$252+ Cheap flights from St. Louis to Bangor, ME (STL - BGR)
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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BGR
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Bangor 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 St. Louis to Bangor
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Best
Last-minute
One-way
Cheapest flights from St. Louis to BangorExplore the most affordable flight options available from St. Louis to Bangor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from St. Louis to Bangor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Delta deal was found by Cheapflights users on 9/20. 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.
Tue 11/175:00 pm -
1 stop5h 25m
Sun 11/223:45 pm -
2 stops9h 11m
Deal found 9/20![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/225:08 pm -
1 stop5h 51m
Tue 10/273:40 pm -
1 stop8h 24m
Deal found 9/17![American Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 9/20. 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.
Tue 11/175:00 pm -
1 stop5h 25m
Mon 11/235:13 am -
2 stops8h 43m
Deal found 9/20![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 11/67:00 am -
1 stop7h 54m
Mon 11/94:24 pm -
1 stop6h 14m
Deal found 9/17![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/20. 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 11/195:00 pm -
1 stop5h 25m
Sun 11/223:45 pm -
2 stops9h 11m
Deal found 9/20![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/187:00 am -
1 stop7h 54m
Sun 11/224:21 pm -
1 stop6h 16m
Deal found 9/20![American Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 9/20. 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.
Fri 11/65:31 pm -
1 stop4h 54m
Sun 11/86:10 am -
1 stop6h 56m
Deal found 9/20![Delta logo]()
$374
Best flights from St. Louis to BangorDiscover carefully curated flight deals from St. Louis to Bangor that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from St. Louis to Bangor that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Delta deal was found by Cheapflights users on 9/20. 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.
Fri 11/62:25 pm -
2 stops8h 00m
Mon 11/95:13 am -
2 stops12h 10m
Deal found 9/20![Delta logo]()
$425
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 10/208:00 am -
1 stop6h 43m
Sat 10/244:43 pm -
1 stop5h 38m
Deal found 9/16![United Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 9/16. 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 10/37:00 am -
1 stop5h 33m
Sat 10/104:51 pm -
2 stops8h 03m
Deal found 9/16![Delta logo]()
$701
Last-minute flights from St. Louis to BangorDiscover last-minute flight deals from St. Louis to Bangor. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Bangor. Data last updated September 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 9/255:13 pm -
1 stop5h 46m
Mon 9/285:25 pm -
1 stop6h 17m
Deal found 9/16![American Airlines logo]()
$532
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/711:21 am -
1 stop4h 49m
Wed 10/147:00 am -
1 stop6h 35m
Deal found 9/16![American Airlines logo]()
$483
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/115:08 pm -
1 stop5h 51m
Tue 10/205:40 pm -
1 stop7h 03m
Deal found 9/17![American Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/188:00 am -
1 stop6h 43m
Sat 10/244:43 pm -
1 stop7h 48m
Deal found 9/16![United Airlines logo]()
$563
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 10/208:00 am -
1 stop6h 43m
Sat 10/244:43 pm -
1 stop5h 38m
Deal found 9/16![United Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/215:08 pm -
1 stop5h 51m
Sun 10/256:00 am -
1 stop5h 41m
Deal found 9/16![American Airlines logo]()
$530
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/225:08 pm -
1 stop5h 51m
Tue 10/273:40 pm -
1 stop8h 24m
Deal found 9/17![American Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/228:00 am -
1 stop6h 43m
Tue 10/2711:00 am -
2 stops11h 40m
Deal found 9/17![United Airlines logo]()
$506
One-way flights from St. Louis to BangorSearch for one-way flight options from St. Louis to Bangor. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from St. Louis to Bangor. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/294:26 pm -
3 stops40h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/297:16 am -
1 stop5h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 9/20. 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 10/292:38 pm -
2 stops7h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Delta logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 9/242:10 pm -
3 stops42h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 9/16. 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 11/216:40 am -
2 stops7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$449
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/2110:33 am -
1 stop10h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$566
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Mon 10/123:11 pm -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 11/213:04 pm -
3 stops43h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$602
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 9/245:18 pm -
1 stop6h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$698
Find flight deals from St. Louis to Bangor
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Bangor (BGR). 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 September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (Delta) |
One-way from | $252 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $398 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Bangor 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 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from St. Louis to Bangor that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Thu 10/29
7:16 am-1:50 pm
1 stop5h 34m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$319
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Thu 10/29
6:00 am-3:30 pm
2 stops8h 30m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$355
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Thu 9/24
2:10 pm-10:02 am
3 stops42h 52m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$376
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Fri 11/6
2:25 pm-11:25 pm
2 stops8h 00m
Bangor
Mon 11/9
5:13 am-4:23 pm
2 stops12h 10m
$425
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Sat 11/21
6:40 am-3:05 pm
2 stops7h 25m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$449
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Tue 10/20
8:00 am-3:43 pm
1 stop6h 43m
Bangor
Sat 10/24
4:43 pm-9:21 pm
1 stop5h 38m
$523
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Sat 11/21
10:33 am-10:32 pm
1 stop10h 59m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$566
Quickest round-trip
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Mon 10/12
3:11 pm-9:39 pm
1 stop5h 28m
Bangor
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$600
St. LouisBangor
STL Lambert-St Louis - BGR Bangor
STLBGR
Lambert-St Louis
Sat 10/3
7:00 am-1:33 pm
1 stop5h 33m
Bangor
Sat 10/10
4:51 pm-11:54 pm
2 stops8h 03m
$701
Sorted by cheapest first
Compare providers for flights from St. Louis to Bangor
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 St. Louis to Bangor in September.
| 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 St. Louis-Bangor, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Bangor, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Bangor, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Bangor, Maine 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 St. Louis-Bangor, Maine 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 St. Louis to Bangor
Have a flexible travel schedule? Discover the best time to fly to Bangor from St. Louis with our price prediction graph.
STL-BGR
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 St. Louis to Bangor
How far ahead should I book a flight from St. Louis to Bangor, Maine?
To ensure you get the cheapest price possible for a flight from St. Louis to Bangor, Maine, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
How much does it cost to fly round-trip from St. Louis to Bangor, Maine?
Airfare is below average for this route at the moment.
St. Louis to Bangor, Maine flights typically cost between $337 and $566 in November.The cheapest round-trip price found within the last 5 days was $314 on Delta (Nov 17-Nov 22).
Reviews of airlines servicing Bangor
Get insights into the airlines that provide service to Bangor. 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 Bangor. Reviews last updated September 21, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from St. Louis to Bangor have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Bangor. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Bangor
Explore flights to Bangor departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Complete your trip
Complete your trip to Bangor by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Bangor, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Bangor flights
Browse other St. Louis and Bangor flight options. Last updated on September 21, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from St. Louis to Bangor
Discover the top 3 airlines that operate flights from St. Louis to Bangor. 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 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$264 | Average$439 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$278 | Average$478 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$432 | FlexibilityNo cancel fee | On-time71% |