What are the cheapest airlines flying from Bellingham to St. Louis round-trip?

Hawaiian Airlines, at $361, was found to be the cheapest airline from Bellingham to St. Louis. An alternate airline flying to your destination would be Alaska Airlines.

What is the cheapest month to book a flight from Bellingham to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Bellingham to St. Louis (average of $311). Flying from Bellingham to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Bellingham to St. Louis?

Travelers seeking maximum savings on their Bellingham to St. Louis flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest day to fly round-trip from Bellingham to St. Louis?

Travelers have found that booking a Friday departure is the best way to save up to 27% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest time of day to fly from BLI to STL?

It’s optimal to fly from Bellingham to St. Louis at noon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the afternoon.

Can I find deals for flights from Bellingham to St. Louis that include hotel bookings?

Yes. In addition to deals on Bellingham to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Bellingham to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to St. Louis.

Can I find deals for business class flights from Bellingham to St. Louis?

Yes. Cheapflights offers flight deals from Bellingham to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$228+ Flights from Bellingham to St. Louis

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Cheap flight deals from Bellingham to St. Louis

Round-trip from	$361 (KAYAK)
One-way from	$228 (Alaska Airlines)

From Bellingham to Lambert-St Louis

Search Deals

One-way flight from Bellingham to Lambert-St Louis

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Find flight deals from Bellingham to St. Louis

Cheapest flights from Bellingham to St. Louis
Explore the most affordable flight options available from Bellingham to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Fri 10/244:14 pmBLI - STL

1 stop5h 49mHawaiian Airlines

Mon 10/277:00 amSTL - BLI

1 stop7h 18mHawaiian Airlines

Deal found 7/9

$361

Sat 8/305:20 amBLI - STL

1 stop7h 19mAlaska Airlines

Sun 9/76:30 pmSTL - BLI

1 stop7h 41mAlaska Airlines

Deal found 7/9

$398

Thu 7/246:00 amBLI - STL

2 stops25h 52mMultiple Airlines

Mon 7/2810:47 amSTL - BLI

3 stops28h 34mMultiple Airlines

Deal found 7/9

$463

Best flights from Bellingham to St. Louis
Discover carefully curated flight deals from Bellingham to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2025.

Fri 10/244:14 pmBLI - STL

1 stop5h 49mHawaiian Airlines

Mon 10/277:00 amSTL - BLI

1 stop7h 18mHawaiian Airlines

Deal found 7/9

$361

Sat 8/305:20 amBLI - STL

1 stop7h 19mAlaska Airlines

Sun 9/76:30 pmSTL - BLI

1 stop7h 41mAlaska Airlines

Deal found 7/9

$398

Thu 7/246:00 amBLI - STL

2 stops25h 52mMultiple Airlines

Mon 7/2810:47 amSTL - BLI

3 stops28h 34mMultiple Airlines

Deal found 7/9

$463

Last-minute flights from Bellingham to St. Louis
Discover last-minute flight deals from Bellingham to St. Louis. Data last updated July 11, 2025 and is based on user searches.

Thu 7/246:00 amBLI - STL

2 stops25h 52mMultiple Airlines

Mon 7/2810:47 amSTL - BLI

3 stops28h 34mMultiple Airlines

Deal found 7/9

$463

Sat 8/305:20 amBLI - STL

1 stop7h 19mAlaska Airlines

Sun 9/76:30 pmSTL - BLI

1 stop7h 41mAlaska Airlines

Deal found 7/9

$398

One-way flights from Bellingham to St. Louis
Search for one-way flight options from Bellingham to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 11, 2025.

Sat 8/235:20 amBLI - STL

1 stop7h 19mAlaska Airlines

Deal found 7/8

$228

Sat 8/235:20 amBLI - STL

2 stops12h 01mAmerican Airlines

Deal found 7/8

$323

Cheapflights Fare Finder

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

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Fri 10/24

4:14 pm-12:03 am

1 stop5h 49m

Lambert-St Louis

Sun 10/26

7:00 am-12:18 pm

1 stop7h 18m

$361

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sat 8/30

5:20 am-2:39 pm

1 stop7h 19m

Lambert-St Louis

Sun 9/7

6:30 pm-12:11 am

1 stop7h 41m

$398

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Thu 7/24

6:00 am-9:52 am

2 stops25h 52m

Lambert-St Louis

Mon 7/28

10:47 am-1:21 pm

3 stops28h 34m

$463

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sat 8/23

5:20 am-2:39 pm

1 stop7h 19m

$228

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Sat 8/23

5:20 am-7:21 pm

2 stops12h 01m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Best time to book a flight from Bellingham to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Bellingham with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Hawaiian Airlines, and American Airlines from Bellingham to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Hawaiian Airlines

7.8

Good

2,561 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

What are the cheapest airlines flying from Bellingham to St. Louis round-trip?
Hawaiian Airlines, at $361, was found to be the cheapest airline from Bellingham to St. Louis. An alternate airline flying to your destination would be Alaska Airlines.
Can I find deals for flights from Bellingham to St. Louis that include hotel bookings?
Yes. In addition to deals on Bellingham to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Bellingham to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to St. Louis.
Can I find deals for business class flights from Bellingham to St. Louis?
Yes. Cheapflights offers flight deals from Bellingham to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Bellingham to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Bellingham to St. Louis (average of $311). Flying from Bellingham to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Bellingham to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$384	Average$693	FlexibilityNo cancel fee	On-time75%

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$228+ Cheap flights from Bellingham to St. Louis (BLI - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bellingham to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Bellingham to St. Louis

Round-trip from

One-way from

Find flight deals from Bellingham to St. Louis

Cheapest flights from Bellingham to St. LouisExplore the most affordable flight options available from Bellingham to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Explore the most affordable flight options available from Bellingham to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bellingham to St. Louis that are best for you.

Best time to book a flight from Bellingham to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Bellingham with our price prediction graph.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Hawaiian Airlines, and American Airlines from Bellingham to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Bellingham to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Bellingham to St. Louis round-trip?

Can I find deals for flights from Bellingham to St. Louis that include hotel bookings?

How can I find direct flights from Bellingham to St. Louis?

Can I find deals for business class flights from Bellingham to St. Louis?

What is the cheapest month to book a flight from Bellingham to St. Louis?

Traveling to a place near Bellingham?

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Alternative routes for Bellingham to St. Louis

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Top airline flying from Bellingham to St. Louis

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Travel Smart

Cheapest flights from Bellingham to St. Louis
Explore the most affordable flight options available from Bellingham to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.