Customer support

Find Cheap Flights & Flights from Belleville(BLV) to Washington Dulles International Airport(IAD)

  • One way
  • Round-trip
      • BLV10:39
        21h 7m
        1 stop
        IAD08:46
        Belleville - Washington D.C.|Wed, Dec 17|Allegiant Air
        US$105US$529
        80% OFF
        80% OFF
        US$529US$105

      • BLV15:10
        27h 48m
        1 stop
        IAD19:58
        Belleville - Washington D.C.|Thu, Jan 15|Allegiant Air
        US$131US$529
        75% OFF
        75% OFF
        US$529US$131

      • BLV20:04
        11h 37m
        1 stop
        IAD08:41
        Belleville - Washington D.C.|Sun, Dec 14|Allegiant Air
        US$158US$529
        70% OFF
        70% OFF
        US$529US$158

      • BLV20:11
        18h 35m
        1 stop
        IAD15:46
        Belleville - Washington D.C.|Thu, Dec 18|Allegiant Air
        US$167
        US$167

      • BLV18:18
        21h 39m
        1 stop
        IAD16:57
        Belleville - Washington D.C.|Sat, Dec 20|Allegiant Air
        US$177
        US$177

      • BLV16:38
        20h 51m
        2 stops
        IAD14:29
        Belleville - Washington D.C.|Mon, Dec 15|Allegiant Air
        US$223
        US$223

      • BLV20:30
        11h 21m
        1 stop
        IAD08:51
        Belleville - Washington D.C.|Fri, Dec 26|Allegiant Air
        US$418
        US$418

      • BLV1:00 PM
        3h 5m
        Nonstop
        IAD2:00 PM
        Belleville - Washington D.C.|Sun, Dec 21|Allegiant Air
        Find More Flights
        Find More Flights

Displayed flight fares from ${{departCityName}} to ${{arrivalCityName}} are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flights to Washington D.C.

Flights from Belleville(BLV) to Washington Dulles International Airport(IAD) & Flight Info

Cheapest Flight PriceUS$167

Flights from Belleville(BLV) to Washington Dulles International Airport(IAD) & FAQ

  • When is the best time to book flights from Belleville to Washington D.C.?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Belleville to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

  • When are flight tickets from Belleville (BLV) to Washington D.C. (WAS) the cheapest?

    The cheapest months to fly from Belleville to Washington D.C. is October, when demand for travel is lower.

  • Is there any time difference between Belleville and Washington D.C.?

    The time difference between Washington D.C. and Belleville is 1h.

  • How do I change or cancel my ticket from Belleville to Washington D.C.?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled 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 check the customer support pages.
Trip.com
>
Flights
>
Flights from this city to this airport
>
Flights from Belleville(BLV) to Washington Dulles International Airport(IAD)

Contact us

About

Other services

Payment methods
Our partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.