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Cheap flights from Bellingham to Washington, D.C. from $450

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 12/22. 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

Find the cheapest flights from Bellingham to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:16 am - 4:25 pm
BLI
-
DCA
8h 09m
1 stop
Alaska Airlines Logo
8:00 am - 1:17 pm
DCA
-
BLI
8h 17m
1 stop
$478Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
5:16 am - 9:00 pm
BLI
-
DCA
12h 44m
2 stops
Alaska Airlines Logo
5:16 pm - 10:30 pm
DCA
-
BLI
8h 14m
1 stop
$509Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
5:16 am - 4:25 pm
BLI
-
DCA
8h 09m
1 stop
Alaska Airlines Logo
5:16 pm - 1:17 pm
DCA
-
BLI
23h 01m
2 stops
$522Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
5:16 am - 9:00 pm
BLI
-
DCA
12h 44m
2 stops
Alaska Airlines Logo
5:16 pm - 1:17 pm
DCA
-
BLI
23h 01m
2 stops
$554Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
2:09 pm - 8:00 pm
BLI
-
DCA
26h 51m
2 stops
Alaska Airlines Logo
5:25 pm - 2:17 pm
DCA
-
BLI
23h 52m
2 stops
$563Alaska Airlines
Tue, Oct 27 - Sat, Oct 31
Alaska Airlines Logo
5:16 am - 9:00 pm
BLI
-
DCA
12h 44m
2 stops
Alaska Airlines Logo
5:16 pm - 1:17 pm
DCA
-
BLI
23h 01m
2 stops
$573Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
5:26 am - 4:27 pm
BLI
-
DCA
8h 01m
1 stop
Alaska Airlines Logo
5:27 pm - 10:31 pm
DCA
-
BLI
8h 04m
1 stop
$757Alaska Airlines
Wed, Sep 30 - Wed, Sep 30
Alaska Airlines Logo
5:26 pm - 10:59 am
BLI
-
DCA
14h 33m
2 stops
Alaska Airlines Logo
1:46 pm - 11:59 pm
DCA
-
BLI
13h 13m
2 stops
$765Alaska Airlines
Wed, Aug 5 - Fri, Aug 7
Alaska Airlines Logo
5:26 am - 4:27 pm
BLI
-
DCA
8h 01m
1 stop
Alaska Airlines Logo
8:22 pm - 1:26 pm
DCA
-
BLI
20h 04m
2 stops
$769Alaska Airlines
Wed, Sep 30 - Wed, Sep 30
Alaska Airlines Logo
5:26 pm - 10:59 am
BLI
-
DCA
14h 33m
2 stops
Alaska Airlines Logo
3:57 pm - 11:59 pm
DCA
-
BLI
11h 02m
2 stops
$805Alaska Airlines
Mon, Jul 20 - Mon, Jul 27

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Alaska Airlines flights from Bellingham to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Bellingham to Washington, D.C. Reagan-National Airport flight tickets
Alaska Airlines
Oct 31
BLI5:16 amBellingham
8h 09m
1 stop
DCA4:25 pmWashington, D.C. Reagan-National
Nov 3
DCA8:00 amWashington, D.C. Reagan-National
8h 17m
1 stop
BLI1:17 pmBellingham
$478
Alaska Airlines
Oct 31
BLI5:16 amBellingham
12h 44m
2 stops
DCA9:00 pmWashington, D.C. Reagan-National
Nov 3
DCA5:16 pmWashington, D.C. Reagan-National
8h 14m
1 stop
BLI10:30 pmBellingham
$509
Alaska Airlines
Oct 31
BLI5:16 amBellingham
8h 09m
1 stop
DCA4:25 pmWashington, D.C. Reagan-National
Nov 3
DCA5:16 pmWashington, D.C. Reagan-National
23h 01m
2 stops
BLI1:17 pmBellingham
$522

American Airlines flights from Bellingham to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Bellingham to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jul 9
BLI6:00 amBellingham
11h 41m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
Jul 13
DCA3:23 pmWashington, D.C. Reagan-National
11h 36m
2 stops
BLI11:59 pmBellingham
$1,203
American Airlines
Jul 8
BLI6:00 amBellingham
11h 59m
2 stops
DCA8:59 pmWashington, D.C. Reagan-National
Jul 12
DCA7:00 amWashington, D.C. Reagan-National
12h 46m
2 stops
BLI4:46 pmBellingham
$1,213
American Airlines
Jul 3
BLI6:00 amBellingham
11h 41m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
Jul 8
DCA7:35 amWashington, D.C. Reagan-National
12h 11m
2 stops
BLI4:46 pmBellingham
$1,299

momondo Fare Finder

 
Customize your flight search to find flights from Bellingham to Washington, D.C. Reagan-National 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 June 27, 2026.
Use the filters below to find and compare flights from Bellingham to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Sat 10/31

5:16 am-4:25 pm

1 stop8h 09m

Washington, D.C. Reagan-National

Tue 11/3

8:00 am-1:17 pm

1 stop8h 17m

$478

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Sat 10/31

5:16 am-9:00 pm

2 stops12h 44m

Washington, D.C. Reagan-National

Tue 11/3

5:16 pm-10:30 pm

1 stop8h 14m

$509

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Sat 10/31

5:16 am-4:25 pm

1 stop8h 09m

Washington, D.C. Reagan-National

Tue 11/3

5:16 pm-1:17 pm

2 stops23h 01m

$522

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Sat 10/31

5:16 am-9:00 pm

2 stops12h 44m

Washington, D.C. Reagan-National

Tue 11/3

5:16 pm-1:17 pm

2 stops23h 01m

$554

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Tue 10/27

2:09 pm-8:00 pm

2 stops26h 51m

Washington, D.C. Reagan-National

Sat 10/31

5:25 pm-2:17 pm

2 stops23h 52m

$563

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Sat 10/31

5:16 am-9:00 pm

2 stops12h 44m

Washington, D.C. Reagan-National

Tue 11/3

5:16 pm-1:17 pm

2 stops23h 01m

$573
Quickest round-trip

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Wed 9/30

5:26 am-4:27 pm

1 stop8h 01m

Washington, D.C. Reagan-National

Wed 9/30

5:27 pm-10:31 pm

1 stop8h 04m

$757

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Wed 8/5

5:26 pm-10:59 am

2 stops14h 33m

Washington, D.C. Reagan-National

Fri 8/7

1:46 pm-11:59 pm

2 stops13h 13m

$765

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Wed 9/30

5:26 am-4:27 pm

1 stop8h 01m

Washington, D.C. Reagan-National

Wed 9/30

8:22 pm-1:26 pm

2 stops20h 04m

$769

BellinghamWashington, D.C.

BLI - DCA

BLIDCA

Bellingham

Mon 7/20

5:26 pm-10:59 am

2 stops14h 33m

Washington, D.C. Reagan-National

Mon 7/27

3:57 pm-11:59 pm

2 stops11h 02m

$805

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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. Reagan-National 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. Reagan-National?

Alaska Airlines is the most popular carrier operating from Bellingham to Washington, D.C. Reagan-National

When to book flights from Bellingham to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bellingham to Washington, D.C. Reagan-National 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. Reagan-National Airport (BLI to DCA) flight deals and tips

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

Fastest flight time

8h 09m

Direct flights

None
The fastest flight from Bellingham to Washington, D.C. Reagan-National Airport takes 8h 09m
There are no direct flights from Bellingham to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Bellingham to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from Bellingham to Washington, D.C. Reagan-National Airport

  • How far is Bellingham to Washington, D.C. Reagan-National by plane?

    The straight-line distance from Bellingham to Washington, D.C. Reagan-National is 2327.5 mi. In terms of flight time, this usually takes a little over 8h 09m.

  • When did momondo last update prices for flights from Bellingham Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Bellingham Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How old do you have to be to fly from Bellingham Airport to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bellingham Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National 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. Reagan-National 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
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Colonial Beach
Linthicum Heights
Rockville
Silver Spring
Towson
Manassas
Tysons
Springfield
Fairfax
Bethesda
Glen Burnie

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bellingham to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Bellingham to Washington, D.C. flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Bellingham. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Washington, D.C. from Bellingham are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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