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Bellingham

$121+ Cheap flights from Dulles Intl (IAD) to Bellingham (BLI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BLI
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Dulles Intl to Bellingham with Cheapflights

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Cheap flight deals from Dulles Intl to Bellingham

Cheapest flights from Dulles Intl to Bellingham
Explore the most affordable flight options available from Dulles Intl to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:59 am
IAD
-
BLI
1 stop11h 04m
Multiple Airlines
Thu 8/275:53 pm
BLI
-
IAD
1 stop11h 11m
Multiple Airlines
Deal found 7/21$299
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:03 am
IAD
-
BLI
1 stop17h 56m
Alaska Airlines
Tue 9/17:19 pm
BLI
-
IAD
1 stop7h 21m
Alaska Airlines
Deal found 7/21$441
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 am
IAD
-
BLI
1 stop19h 59m
Alaska Airlines
Tue 9/17:19 pm
BLI
-
IAD
1 stop7h 21m
Alaska Airlines
Deal found 7/21$451
This Priceline deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am
IAD
-
BLI
1 stop9h 26m
Alaska Airlines
Mon 10/52:17 pm
BLI
-
IAD
1 stop6h 42m
Alaska Airlines
Deal found 7/20$490
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 am
IAD
-
BLI
1 stop19h 59m
Alaska Airlines
Wed 9/27:30 am
BLI
-
IAD
2 stops19h 10m
Alaska Airlines
Deal found 7/21$492
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
IAD
-
BLI
1 stop14h 39m
Alaska Airlines
Tue 9/17:19 pm
BLI
-
IAD
1 stop7h 21m
Alaska Airlines
Deal found 7/21$506
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:50 am
IAD
-
BLI
1 stop27h 56m
Multiple Airlines
Sun 8/911:36 am
BLI
-
IAD
1 stop17h 44m
Multiple Airlines
Deal found 7/21$534
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:47 pm
IAD
-
BLI
1 stop9h 12m
Alaska Airlines
Thu 8/277:19 pm
BLI
-
IAD
1 stop7h 21m
Alaska Airlines
Deal found 7/21$559

Find flight deals from Dulles Intl to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Bellingham (BLI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(Kiwi.com)

One-way from

$121
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Bellingham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Bellingham flights.
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From Washington, D.C. Dulles Intl to Bellingham
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One-way flight from Washington, D.C. Dulles Intl to Bellingham
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Bellingham that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Bellingham that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Thu 8/20

8:59 am-5:03 pm

1 stop11h 04m

Bellingham

Thu 8/27

5:53 pm-8:04 am

1 stop11h 11m

$299

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sat 8/29

9:03 am-11:59 pm

1 stop17h 56m

Bellingham

Tue 9/1

7:19 pm-5:40 am

1 stop7h 21m

$441

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Thu 8/27

7:00 am-6:39 pm

1 stop14h 39m

Bellingham

Tue 9/1

7:19 pm-5:40 am

1 stop7h 21m

$506

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Thu 8/27

7:00 am-6:39 pm

1 stop14h 39m

Bellingham

Wed 9/2

7:19 pm-5:40 am

1 stop7h 21m

$506

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Wed 9/23

7:00 am-1:26 pm

1 stop9h 26m

Bellingham

Mon 10/5

2:17 pm-5:50 pm

2 stops24h 33m

$517
Quickest round-trip

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sun 8/23

5:47 pm-11:59 pm

1 stop9h 12m

Bellingham

Thu 8/27

7:19 pm-5:40 am

1 stop7h 21m

$559
Cheapest one-way

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sat 8/29

8:59 am-1:37 pm

1 stop31h 38m

$164

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sat 9/5

8:59 am-9:37 pm

2 stops39h 38m

$227

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Thu 9/3

8:59 am-4:09 pm

1 stop10h 10m

$237
Quickest one-way

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Tue 9/1

5:47 pm-11:59 pm

1 stop9h 12m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Bellingham

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Bellingham in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Bellingham flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Bellingham flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Bellingham flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Bellingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bellingham from Washington, D.C. Dulles Intl?

    If you book a flight to Bellingham from Washington, D.C. Dulles Intl, you will be flying to Bellingham, which is the city’s only airport. Bellingham (BLI) is located 3.2 mi from the center of Bellingham. There are 0 flights from Washington, D.C. Dulles Intl to Bellingham per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Bellingham?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Bellingham in 17h 56m. Fly via Alaska Airlines to get the fastest option. Washington, D.C. Dulles Intl Airport and Bellingham are separated by a distance of 2307 mi.

  • Can I find deals for flights from Dulles Intl to Bellingham that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Bellingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Bellingham?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Bellingham.

  • Can I find deals for business class flights from Dulles Intl to Bellingham?

    Yes. Cheapflights offers flight deals from Dulles Intl to Bellingham by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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