines
        VND 3,092,000
        27% off
        VND 4,258,000 VND 3,092,000
      • IAD 12:30
        10h 16m
        1 stop
        LAS 19:46
        Washington D.C. - Las Vegas | Tue, Dec 8 | Delta Air Lines
        VND 3,108,000
        27% off
        VND 4,258,000 VND 3,108,000
      • WAS 13:00
        17h 25m
        1 stop
        LAS 14:00
        Washington D.C. - Las Vegas | Tue, Oct 13 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Dulles International Airport to Harry Reid 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 Dulles International Airport to Harry Reid International Airport

Which month offers the lowest one-way fares when flying from Dulles International Airport to Harry Reid International Airport?

Data is based on the past 12 months. It shows the average one-way fares by month for flights from Dulles International Airport to Harry Reid International Airport on Trip.com.

Based on Trip.com data from the past 12 months, for cheaper one-way flights from Dulles International Airport to Harry Reid International Airport, it is best to book in February, when average fares are VND 3,382,000. Try to avoid March, as fares peak at around VND 14,481,000.

VND 14,481,000
VND 8,931,500
VND 3,382,000
0
    Cheapest
  • VND 9,629,000
    Oct
  • VND 6,468,000
    Nov
  • VND 8,139,000
    Dec
  • VND 6,591,000
    Jan
  • VND 3,382,000
    Feb
  • VND 14,481,000
    Mar
  • VND 11,217,000
    Apr
  • VND 5,582,000
    May
  • VND 6,639,000
    Jun
  • VND 6,404,000
    Jul
  • VND 4,356,000
    Aug
  • VND 5,341,000
    Sep

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

Data is based on the past 12 months. It shows the average fares by day of the week for flights from Dulles International Airport to Harry Reid International Airport on Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Dulles International Airport to Harry Reid International Airport is Wednesday, when average fares are usually lower than other days. Avoid departing on Sunday, as fares are typically the highest.

VND 8,170,000
VND 6,654,000
VND 5,138,000
VND 3,622,000
    Cheapest
  • VND 6,244,000
    Mon
  • VND 5,967,000
    Tue
  • VND 5,138,000
    Wed
  • VND 7,318,000
    Thu
  • VND 7,126,000
    Fri
  • VND 5,845,000
    Sat
  • VND 8,170,000
    Sun

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

The cheapest airline flying from Dulles International Airport to Harry Reid International Airport is Frontier Airlines (from VND 1,917,000) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From VND 1,917,000
Alaska Airlines
From VND 2,748,000
Delta Air Lines
From VND 3,108,000
Allegiant Air
From VND 3,599,000
United Airlines
From VND 4,519,000
American Airlines
From VND 4,696,000
Sun Country Airlines
From VND 4,832,000
Air Canada
From VND 6,003,000
Air Transat
From VND 6,436,000

Find more flights and airlines

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

Check on the flight schedule from Washington D.C. to Las Vegas to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F94277

    Dulles International Airport

    06:30

    IAD

    4h 57m

    08:27

    LAS

    S M T W T F S
    Search

  2. DL1657

    Dulles International Airport

    18:12

    IAD

    2h

    Nonstop

    20:12

    ATL

    - M T - - F -
    Search

  3. DL834

    Hartsfield–Jackson Atlanta International Airport

    21:52

    ATL

    4h 32m

    Nonstop

    23:24

    LAS

    S M T W T F S

  4. DL1444

    Dulles International Airport

    13:00

    IAD

    1h 57m

    Nonstop

    14:57

    ATL

    S M T W T - S
    Search

  5. DL919

    Hartsfield–Jackson Atlanta International Airport

    18:45

    ATL

    4h 31m

    Nonstop

    20:16

    LAS

    S M T W T F S

  6. AS409

    Dulles International Airport

    07:02

    IAD

    5h 42m

    Nonstop

    09:44

    SEA

    S M T W T F S
    Search

  7. AS728

    Seattle-Tacoma International Airport

    13:36

    SEA

    2h 35m

    Nonstop

    16:11

    LAS

    S - - W T F S

  8. F94409

    Dulles International Airport

    21:04

    IAD

    2h 1m

    Nonstop

    23:05

    ATL

    S M T W T F S
    Search

  9. F94891

    Hartsfield–Jackson Atlanta International Airport

    09:00

    ATL

    4h 36m

    Nonstop

    10:36

    LAS

    S M T W T F S

  10. F94355

    Dulles International Airport

    11:12

    IAD

    2h 26m

    Nonstop

    13:38

    MCO

    S M T W - F S
    Search

  11. F91875

    Orlando International Airport

    13:03

    MCO

    5h 11m

    Nonstop

    15:14

    LAS

    S M T W T F S

  12. F94707

    Dulles International Airport

    07:50

    IAD

    2h 4m

    Nonstop

    09:54

    ATL

    S M T W T F S
    Search

  13. F94891

    Hartsfield–Jackson Atlanta International Airport

    09:00

    ATL

    4h 36m

    Nonstop

    10:36

    LAS

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

About Dulles International Airport and Harry Reid International Airport

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

Flight distance 3,320.34 km
Cheapest one-way ticket price VND 1,917,000
Cheapest return ticket price VND 4,020,000

FAQs for Dulles International Airport to Harry Reid International Airport Flights

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

    Dulles International Airport to Harry Reid International Airport takes about 4 hours 54 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from Dulles International Airport (IAD) to Harry Reid International Airport (LAS).
  • The earliest flight from Dulles International Airport to Harry Reid International Airport departs at 06:00, and the last departs at 18:00, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Dulles International Airport (IAD) to Harry Reid International Airport (LAS) is quite popular. Without considering departure times or holidays, tickets cost around VND 8,175,000 in October, the most expensive month to book this route.
  • The earliest flight departs from Dulles International Airport at 08:20 and arrives in Harry Reid International Airport at 10:33.
  • The latest flight departs from Dulles International Airport at 20:25 and arrives in Harry Reid International Airport at 22:45.
  • United Airlines is a very popular airline operating an average of 2880 flights per month.
  • One-way flights from Dulles International Airport to Harry Reid International Airport currently start from VND 1,917,000, and round-trip fares start from VND 4,020,000. The current lowest fare is a Frontier Airlines flight departing on Sat, Oct 24; prices may vary depending on availability.
  • Yes. United Airlines and Frontier Airlines operate direct flights from Dulles International Airport to Harry Reid International Airport, with an average flight time of 5 hours 24 minutes, and around 42 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 Dulles International Airport to Harry Reid International Airport is VND 6,479,000. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Dulles International Airport to Harry Reid International Airport, with one-way fares starting from VND 1,917,000. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Dulles International Airport to Harry Reid International Airport operates around 42 weekly flights, mainly by United Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dulles International Airport and Harry Reid 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 estimated lowest 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 you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed 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.