$303+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — STL
Aug 8 — Aug 151
Round-trip
1 adult, Economy
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Find cheap flights from Bellingham to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bellingham to St. Louis
Cheapest
Best
Last-minute
One-way
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 9, 2026.
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 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:09 pm
BLI
- STL
1 stop7h 50m
Alaska Airlines
Tue 10/207:00 am
STL
- BLI
1 stop8h 29m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am
BLI
- STL
1 stop14h 39m
Multiple Airlines
Wed 11/1110:35 am
STL
- BLI
2 stops25h 00m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:16 am
BLI
- STL
1 stop8h 28m
Alaska Airlines
Wed 11/117:00 am
STL
- BLI
1 stop8h 17m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:27 pm
BLI
- STL
1 stop25h 12m
Multiple Airlines
Wed 11/1110:35 am
STL
- BLI
2 stops25h 00m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am
BLI
- STL
2 stops25h 40m
Multiple Airlines
Sat 11/145:32 pm
STL
- BLI
1 stop17h 13m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$441
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:09 pm
BLI
- STL
1 stop23h 35m
Alaska Airlines
Tue 11/107:00 am
STL
- BLI
1 stop8h 17m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am
BLI
- STL
1 stop14h 39m
Multiple Airlines
Thu 11/128:10 pm
STL
- BLI
2 stops14h 37m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am
BLI
- STL
1 stop14h 39m
Multiple Airlines
Wed 11/1110:35 am
STL
- BLI
2 stops25h 00m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:45 pm
BLI
- STL
1 stop23h 54m
Multiple Airlines
Thu 11/128:10 pm
STL
- BLI
2 stops14h 37m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:45 pm
BLI
- STL
1 stop23h 54m
Multiple Airlines
Wed 11/115:32 pm
STL
- BLI
1 stop18h 03m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$457
Best flights from Bellingham to St. LouisDiscover 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 9, 2026.
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 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:09 pm
BLI
- STL
1 stop7h 50m
Alaska Airlines
Tue 10/207:00 am
STL
- BLI
1 stop8h 29m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:09 pm
BLI
- STL
1 stop7h 50m
Alaska Airlines
Mon 11/93:11 pm
STL
- BLI
1 stop24h 06m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:37 pm
BLI
- STL
1 stop26h 19m
Alaska Airlines
Sat 11/147:00 am
STL
- BLI
1 stop8h 17m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:18 pm
BLI
- STL
1 stop18h 26m
Alaska Airlines
Mon 11/93:11 pm
STL
- BLI
1 stop24h 06m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$474
This Alaska Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:09 pm
BLI
- STL
1 stop7h 50m
Alaska Airlines
Mon 11/27:00 am
STL
- BLI
1 stop8h 17m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:46 pm
BLI
- STL
2 stops23h 29m
Alaska Airlines
Thu 11/127:00 am
STL
- BLI
1 stop8h 17m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$529
Last-minute flights from Bellingham to St. LouisDiscover last-minute flight deals from Bellingham to St. Louis. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to St. Louis. Data last updated July 9, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:49 pm
BLI
- STL
1 stop8h 10m
Alaska Airlines
Sat 7/182:50 pm
STL
- BLI
1 stop11h 16m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$693
This Alaska Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:26 pm
BLI
- STL
1 stop23h 31m
Alaska Airlines
Fri 7/247:56 pm
STL
- BLI
1 stop22h 50m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$823
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/231:49 pm
BLI
- STL
1 stop8h 10m
Alaska Airlines
Mon 7/275:37 pm
STL
- BLI
1 stop6h 53m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$632
One-way flights from Bellingham to St. LouisSearch for one-way flight options from Bellingham to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
Search for one-way flight options from Bellingham to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:26 am
BLI
- STL
1 stop6h 40m
American Airlines
Deal found 7/7![American Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:19 pm
BLI
- STL
3 stops44h 03m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$547
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:26 pm
BLI
- STL
1 stop18h 26m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$633
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:30 am
BLI
- STL
3 stops27h 22m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$1,854
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:30 am
BLI
- STL
3 stops32h 27m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$2,027
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:30 am
BLI
- STL
3 stops51h 22m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$2,087
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:30 am
BLI
- STL
3 stops32h 27m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$2,327
Find flight deals from Bellingham to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $357 (Alaska Airlines) |
One-way from | $303 (American Airlines) |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 9, 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
Cheapest round-trip
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Sat 10/17
2:09 pm-11:59 pm
1 stop7h 50m
Lambert-St Louis
Tue 10/20
7:00 am-1:29 pm
1 stop8h 29m
$357
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Sat 10/31
2:09 pm-11:59 pm
1 stop7h 50m
Lambert-St Louis
Mon 11/9
3:11 pm-1:17 pm
1 stop24h 06m
$464
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Wed 11/4
7:37 pm-11:56 pm
1 stop26h 19m
Lambert-St Louis
Sat 11/14
7:00 am-1:17 pm
1 stop8h 17m
$464
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Fri 10/30
7:18 pm-3:44 pm
1 stop18h 26m
Lambert-St Louis
Mon 11/9
3:11 pm-1:17 pm
1 stop24h 06m
$474
Quickest round-trip
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Fri 10/30
2:09 pm-11:59 pm
1 stop7h 50m
Lambert-St Louis
Mon 11/2
7:00 am-1:17 pm
1 stop8h 17m
$520
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Tue 11/3
12:46 pm-2:15 pm
2 stops23h 29m
Lambert-St Louis
Thu 11/12
7:00 am-1:17 pm
1 stop8h 17m
$529
Cheapest one-way
Quickest one-way
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Wed 9/2
5:26 am-2:06 pm
1 stop6h 40m
$303
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Wed 9/2
7:19 pm-5:22 pm
3 stops44h 03m
$547
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Wed 7/15
5:26 pm-1:52 pm
1 stop18h 26m
$633
BellinghamSt. Louis
BLI - STL
BLISTL
Bellingham
Tue 7/14
8:30 am-6:57 pm
3 stops32h 27m
$2,027
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Bellingham to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bellingham to St. Louis in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bellingham-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BLI-STL
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
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated July 9, 2026.
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.
Food
7.1
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.1
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington
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Bellingham and St. Louis flights
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Top airline flying from Bellingham to St. Louis
Discover the top airline that operate flights from Bellingham to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$320 | Average$655 | FlexibilityNo cancel fee | On-time75% |