Bangor

$161+ Cheap flights from St. Louis to Bangor, ME (STL - BGR)

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BGR
Jul 22 — Jul 291
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Cheap flight deals from St. Louis to Bangor

Cheapest flights from St. Louis to Bangor
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 June 22, 2026.

This United Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 8/258:50 am
STL
-
BGR
1 stop5h 57m
United Airlines
Tue 9/16:00 am
BGR
-
STL
1 stop7h 02m
United Airlines
Deal found 6/17$239
This Delta deal was found by Cheapflights users on 6/21. 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 8/222:00 pm
STL
-
BGR
1 stop6h 38m
Delta
Sat 8/292:33 pm
BGR
-
STL
1 stop7h 00m
Delta
Deal found 6/21$257
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:59 pm
STL
-
BGR
1 stop7h 48m
United Airlines
Sat 9/126:00 am
BGR
-
STL
1 stop6h 17m
United Airlines
Deal found 6/18$265
This United Airlines deal was found by Cheapflights users on 6/20. 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.
Tue 9/812:59 pm
STL
-
BGR
1 stop7h 48m
United Airlines
Sat 9/126:00 am
BGR
-
STL
1 stop6h 17m
United Airlines
Deal found 6/20$266
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:52 pm
STL
-
BGR
2 stops9h 48m
Delta
Tue 9/15:20 am
BGR
-
STL
2 stops10h 13m
Delta
Deal found 6/17$267
This American Airlines deal was found by Cheapflights users on 6/20. 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 8/55:57 pm
STL
-
BGR
1 stop5h 02m
American Airlines
Fri 8/145:30 pm
BGR
-
STL
1 stop7h 44m
American Airlines
Deal found 6/20$279
This American Airlines deal was found by Cheapflights users on 6/21. 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 9/96:00 am
STL
-
BGR
1 stop6h 38m
American Airlines
Sat 9/125:50 am
BGR
-
STL
1 stop5h 39m
American Airlines
Deal found 6/21$286
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:05 am
STL
-
BGR
1 stop8h 04m
Delta
Sat 9/124:50 pm
BGR
-
STL
1 stop4h 45m
Delta
Deal found 6/18$288
This American Airlines deal was found by Cheapflights users on 6/21. 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 9/96:00 am
STL
-
BGR
1 stop6h 38m
American Airlines
Sun 9/135:50 am
BGR
-
STL
1 stop5h 39m
American Airlines
Deal found 6/21$304

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 June 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$239
(United Airlines)

One-way from

$161
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$514
Provider with most accurate pricing for Lambert-St Louis-Bangor flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-Bangor flights.
From Lambert-St Louis to Bangor
One-way flight from Lambert-St Louis to Bangor
Highest demand for flights based on searches. 11% potential increase in price ($53 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in June 2026

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 2,558,603 searches. Data last updated June 22, 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

Price

Cheapest round-trip

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 9/8

12:59 pm-9:47 pm

1 stop7h 48m

Bangor

Sat 9/12

6:00 am-11:17 am

1 stop6h 17m

$266

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Thu 9/17

5:30 pm-11:20 pm

1 stop4h 50m

Bangor

Wed 9/23

5:17 am-11:43 am

1 stop7h 26m

$328

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 9/9

6:40 am-3:34 pm

2 stops7h 54m

Bangor

Sat 9/12

4:50 pm-8:35 pm

1 stop4h 45m

$333

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 7/8

1:13 pm-11:15 pm

2 stops9h 02m

Bangor

Tue 7/21

7:20 pm-11:36 pm

1 stop5h 16m

$362

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 7/8

9:26 am-4:23 pm

1 stop5h 57m

Bangor

Wed 7/15

5:20 am-12:17 pm

2 stops7h 57m

$384

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 9/16

12:59 pm-11:30 pm

2 stops9h 31m

Bangor

Tue 9/22

7:17 pm-11:38 pm

1 stop5h 21m

$405

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 7/18

4:53 pm-11:19 pm

1 stop5h 26m

Bangor

Fri 7/24

7:20 pm-11:44 pm

1 stop5h 24m

$409
Quickest round-trip

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 7/10

9:20 am-3:42 pm

1 stop5h 22m

Bangor

Mon 7/13

7:20 pm-11:44 pm

1 stop5h 24m

$409

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 8/25

8:00 am-3:47 pm

1 stop6h 47m

Bangor

Sat 8/29

4:43 pm-10:00 pm

1 stop6h 17m

$429

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 7/18

4:53 pm-11:19 pm

1 stop5h 26m

Bangor

Tue 7/21

7:00 am-3:46 pm

2 stops9h 46m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 29 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?

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 June 22, 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.

Comfort

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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.
  • How long is the flight from St. Louis to Bangor, Maine?

    Airlines like Delta and United Airlines fly from St. Louis to Bangor, Maine in about 6h 38m. The time it takes to get you to your destination can typically vary by up to 1h 10m. The distance between St. Louis and Bangor, Maine is about 1181 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Bangor, Maine round-trip?

    Cheapflights users have booked flights from St. Louis to Bangor, Maine round-trip from $258. Other airlines that can offer you cheap pricing are Delta, from $268, and American Airlines, from $278. Users have found that United Airlines is 38% cheaper than the other options available to this destination.

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

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

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

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

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

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

See more FAQs

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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 2,558,603 searches. Data last updated June 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$395FlexibilityNo cancel feeOn-time69%
DeltaCheapest$268Average$449FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$278Average$409FlexibilityNo cancel feeOn-time71%

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