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Cheap flights from Bellingham to St. Louis from $481

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to St. Louis departing on 8/15. 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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Find the cheapest flights from Bellingham to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:30 am - 4:37 pm
BLI
-
STL
6h 07m
1 stop
Alaska Airlines Logo
5:59 pm - 10:31 pm
STL
-
BLI
6h 32m
1 stop
$481Alaska Airlines
Sat, Aug 15 - Sat, Aug 22
Multiple Airlines Logo
10:01 am - 7:23 pm
BLI
-
STL
31h 22m
2 stops
Multiple Airlines Logo
9:06 pm - 9:04 am
STL
-
BLI
13h 58m
1 stop
$514Multiple Airlines
Sun, May 31 - Thu, Jun 4
Multiple Airlines Logo
6:59 pm - 5:34 pm
BLI
-
STL
20h 35m
1 stop
Multiple Airlines Logo
4:19 pm - 9:14 am
STL
-
BLI
42h 55m
2 stops
$526Multiple Airlines
Fri, May 29 - Tue, Jun 2
Multiple Airlines Logo
3:42 pm - 2:49 pm
BLI
-
STL
21h 07m
2 stops
Multiple Airlines Logo
2:52 pm - 9:44 pm
STL
-
BLI
8h 52m
1 stop
$527Multiple Airlines
Mon, Jul 6 - Mon, Aug 3
Multiple Airlines Logo
3:42 pm - 6:05 pm
BLI
-
STL
24h 23m
1 stop
Multiple Airlines Logo
2:52 pm - 9:44 pm
STL
-
BLI
8h 52m
1 stop
$536Multiple Airlines
Mon, Jul 6 - Mon, Aug 3
Alaska Airlines Logo
7:30 am - 5:03 pm
BLI
-
STL
7h 33m
1 stop
Alaska Airlines Logo
5:59 pm - 10:31 pm
STL
-
BLI
6h 32m
1 stop
$537Alaska Airlines
Mon, Aug 24 - Fri, Aug 28
Alaska Airlines Logo
7:30 am - 5:03 pm
BLI
-
STL
7h 33m
1 stop
Alaska Airlines Logo
5:59 pm - 1:12 pm
STL
-
BLI
21h 13m
2 stops
$546Alaska Airlines
Mon, Aug 24 - Fri, Aug 28
Alaska Airlines Logo
8:30 am - 4:37 pm
BLI
-
STL
6h 07m
1 stop
Alaska Airlines Logo
5:37 pm - 10:30 pm
STL
-
BLI
6h 53m
1 stop
$547Alaska Airlines
Thu, Jul 9 - Sun, Jul 12
Alaska Airlines Logo
5:53 pm - 3:16 pm
BLI
-
STL
19h 23m
1 stop
Alaska Airlines Logo
7:41 pm - 12:07 am
STL
-
BLI
6h 26m
1 stop
$553Alaska Airlines
Fri, May 29 - Tue, Jun 2
Alaska Airlines Logo
8:30 am - 4:37 pm
BLI
-
STL
6h 07m
1 stop
Alaska Airlines Logo
6:08 pm - 6:39 pm
STL
-
BLI
26h 31m
2 stops
$555Alaska Airlines
Sat, Aug 15 - Sat, Aug 22

Alaska Airlines flights from Bellingham to St. Louis

Our best Alaska Airlines deals on Bellingham to St. Louis flight tickets
Alaska Airlines
Aug 15
BLI8:30 amBellingham
6h 07m
1 stop
STL4:37 pmLambert-St Louis
Aug 22
STL5:59 pmLambert-St Louis
6h 32m
1 stop
BLI10:31 pmBellingham
$481
Alaska Airlines
Aug 24
BLI7:30 amBellingham
7h 33m
1 stop
STL5:03 pmLambert-St Louis
Aug 28
STL5:59 pmLambert-St Louis
6h 32m
1 stop
BLI10:31 pmBellingham
$537
Alaska Airlines
Aug 24
BLI7:30 amBellingham
7h 33m
1 stop
STL5:03 pmLambert-St Louis
Aug 28
STL5:59 pmLambert-St Louis
21h 13m
2 stops
BLI1:12 pmBellingham
$546

momondo Fare Finder

 
Customize your flight search to find flights from Bellingham to St. Louis 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 17, 2026.
Use the filters below to find and compare flights from Bellingham to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sat 8/15

8:30 am-4:37 pm

1 stop6h 07m

Lambert-St Louis

Sat 8/22

5:59 pm-10:31 pm

1 stop6h 32m

$481

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sun 5/31

10:01 am-7:23 pm

2 stops31h 22m

Lambert-St Louis

Thu 6/4

9:06 pm-9:04 am

1 stop13h 58m

$514

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Fri 5/29

6:59 pm-5:34 pm

1 stop20h 35m

Lambert-St Louis

Tue 6/2

4:19 pm-9:14 am

2 stops42h 55m

$526

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Mon 7/6

3:42 pm-2:49 pm

2 stops21h 07m

Lambert-St Louis

Mon 8/3

2:52 pm-9:44 pm

1 stop8h 52m

$527

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Mon 7/6

3:42 pm-6:05 pm

1 stop24h 23m

Lambert-St Louis

Mon 8/3

2:52 pm-9:44 pm

1 stop8h 52m

$536

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Mon 8/24

7:30 am-5:03 pm

1 stop7h 33m

Lambert-St Louis

Fri 8/28

5:59 pm-10:31 pm

1 stop6h 32m

$537

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Mon 8/24

7:30 am-5:03 pm

1 stop7h 33m

Lambert-St Louis

Fri 8/28

5:59 pm-1:12 pm

2 stops21h 13m

$546

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Thu 7/9

8:30 am-4:37 pm

1 stop6h 07m

Lambert-St Louis

Sun 7/12

5:37 pm-10:30 pm

1 stop6h 53m

$547

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Fri 5/29

5:53 pm-3:16 pm

1 stop19h 23m

Lambert-St Louis

Tue 6/2

7:41 pm-12:07 am

1 stop6h 26m

$553

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sat 8/15

8:30 am-4:37 pm

1 stop6h 07m

Lambert-St Louis

Sat 8/22

6:08 pm-6:39 pm

2 stops26h 31m

$555

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Bellingham to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Bellingham to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bellingham to St. Louis (BLI to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bellingham to St. Louis

Fastest flight time

7h 33m

Direct flights

None
The fastest flight from Bellingham to St. Louis takes 7h 33m
There are no direct flights from Bellingham to St. Louis. There are no popular flight routes from Bellingham to St. Louis.
Search flight deals

Frequently asked questions about flying from Bellingham to St. Louis

  • How far is Bellingham to Lambert-St Louis by plane?

    The distance between Bellingham and Lambert-St Louis is about 1740.6 mi. In terms of flight time, this usually takes a little over 7h 33m.

  • When did momondo last update prices for flights from Bellingham Airport to Lambert-St Louis Airport?

    Prices for flights from Bellingham Airport to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Bellingham Airport to Lambert-St Louis 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 Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Bellingham to St. Louis

  • How do I get Price Alerts for flights from Bellingham to St. Louis?

    Confirm your travel details to search for the latest offers for flights from Bellingham to St. Louis. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Bellingham to St. Louis with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Bellingham to St. Louis?

It is quick and easy to find Bellingham to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Bellingham to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bellingham to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Bellingham to St. Louis?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bellingham to St. Louis.

I’m not ready to book a flight from Bellingham to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis 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.

An easier way to manage your St. Louis trip

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