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Cheap flights from Bellingham to Washington, D.C. from $177

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 5/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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
5:54 pm - 1:26 pm
IAD
-
BLI
22h 32m
1 stop
$461Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Alaska Airlines Logo
7:19 pm - 5:50 am
BLI
-
IAD
7h 31m
1 stop
Alaska Airlines Logo
7:20 pm - 11:59 pm
IAD
-
BLI
7h 39m
1 stop
$473Alaska Airlines
Mon, Apr 27 - Thu, Apr 30
Alaska Airlines Logo
5:21 am - 4:44 pm
BLI
-
IAD
8h 23m
1 stop
Alaska Airlines Logo
5:54 pm - 1:26 pm
IAD
-
BLI
22h 32m
1 stop
$477Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
7:00 am - 1:26 pm
IAD
-
BLI
9h 26m
1 stop
$487Alaska Airlines
Wed, Sep 2 - Mon, Sep 14
Multiple Airlines Logo
1:57 pm - 7:50 am
BLI
-
IAD
14h 53m
1 stop
Multiple Airlines Logo
7:30 am - 8:34 pm
IAD
-
BLI
16h 04m
2 stops
$490Multiple Airlines
Mon, Aug 24 - Fri, Aug 28
Multiple Airlines Logo
1:57 pm - 7:50 am
BLI
-
IAD
14h 53m
1 stop
Multiple Airlines Logo
9:20 am - 8:34 pm
IAD
-
BLI
14h 14m
1 stop
$494Multiple Airlines
Mon, Aug 24 - Fri, Aug 28
Multiple Airlines Logo
1:57 pm - 7:50 am
BLI
-
IAD
14h 53m
1 stop
Multiple Airlines Logo
9:20 am - 8:34 pm
IAD
-
BLI
14h 14m
1 stop
$497Multiple Airlines
Mon, Aug 24 - Fri, Aug 28
Alaska Airlines Logo
7:19 pm - 5:50 am
BLI
-
IAD
7h 31m
1 stop
Alaska Airlines Logo
7:20 pm - 3:21 pm
IAD
-
BLI
47h 01m
2 stops
$501Alaska Airlines
Mon, Apr 27 - Thu, Apr 30
Alaska Airlines Logo
1:00 pm - 12:09 am
BLI
-
IAD
8h 09m
1 stop
Alaska Airlines Logo
7:10 am - 12:20 pm
IAD
-
BLI
8h 10m
1 stop
$509Alaska Airlines
Fri, Apr 24 - Mon, Apr 27
Alaska Airlines Logo
7:19 pm - 5:40 am
BLI
-
IAD
7h 21m
1 stop
Alaska Airlines Logo
5:54 pm - 10:31 pm
IAD
-
BLI
31h 37m
2 stops
$513Alaska Airlines
Wed, Sep 2 - Mon, Sep 14

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

Our best American Airlines deals on Bellingham to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Sep 2
BLI5:21 amBellingham
11h 28m
2 stops
IAD7:49 pmWashington, D.C. Dulles Intl
Sep 14
IAD12:25 pmWashington, D.C. Dulles Intl
14h 19m
2 stops
BLI11:44 pmBellingham
$598
American Airlines
Sep 2
BLI5:21 amBellingham
11h 28m
2 stops
IAD7:49 pmWashington, D.C. Dulles Intl
Sep 14
IAD12:25 pmWashington, D.C. Dulles Intl
14h 19m
2 stops
BLI11:44 pmBellingham
$634
American Airlines
Jun 11
BLI6:00 amBellingham
15h 13m
2 stops
IAD12:13 amWashington, D.C. Dulles Intl
Jun 15
IAD6:20 amWashington, D.C. Dulles Intl
13h 26m
2 stops
BLI4:46 pmBellingham
$757

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
IAD5:54 pmWashington, D.C. Dulles Intl
22h 32m
1 stop
BLI1:26 pmBellingham
$461
Alaska Airlines
Apr 27
BLI7:19 pmBellingham
7h 31m
1 stop
IAD5:50 amWashington, D.C. Dulles Intl
Apr 30
IAD7:20 pmWashington, D.C. Dulles Intl
7h 39m
1 stop
BLI11:59 pmBellingham
$473
Alaska Airlines
Sep 2
BLI5:21 amBellingham
8h 23m
1 stop
IAD4:44 pmWashington, D.C. Dulles Intl
Sep 14
IAD5:54 pmWashington, D.C. Dulles Intl
22h 32m
1 stop
BLI1:26 pmBellingham
$477

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 April 6, 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

5:54 pm-1:26 pm

1 stop22h 32m

$461
Quickest round-trip

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 4/27

7:19 pm-5:50 am

1 stop7h 31m

Washington, D.C. Dulles Intl

Thu 4/30

7:20 pm-11:59 pm

1 stop7h 39m

$473

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Wed 9/2

5:21 am-4:44 pm

1 stop8h 23m

Washington, D.C. Dulles Intl

Mon 9/14

5:54 pm-1:26 pm

1 stop22h 32m

$477

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

7:00 am-1:26 pm

1 stop9h 26m

$487

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 8/24

1:57 pm-7:50 am

1 stop14h 53m

Washington, D.C. Dulles Intl

Fri 8/28

7:30 am-8:34 pm

2 stops16h 04m

$490

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 8/24

1:57 pm-7:50 am

1 stop14h 53m

Washington, D.C. Dulles Intl

Fri 8/28

9:20 am-8:34 pm

1 stop14h 14m

$494

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 8/24

1:57 pm-7:50 am

1 stop14h 53m

Washington, D.C. Dulles Intl

Fri 8/28

9:20 am-8:34 pm

1 stop14h 14m

$497

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Mon 4/27

7:19 pm-5:50 am

1 stop7h 31m

Washington, D.C. Dulles Intl

Thu 4/30

7:20 pm-3:21 pm

2 stops47h 01m

$501

BellinghamWashington, D.C.

BLI - IAD

BLIIAD

Bellingham

Fri 4/24

1:00 pm-12:09 am

1 stop8h 09m

Washington, D.C. Dulles Intl

Mon 4/27

7:10 am-12:20 pm

1 stop8h 10m

$509

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

5:54 pm-10:31 pm

2 stops31h 37m

$513

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 is the most popular carrier 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 10m

Direct flights

None
The fastest flight from Bellingham to Washington, D.C. Dulles Intl Airport takes 7h 10m
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.
Search flight deals

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 10m.

  • 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
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Manassas
Sterling
Tysons
Linthicum Heights
Bethesda
Fairfax

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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