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$305+ Cheap flights from Washington, D.C. (WAS) to Bellingham (BLI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BLI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 September 16, 2025.

Round-trip from

$305
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,012
From Washington, D.C. (WAS) to Bellingham
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Highest demand for flights based on searches. 12% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington, D.C. to Bellingham

Cheapest flights from Washington, D.C. to Bellingham
Explore the most affordable flight options available from Washington, D.C. to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 11/88:26 pmBWI - BLI
1 stop20h 32mMultiple Airlines
Mon 11/108:00 amBLI - BWI
1 stop20h 23mMultiple Airlines
Deal found 9/15$305
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 11/76:45 amBWI - BLI
2 stops19h 21mMultiple Airlines
Mon 11/108:00 amBLI - BWI
1 stop20h 23mMultiple Airlines
Deal found 9/15$330
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Mon 10/207:50 amBWI - BLI
1 stop18h 28mMultiple Airlines
Fri 10/2412:54 pmBLI - BWI
1 stop12h 36mMultiple Airlines
Deal found 9/16$352
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 11/86:13 pmIAD - BLI
1 stop20h 58mAlaska Airlines
Mon 11/104:04 pmBLI - IAD
1 stop11h 19mAlaska Airlines
Deal found 9/15$404
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/177:41 pmIAD - BLI
1 stop22h 53mAlaska Airlines
Mon 10/204:14 pmBLI - IAD
1 stop23h 14mAlaska Airlines
Deal found 9/15$413
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 12/135:00 pmDCA - BLI
1 stop10h 06mAlaska Airlines
Sat 1/105:20 amBLI - DCA
1 stop13h 35mAlaska Airlines
Deal found 9/16$413
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 9/298:16 amBWI - BLI
1 stop17h 57mMultiple Airlines
Fri 10/39:47 amBLI - BWI
1 stop15h 43mMultiple Airlines
Deal found 9/14$418
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:43 amIAD - BLI
1 stop10h 41mAlaska Airlines
Mon 11/104:04 pmBLI - IAD
1 stop11h 19mAlaska Airlines
Deal found 9/15$424
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 11/85:00 pmDCA - BLI
1 stop22h 11mAlaska Airlines
Mon 11/104:04 pmBLI - DCA
1 stop26h 55mAlaska Airlines
Deal found 9/15$424
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 12/137:35 amIAD - BLI
1 stop19h 31mAlaska Airlines
Sat 1/105:20 amBLI - IAD
1 stop9h 35mAlaska Airlines
Deal found 9/15$453
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:16 pmBWI - BLI
1 stop19h 55mAlaska Airlines
Mon 11/104:04 pmBLI - BWI
1 stop23h 12mAlaska Airlines
Deal found 9/15$483
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 11/75:00 pmDCA - BLI
1 stop22h 11mAlaska Airlines
Mon 11/104:04 pmBLI - DCA
1 stop26h 55mAlaska Airlines
Deal found 9/15$508

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 September 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Bellingham that are best for you.

Fly from

Washington, D.C.

Fly to

Bellingham

Route

Depart

Return

Price

BaltimoreBellingham

BWI - BLI

BWIBLI

Baltimore/Washington

Sat 11/8

8:26 pm-1:58 pm

1 stop20h 32m

Bellingham

Mon 11/10

8:00 am-7:23 am

1 stop20h 23m

$305

BaltimoreBellingham

BWI - BLI

BWIBLI

Baltimore/Washington

Fri 11/7

6:45 am-11:06 pm

2 stops19h 21m

Bellingham

Mon 11/10

8:00 am-7:23 am

1 stop20h 23m

$330

BaltimoreBellingham

BWI - BLI

BWIBLI

Baltimore/Washington

Mon 10/20

2:52 pm-11:18 pm

2 stops11h 26m

Bellingham

Fri 10/24

12:54 pm-4:30 am

1 stop12h 36m

$383

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sat 11/8

6:13 pm-12:11 pm

1 stop20h 58m

Bellingham

Mon 11/10

4:04 pm-6:23 am

1 stop11h 19m

$404

Washington, D.C.Bellingham

DCA - BLI

DCABLI

Washington, D.C. Reagan-National

Sat 12/13

5:00 pm-12:06 am

1 stop10h 06m

Bellingham

Sat 1/10

5:20 am-9:55 pm

1 stop13h 35m

$413

BaltimoreBellingham

BWI - BLI

BWIBLI

Baltimore/Washington

Mon 9/29

8:16 am-11:13 pm

1 stop17h 57m

Bellingham

Fri 10/3

9:47 am-4:30 am

1 stop15h 43m

$418

Washington, D.C.Bellingham

DCA - BLI

DCABLI

Washington, D.C. Reagan-National

Sat 11/8

5:00 pm-12:11 pm

1 stop22h 11m

Bellingham

Mon 11/10

4:04 pm-9:59 pm

1 stop26h 55m

$424

BaltimoreBellingham

BWI - BLI

BWIBLI

Baltimore/Washington

Tue 3/3

6:55 pm-12:18 pm

1 stop20h 23m

Bellingham

Wed 3/4

3:30 pm-5:55 pm

1 stop23h 25m

$432

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Sat 12/13

7:35 am-3:38 pm

1 stop11h 03m

Bellingham

Sat 1/10

5:20 am-5:55 pm

1 stop9h 35m

$453

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Fri 10/17

7:41 pm-12:22 pm

1 stop19h 41m

Bellingham

Mon 10/20

4:14 pm-4:42 pm

2 stops45h 28m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 15 results
1
2

Best time to book a flight from Washington, D.C. to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Bellingham

What is the cheapest time of day to fly from WAS to BLI?

Find hourly flight availability from Washington, D.C. to Bellingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

It’s optimal to fly from Washington, D.C. to Bellingham in the afternoon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bellingham. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines from Washington, D.C. to Bellingham to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Most people fly into Bellingham (BLI) if they book a flight to Bellingham from Washington, D.C.. On average, Bellingham has 0 inbound flights from Washington, D.C. per day from 1 airline. Bellingham is conveniently located just 3.2 mi from Bellingham’s city center.

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

    There are many flights that can get you from Washington, D.C. to Bellingham in 20h 58m. Fly via Alaska Airlines to get the fastest option. The distance between Washington, D.C. and Bellingham is about 2307 mi.

  • What is the cheapest airline to fly from Washington, D.C. to Bellingham round-trip?

    Currently priced at $388, Alaska Airlines will fly you from Washington, D.C. to Bellingham and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Users have found that Alaska Airlines is 51% cheaper than the other options available to this destination.

  • What are the most popular routes from Washington, D.C. to Bellingham?

    While some choose either Washington, D.C. Dulles Intl - Bellingham or Baltimore/Washington - Bellingham, Washington, D.C. Reagan-National - Bellingham is the most popular route from Washington, D.C. to Bellingham.

  • Can I find deals for flights from Washington, D.C. to Bellingham that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Bellingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Bellingham?

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

  • Can I find deals for business class flights from Washington, D.C. to Bellingham?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

  • What is the cheapest month to book a flight from Washington, D.C. to Bellingham?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Bellingham (average of $317). Flying from Washington, D.C. to Bellingham in November is currently the most expensive (average of $470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Mount Vernon
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Ferndale
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Top airline flying from Washington, D.C. to Bellingham

Discover the top airline that operate flights from Washington, D.C. to Bellingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$388Average$652FlexibilityNo cancel feeOn-time75%

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