$139+ Cheap flights from Bangor, ME to St. Louis (BGR - 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — STL
Aug 19 — Aug 261
Round-trip
1 adult, Economy
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Find cheap flights from Bangor 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Bangor to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Bangor to St. LouisExplore the most affordable flight options available from Bangor to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
Explore the most affordable flight options available from Bangor to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:55 pm
BGR
- STL
1 stop4h 47m
Delta
Tue 9/155:30 pm
STL
- BGR
1 stop4h 50m
Delta
Deal found 7/19![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:55 pm
BGR
- STL
1 stop4h 47m
Delta
Sat 9/126:00 am
STL
- BGR
2 stops8h 34m
Delta
Deal found 7/19![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:55 pm
BGR
- STL
1 stop4h 47m
Delta
Fri 9/115:30 pm
STL
- BGR
1 stop4h 50m
Delta
Deal found 7/19![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:13 am
BGR
- STL
2 stops9h 55m
Delta
Tue 9/1512:00 pm
STL
- BGR
2 stops10h 20m
Delta
Deal found 7/19![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am
BGR
- STL
2 stops9h 33m
Delta
Mon 9/1412:00 pm
STL
- BGR
2 stops10h 20m
Delta
Deal found 7/19![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
BGR
- STL
1 stop6h 47m
Delta
Mon 9/145:30 pm
STL
- BGR
1 stop4h 50m
Delta
Deal found 7/19![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:33 pm
BGR
- STL
1 stop7h 00m
Delta
Wed 9/910:00 am
STL
- BGR
1 stop5h 21m
Delta
Deal found 7/19![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:10 pm
BGR
- STL
1 stop6h 41m
United Airlines
Wed 11/46:00 am
STL
- BGR
1 stop7h 58m
United Airlines
Deal found 7/15![United Airlines logo]()
$329
Best flights from Bangor to St. LouisDiscover carefully curated flight deals from Bangor to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
Discover carefully curated flight deals from Bangor to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:55 pm
BGR
- STL
1 stop4h 47m
Delta
Mon 9/142:30 pm
STL
- BGR
2 stops7h 50m
Delta
Deal found 7/19![Delta logo]()
$293
This United Airlines deal was found by Cheapflights users on 7/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:10 pm
BGR
- STL
1 stop6h 41m
United Airlines
Wed 11/46:00 am
STL
- BGR
1 stop7h 58m
United Airlines
Deal found 7/19![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:19 am
BGR
- STL
1 stop7h 29m
Delta
Tue 10/135:30 pm
STL
- BGR
1 stop4h 56m
Delta
Deal found 7/19![Delta logo]()
$358
Last-minute flights from Bangor to St. LouisDiscover last-minute flight deals from Bangor to St. Louis. Data last updated July 20, 2026 and is based on user searches.
Discover last-minute flight deals from Bangor to St. Louis. Data last updated July 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
BGR
- STL
1 stop7h 11m
United Airlines
Sat 8/1512:59 pm
STL
- BGR
1 stop7h 52m
United Airlines
Deal found 7/16![United Airlines logo]()
$684
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Sun 8/96:00 am
BGR
- STL
2 stops7h 54m
American Airlines
Sat 8/155:42 pm
STL
- BGR
1 stop5h 03m
American Airlines
Deal found 7/16![American Airlines logo]()
$750
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Mon 8/106:00 am
BGR
- STL
1 stop5h 14m
American Airlines
Mon 8/105:42 pm
STL
- BGR
1 stop5h 03m
American Airlines
Deal found 7/16![American Airlines logo]()
$884
One-way flights from Bangor to St. LouisSearch for one-way flight options from Bangor to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
Search for one-way flight options from Bangor to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Sat 9/1210:07 am
BGR
- STL
2 stops24h 33m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$139
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Tue 10/66:37 am
BGR
- STL
1 stop12h 39m
American Airlines
Deal found 7/16![American Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/1510:06 am
BGR
- STL
2 stops47h 51m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 10/1710:07 am
BGR
- STL
3 stops24h 33m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 7/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:15 am
BGR
- STL
1 stop6h 28m
Delta
Deal found 7/16![Delta logo]()
$304
Find flight deals from Bangor to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Bangor (BGR) 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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Delta) |
One-way from | $139 (Kiwi.com) |
Popular in | October |
Cheapest in | May |
Average price | $385 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bangor 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 20, 2026.
Use the filters below to find and compare flights from Bangor to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 9/5
4:55 pm-8:42 pm
1 stop4h 47m
Lambert-St Louis
Mon 9/14
2:30 pm-11:20 pm
2 stops7h 50m
$293
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 10/31
4:10 pm-9:51 pm
1 stop6h 41m
Lambert-St Louis
Wed 11/4
6:00 am-2:58 pm
1 stop7h 58m
$329
Quickest round-trip
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Thu 10/8
5:19 am-11:48 am
1 stop7h 29m
Lambert-St Louis
Tue 10/13
5:30 pm-11:26 pm
1 stop4h 56m
$358
Cheapest one-way
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Tue 10/6
6:37 am-6:16 pm
1 stop12h 39m
$189
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 10/17
10:07 am-9:40 am
3 stops24h 33m
$283
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 8/15
12:22 pm-8:57 am
3 stops45h 35m
$298
Quickest one-way
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 8/15
6:14 am-11:22 am
1 stop6h 08m
$304
BangorSt. Louis
BGR - STL
BGRSTL
Bangor
Sat 9/12
6:15 am-11:43 am
1 stop6h 28m
$304
Sorted by cheapest first
Compare providers for flights from Bangor 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 Bangor to St. Louis in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bangor, Maine-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangor, Maine-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangor, Maine-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bangor, Maine-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 Bangor, Maine-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 Bangor to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Bangor with our price prediction graph.
BGR-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.
Cheapflights Insights
Everything you need to know about your flight from Bangor to St. Louis
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 20, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Bangor to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Bangor 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
Farmington
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Bangor and St. Louis flights
Browse other Bangor and St. Louis flight options. Last updated on July 20, 2026.
Other flights from Bangor
Browse through other flights departing from Bangor. Flights are based on user searches made on Cheapflights and were last updated on July 20, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 20, 2026.
Top 3 airlines flying from Bangor to St. Louis
Discover the top 3 airlines that operate flights from Bangor 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$254 | Average$305 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$284 | Average$413 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$369 | FlexibilityNo cancel fee | On-timeN/A |