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Allegiant Air Flights to Washington D.C. (WAS)
Hotels in Washington D.C.
      • Cheapest nonstop
        TYS 14:37
        1h 26m
        Direct
        IAD 16:03
        Allegiant Air Knoxville - Washington D.C. | Thu, Oct 8 | Allegiant Air
        IAD 15:53
        1h 28m
        Direct
        TYS 17:21
        Allegiant Air Washington D.C. - Knoxville | Sun, Oct 11 | Allegiant Air
        £128 £324
        60% off
        60% off
        £324 £128
      • USA 11:19
        8h 50m
        1 stop
        IAD 20:09
        Allegiant Air Concord - Washington D.C. | Wed, Sep 30 | Allegiant Air
        IAD 18:13
        16h 46m
        1 stop
        USA 10:59
        Frontier Airlines Washington D.C. - Concord | Fri, Oct 2 | Frontier Airlines
        £269 £324
        17% off
        17% off
        £324 £269
      • IAG 10:33
        26h 20m
        1 stop
        IAD 12:53
        Allegiant Air Niagara Falls - Washington D.C. | Fri, Oct 9 | Allegiant Air
        IAD 19:28
        14h 15m
        1 stop
        IAG 09:43
        Frontier Airlines Washington D.C. - Niagara Falls | Thu, Oct 15 | Frontier Airlines
        £301 £324
        7% off
        7% off
        £324 £301
      • LON 13:00
        17h 25m
        1 stop
        WAS 14:00
        Normal Airline London - Washington D.C. | Mon, Sep 14 | Normal Airline
        WAS 15:00
        6h
        Direct
        LON 16:00
        Normal Airline Washington D.C. - London | Wed, Sep 16 | Normal Airline
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      • Cheapest nonstop
        TYS 14:37
        1h 26m
        Direct
        IAD 16:03
        Allegiant Air Knoxville - Washington D.C. | Tue, Oct 20 | Allegiant Air
        £71 £194
        63% off
        63% off
        £194 £71
      • ABE 07:45
        12h 24m
        1 stop
        IAD 20:09
        Allegiant Air Allentown - Washington D.C. | Tue, Oct 20 | Allegiant Air
        £107 £194
        45% off
        45% off
        £194 £107
      • LCK 20:33
        13h 44m
        1 stop
        IAD 10:17
        Allegiant Air Columbus - Washington D.C. | Sat, Oct 10 | Allegiant Air
        £117 £194
        40% off
        40% off
        £194 £117
      • AVL 16:44
        27h
        1 stop
        IAD 19:44
        Allegiant Air Asheville - Washington D.C. | Sun, Sep 20 | Allegiant Air
        £122
        37% off
        £194 £122
      • PIA 10:48
        22h 19m
        1 stop
        IAD 10:07
        Allegiant Air Peoria - Washington D.C. | Sat, Sep 19 | Allegiant Air
        £134
        31% off
        £194 £134
      • MSO 21:49
        30h 31m
        1 stop
        IAD 06:20
        Allegiant Air Missoula - Washington D.C. | Tue, Sep 29 | Allegiant Air
        £180
        7% off
        £194 £180
      • LON 13:00
        17h 25m
        1 stop
        WAS 14:00
        Normal Airline London - Washington D.C. | Mon, Sep 14 | Normal Airline
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Displayed flight fares to Washington D.C. with Allegiant Air are based on average prices across airlines over the next 3 months, according to the latest Trip.com data.

About Allegiant Air
Airline name
Allegiant Air
Airline code
G4
Airline type
Low-cost carrier (LCC)
Popular Countries Allegiant Air Flies to:
United States , Mexico and United Kingdom
Popular Allegiant Air Arrival Cities
Popular Allegiant Air Departure Cities
Based on Trip.com Historical Data

Allegiant Air Flights to Washington D.C. - FAQ

  • Does Allegiant Air have baggage allowance?

    0-1 pieces of luggage are usually permitted for each economy class passenger traveling with Allegiant Air (G4). This information can vary depending on your flight, so be sure to check your itinerary.
    • Approx. 9 hours 15 minutes to fly from London to Washington D.C..
    • Approx. 1 hour 45 minutes to fly from Toronto to Washington D.C..
    • Approx. 12 hours 29 minutes to fly from Manchester to Washington D.C..
    • Approx. 2 hours 14 minutes to fly from Orlando to Washington D.C..
  • You can book cheaper flights in the following ways:
    • Search for tickets to a city or airport near Washington D.C..
    • Look up different airlines that have flights to Washington D.C..
    • Browse different departure dates from the same month.
    • Filter for different departure times from the same day.
    • Check for discount information on various social media sites.
    • Explore deals and discounts on airline websites.
  • Understanding peak and off travel seasons to Washington D.C. can help you arrange your travel plans accordingly. The most popular month to visit Washington D.C. is September. The average price of flight tickets to Washington D.C. in September is £491.
  • Flight tickets to Washington D.C. are the cheapest in December compared to other months, the average price is £180.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.