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Cheap flights from Bellingham to Washington, D.C. from $280

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to Washington, D.C. departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
5:57 pm - 6:46 pm
IAD
-
BLI
27h 49m
1 stop
$431Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Alaska Airlines Logo
5:16 am - 4:33 pm
BLI
-
IAD
8h 17m
1 stop
Alaska Airlines Logo
9:35 am - 6:38 pm
IAD
-
BLI
12h 03m
1 stop
$437Alaska Airlines
Wed, Oct 14 - Sat, Oct 17
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
7:47 pm - 6:46 pm
IAD
-
BLI
25h 59m
2 stops
$456Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Alaska Airlines Logo
2:09 pm - 11:59 pm
BLI
-
IAD
6h 50m
1 stop
Alaska Airlines Logo
9:35 am - 6:38 pm
IAD
-
BLI
12h 03m
1 stop
$458Alaska Airlines
Mon, Oct 5 - Wed, Oct 14
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
5:47 pm - 11:59 pm
IAD
-
BLI
9h 12m
1 stop
$471Alaska Airlines
Tue, Aug 25 - Wed, Aug 26
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
5:57 pm - 6:46 pm
IAD
-
BLI
27h 49m
1 stop
$473Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Alaska Airlines Logo
5:16 am - 4:33 pm
BLI
-
IAD
8h 17m
1 stop
Alaska Airlines Logo
7:00 am - 10:35 pm
IAD
-
BLI
18h 35m
2 stops
$475Alaska Airlines
Wed, Oct 14 - Sat, Oct 17
Alaska Airlines Logo
7:18 pm - 5:40 am
BLI
-
IAD
7h 22m
1 stop
Alaska Airlines Logo
5:33 pm - 11:53 pm
IAD
-
BLI
9h 20m
1 stop
$478Alaska Airlines
Mon, Oct 5 - Wed, Oct 14
Alaska Airlines Logo
8:20 am - 11:59 pm
BLI
-
IAD
12h 39m
2 stops
Alaska Airlines Logo
5:33 pm - 11:53 pm
IAD
-
BLI
9h 20m
1 stop
$480Alaska Airlines
Mon, Oct 5 - Wed, Oct 14
Alaska Airlines Logo
5:26 pm - 11:59 pm
BLI
-
IAD
27h 33m
1 stop
Alaska Airlines Logo
6:03 am - 11:59 pm
IAD
-
BLI
20h 56m
1 stop
$481Alaska Airlines
Thu, Jul 2 - Tue, Jul 14

Alaska Airlines flights from Bellingham to Washington, D.C. Dulles Intl Airport

Our best Alaska Airlines deals on Bellingham to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Sep 2
BLI7:19 pmBellingham
7h 21m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Sep 14
IAD5:57 pmWashington, D.C. Dulles Intl
27h 49m
1 stop
BLI6:46 pmBellingham
$431
Alaska Airlines
Oct 14
BLI5:16 amBellingham
8h 17m
1 stop
IAD4:33 pmWashington, D.C. Dulles Intl
Oct 17
IAD9:35 amWashington, D.C. Dulles Intl
12h 03m
1 stop
BLI6:38 pmBellingham
$437
Alaska Airlines
Sep 2
BLI7:19 pmBellingham
7h 21m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Sep 14
IAD7:47 pmWashington, D.C. Dulles Intl
25h 59m
2 stops
BLI6:46 pmBellingham
$456

momondo Fare Finder

 
Customize your flight search to find flights from Bellingham to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Bellingham to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 9/2

7:19 pm-5:40 am

1 stop7h 21m

Washington, D.C. Dulles Intl

Mon 9/14

5:57 pm-6:46 pm

1 stop27h 49m

$431

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 10/14

5:16 am-4:33 pm

1 stop8h 17m

Washington, D.C. Dulles Intl

Sat 10/17

9:35 am-6:38 pm

1 stop12h 03m

$437

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 9/2

7:19 pm-5:40 am

1 stop7h 21m

Washington, D.C. Dulles Intl

Mon 9/14

7:47 pm-6:46 pm

2 stops25h 59m

$456

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 10/5

2:09 pm-11:59 pm

1 stop6h 50m

Washington, D.C. Dulles Intl

Wed 10/14

9:35 am-6:38 pm

1 stop12h 03m

$458
Quickest round-trip

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Tue 8/25

7:19 pm-5:40 am

1 stop7h 21m

Washington, D.C. Dulles Intl

Wed 8/26

5:47 pm-11:59 pm

1 stop9h 12m

$471

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 9/2

7:19 pm-5:40 am

1 stop7h 21m

Washington, D.C. Dulles Intl

Mon 9/14

5:57 pm-6:46 pm

1 stop27h 49m

$473

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 10/14

5:16 am-4:33 pm

1 stop8h 17m

Washington, D.C. Dulles Intl

Sat 10/17

7:00 am-10:35 pm

2 stops18h 35m

$475

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 10/5

7:18 pm-5:40 am

1 stop7h 22m

Washington, D.C. Dulles Intl

Wed 10/14

5:33 pm-11:53 pm

1 stop9h 20m

$478

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 10/5

8:20 am-11:59 pm

2 stops12h 39m

Washington, D.C. Dulles Intl

Wed 10/14

5:33 pm-11:53 pm

1 stop9h 20m

$480

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Thu 7/2

5:26 pm-11:59 pm

1 stop27h 33m

Washington, D.C. Dulles Intl

Tue 7/14

6:03 am-11:59 pm

1 stop20h 56m

$481

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Bellingham to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Bellingham to Washington, D.C. Dulles Intl?

Alaska Airlines and American Airlines are the most popular carriers operating from Bellingham to Washington, D.C. Dulles Intl

When to book flights from Bellingham to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bellingham to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bellingham to Washington, D.C. Dulles Intl Airport (BLI to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bellingham to Washington, D.C. Dulles Intl Airport

Fastest flight time

7h 21m

Direct flights

None
The fastest flight from Bellingham to Washington, D.C. Dulles Intl Airport takes 7h 21m
There are no direct flights from Bellingham to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Bellingham to Washington, D.C. Dulles Intl Airport.
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Frequently asked questions about flying from Bellingham to Washington, D.C. Dulles Intl Airport

  • How far is Bellingham to Washington, D.C. Dulles Intl by plane?

    The distance between Bellingham and Washington, D.C. Dulles Intl is about 2305.3 mi. By plane, this route typically takes 7h 21m.

  • When did momondo last update prices for flights from Bellingham Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Bellingham Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Bellingham Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bellingham Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Gaithersburg
Colonial Beach
Fredericksburg
Silver Spring
Towson
Rockville
Sterling
Manassas
Linthicum Heights
Tysons
Springfield
Bethesda

Why use momondo?

Why should I use momondo to find a flight deal from Bellingham to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Bellingham.

Can I find flights from Bellingham to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Bellingham with this policy.

How can momondo help me find flights from Bellingham to Washington, D.C.?

momondo helps you find the best flight between Bellingham and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Bellingham to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Bellingham. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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