How long is the flight from Bellingham to St. Louis?

Airlines like Alaska Airlines and Hawaiian Airlines fly from Bellingham to St. Louis in about 5h 49m. The time it takes to get you to your destination can typically vary by up to 37m. The distance between Bellingham and St. Louis is about 1731 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Alaska Airlines, at $345, was found to be the cheapest airline from Bellingham to St. Louis..

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.

$382+ Flights from Bellingham to St. Louis

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Cheap flight deals from Bellingham to St. Louis

Round-trip from	$382 (Alaska Airlines)

From Bellingham to Lambert-St Louis

Search Deals

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 September 15, 2025.

Tue 10/144:14 pmBLI - STL

1 stop5h 49mHawaiian Airlines

Tue 10/216:33 amSTL - BLI

1 stop7h 49mHawaiian Airlines

Deal found 9/14

$393

Tue 10/148:05 amBLI - STL

2 stops12h 22mAlaska Airlines

Tue 10/216:33 amSTL - BLI

1 stop7h 49mAlaska Airlines

Deal found 9/14

$575

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 September 15, 2025.

Tue 3/33:30 pmBLI - STL

1 stop6h 26mAlaska Airlines

Wed 3/42:55 pmSTL - BLI

1 stop11h 06mAlaska Airlines

Deal found 9/13

$382

Tue 10/144:14 pmBLI - STL

1 stop5h 49mHawaiian Airlines

Tue 10/216:33 amSTL - BLI

1 stop7h 49mHawaiian Airlines

Deal found 9/14

$393

Tue 10/145:15 amBLI - STL

2 stops15h 12mAlaska Airlines

Tue 10/216:39 amSTL - BLI

2 stops31h 43mAlaska Airlines

Deal found 9/14

$614

Last-minute flights from Bellingham to St. Louis
Discover last-minute flight deals from Bellingham to St. Louis. Data last updated September 15, 2025 and is based on user searches.

Tue 10/144:14 pmBLI - STL

1 stop5h 49mHawaiian Airlines

Tue 10/216:33 amSTL - BLI

1 stop7h 49mHawaiian Airlines

Deal found 9/14

$393

Tue 10/148:05 amBLI - STL

2 stops12h 22mAlaska Airlines

Tue 10/216:33 amSTL - BLI

1 stop7h 49mAlaska Airlines

Deal found 9/14

$575

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

Tue 3/3

3:30 pm-11:56 pm

1 stop6h 26m

Lambert-St Louis

Wed 3/4

2:55 pm-12:01 am

1 stop11h 06m

$382

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Tue 10/14

4:14 pm-12:03 am

1 stop5h 49m

Lambert-St Louis

Tue 10/21

6:33 am-12:22 pm

1 stop7h 49m

$393

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Tue 10/14

5:15 am-10:27 pm

2 stops15h 12m

Lambert-St Louis

Tue 10/21

6:39 am-12:22 pm

2 stops31h 43m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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 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

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

How long is the flight from Bellingham to St. Louis?
Airlines like Alaska Airlines and Hawaiian Airlines fly from Bellingham to St. Louis in about 5h 49m. The time it takes to get you to your destination can typically vary by up to 37m. The distance between Bellingham and St. Louis is about 1731 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from Bellingham to St. Louis round-trip?
Alaska Airlines, at $345, was found to be the cheapest airline from Bellingham to St. Louis..
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$345	Average$693	FlexibilityNo cancel fee	On-time75%

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$382+ Cheap flights from Bellingham to St. Louis (BLI - STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. 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

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 September 15, 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 September 15, 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 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.

How long is the flight from Bellingham to St. Louis?

What is the cheapest airline to fly 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 St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bellingham to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Bellingham to St. Louis

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Book with Flexibility

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 September 15, 2025.