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

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

How many operators does momondo search for flights from Washington, D.C. to Bellingham Airport?

There is 1 operator available for flights from Washington, D.C. to Bellingham Airport as of August 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Bellingham Airport.

What documentation or ID do you need to fly to Bellingham Airport?

The travel and health documents you'll need for your trip to Bellingham Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bellingham Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$403 Cheap Flights from Washington, D.C. to Bellingham in 2026

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 1:41 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

10h 41m1 stop Las Vegas Harry Reid Intl

2:01 pm - 12:10 amBLI Bellingham-IAD Washington, D.C. Dulles Intl

31h 09m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

$403Multiple Airlines

Thu, Sep 10 - Mon, Sep 14

6:00 am - 1:41 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

10h 41m1 stop Las Vegas Harry Reid Intl

7:00 am - 6:20 amBLI Bellingham-IAD Washington, D.C. Dulles Intl

20h 20m1 stop Las Vegas Harry Reid Intl

$498Multiple Airlines

Thu, Sep 10 - Mon, Sep 14

7:02 am - 1:37 pmBWI Baltimore/Washington-BLI Bellingham

9h 35m1 stop Seattle/Tacoma Intl

7:29 pm - 5:40 amBLI Bellingham-BWI Baltimore/Washington

7h 11m1 stop Seattle/Tacoma Intl

$504Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

7:02 am - 1:37 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

9h 35m1 stop Seattle/Tacoma Intl

7:29 pm - 5:44 amBLI Bellingham-IAD Washington, D.C. Dulles Intl

7h 15m1 stop Seattle/Tacoma Intl

$529Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

6:15 pm - 10:35 pmBWI Baltimore/Washington-BLI Bellingham

31h 20m2 stops Seattle/Tacoma Intl Portland

7:29 pm - 5:40 amBLI Bellingham-BWI Baltimore/Washington

7h 11m1 stop Seattle/Tacoma Intl

$556Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

4:43 pm - 10:31 pmBWI Baltimore/Washington-BLI Bellingham

8h 48m1 stop Portland

7:26 pm - 6:30 amBLI Bellingham-BWI Baltimore/Washington

8h 04m1 stop Seattle/Tacoma Intl

$564Alaska Airlines

Sat, Sep 19 - Wed, Sep 23

7:02 am - 1:37 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

9h 35m1 stop Seattle/Tacoma Intl

7:29 pm - 5:40 pmBLI Bellingham-IAD Washington, D.C. Dulles Intl

43h 11m2 stops Seattle/Tacoma Intl San Diego

$569Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

7:02 am - 1:37 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

9h 35m1 stop Seattle/Tacoma Intl

7:29 pm - 5:40 pmBLI Bellingham-IAD Washington, D.C. Dulles Intl

43h 11m2 stops Seattle/Tacoma Intl San Diego

$579Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

7:50 am - 1:41 pmIAD Washington, D.C. Dulles Intl-BLI Bellingham

32h 51m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl

4:59 pm - 6:20 amBLI Bellingham-IAD Washington, D.C. Dulles Intl

10h 21m1 stop Las Vegas Harry Reid Intl

$593Multiple Airlines

Wed, Sep 9 - Sun, Sep 13

10:59 am - 1:37 pmDCA Washington, D.C. Reagan-National-BLI Bellingham

29h 38m2 stops San Diego Seattle/Tacoma Intl

7:29 pm - 9:59 pmBLI Bellingham-DCA Washington, D.C. Reagan-National

23h 30m1 stop Seattle/Tacoma Intl

$651Alaska Airlines

Thu, Oct 29 - Mon, Nov 2

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Alaska Airlines flights from Washington, D.C. to Bellingham

Our best Alaska Airlines deals on Washington, D.C. to Bellingham flight tickets

Alaska Airlines

Oct 29

BWI7:02 amBaltimore/Washington

9h 35m

1 stop

BLI1:37 pmBellingham

Nov 2

BLI7:29 pmBellingham

7h 11m

1 stop

BWI5:40 amBaltimore/Washington

$504

Alaska Airlines

Oct 29

IAD7:02 amWashington, D.C. Dulles Intl

9h 35m

1 stop

BLI1:37 pmBellingham

Nov 2

BLI7:29 pmBellingham

7h 15m

1 stop

IAD5:44 amWashington, D.C. Dulles Intl

$529

Alaska Airlines

Oct 29

BWI6:15 pmBaltimore/Washington

31h 20m

2 stops

BLI10:35 pmBellingham

Nov 2

BLI7:29 pmBellingham

7h 11m

1 stop

BWI5:40 amBaltimore/Washington

$556

American Airlines flights from Washington, D.C. to Bellingham

Our best American Airlines deals on Washington, D.C. to Bellingham flight tickets

American Airlines

Sep 19

BWI10:38 amBaltimore/Washington

16h 06m

2 stops

BLI11:44 pmBellingham

Sep 23

BLI5:26 amBellingham

12h 54m

2 stops

BWI9:20 pmBaltimore/Washington

$983

American Airlines

Sep 19

IAD10:25 amWashington, D.C. Dulles Intl

16h 19m

2 stops

BLI11:44 pmBellingham

Sep 23

BLI5:26 amBellingham

14h 25m

2 stops

IAD10:51 pmWashington, D.C. Dulles Intl

$1,084

American Airlines

Sep 19

IAD7:57 amWashington, D.C. Dulles Intl

13h 49m

2 stops

BLI6:46 pmBellingham

Sep 23

BLI5:26 amBellingham

14h 25m

2 stops

IAD10:51 pmWashington, D.C. Dulles Intl

$1,104

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Bellingham that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Thu 9/10

6:00 am-1:41 pm

1 stop10h 41m

Bellingham

Mon 9/14

2:01 pm-12:10 am

2 stops31h 09m

$403

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Thu 9/10

6:00 am-1:41 pm

1 stop10h 41m

Bellingham

Mon 9/14

7:00 am-6:20 am

1 stop20h 20m

$498

Quickest round-trip

BaltimoreBellingham

BWI Baltimore/Washington - BLI Bellingham

BWIBLI

Baltimore/Washington

Thu 10/29

7:02 am-1:37 pm

1 stop9h 35m

Bellingham

Mon 11/2

7:29 pm-5:40 am

1 stop7h 11m

$504

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Thu 10/29

7:02 am-1:37 pm

1 stop9h 35m

Bellingham

Mon 11/2

7:29 pm-5:44 am

1 stop7h 15m

$529

BaltimoreBellingham

BWI Baltimore/Washington - BLI Bellingham

BWIBLI

Baltimore/Washington

Thu 10/29

6:15 pm-10:35 pm

2 stops31h 20m

Bellingham

Mon 11/2

7:29 pm-5:40 am

1 stop7h 11m

$556

BaltimoreBellingham

BWI Baltimore/Washington - BLI Bellingham

BWIBLI

Baltimore/Washington

Sat 9/19

4:43 pm-10:31 pm

1 stop8h 48m

Bellingham

Wed 9/23

7:26 pm-6:30 am

1 stop8h 04m

$564

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Thu 10/29

7:02 am-1:37 pm

1 stop9h 35m

Bellingham

Mon 11/2

7:29 pm-5:40 pm

2 stops43h 11m

$569

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Thu 10/29

7:02 am-1:37 pm

1 stop9h 35m

Bellingham

Mon 11/2

7:29 pm-5:40 pm

2 stops43h 11m

$579

Washington, D.C.Bellingham

IAD Washington, D.C. Dulles Intl - BLI Bellingham

IADBLI

Washington, D.C. Dulles Intl

Wed 9/9

7:50 am-1:41 pm

2 stops32h 51m

Bellingham

Sun 9/13

4:59 pm-6:20 am

1 stop10h 21m

$593

Washington, D.C.Bellingham

DCA Washington, D.C. Reagan-National - BLI Bellingham

DCABLI

Washington, D.C. Reagan-National

Thu 10/29

10:59 am-1:37 pm

2 stops29h 38m

Bellingham

Mon 11/2

7:29 pm-9:59 pm

1 stop23h 30m

$651

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

How long does it take to fly to Bellingham?

The flight from Washington, D.C. to Bellingham depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Bellingham (the most popular airport in Bellingham), then the flight time is 8h 45m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Bellingham, then the average flight time is 8h 48m.

When to book flights from Washington, D.C. to Bellingham

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

Estimated round-trip price

Cheap Washington, D.C. to Bellingham (WAS to BLI) flight deals and tips

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

Best Price Found	$403
Fastest flight time	8h 04m
Direct flights	None

The best flight deal from Washington, D.C. to Bellingham found on momondo in the last 72 hours is $403

The fastest flight from Washington, D.C. to Bellingham takes 8h 04m

There are no direct flights from Washington, D.C. to Bellingham. There are no popular flight routes from Washington, D.C. to Bellingham.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Bellingham

How far is Washington, D.C. to Bellingham by plane?
There are 2325.7 mi between Washington, D.C. and Bellingham. A reasonable flight in good conditions will take 8h 04m.
When did momondo last update prices for flights from Washington, D.C. to Bellingham Airport?
Prices for flights from Washington, D.C. to Bellingham Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Bellingham Airport?
There is 1 operator available for flights from Washington, D.C. to Bellingham Airport as of August 2026.
How old do you have to be to fly from Washington, D.C. to Bellingham Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Bellingham Airport.
What documentation or ID do you need to fly to Bellingham Airport?
The travel and health documents you'll need for your trip to Bellingham Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bellingham Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to Bellingham?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Bellingham is Alaska Airlines (100% of total bookings).

Best airlines flying from Washington, D.C. to Bellingham

Compare and see reviews for airlines that fly from Washington, D.C. to Bellingham with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $482	Free Cancellation	Rating 7.9 12,859 reviews		Search Alaska Airlines flights

Mount Vernon

Burlington

Blaine

Ferndale

Why use momondo?

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

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

All flight searches from Washington, D.C. to Bellingham on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Bellingham flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Bellingham, momondo offers a useful price alert feature which will track prices for flights to Bellingham from Washington, D.C. and alert you when they change.