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$162+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — STL
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap 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 1, 2025.

Round-trip from

$259
(Delta)

One-way from

$162
(Delta)

Popular in

January

Cheapest in

November

Average price

$380
From Bangor to Lambert-St Louis
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One-way flight from Bangor to Lambert-St Louis
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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Bangor to St. Louis

Cheapest flights from Bangor to St. Louis
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 1, 2025.

This Delta deal was found by Cheapflights users on 6/29. 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 9/66:00 amBGR - STL
1 stop7h 10mDelta
Tue 9/99:16 amSTL - BGR
1 stop6h 03mDelta
Deal found 6/29$259
This American Airlines deal was found by Cheapflights users on 6/30. 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 7/245:45 amBGR - STL
1 stop7h 49mAmerican Airlines
Sun 7/275:14 pmSTL - BGR
1 stop4h 44mAmerican Airlines
Deal found 6/30$387
This United Airlines deal was found by Cheapflights users on 6/30. 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 7/166:20 amBGR - STL
2 stops10h 27mUnited Airlines
Sun 7/208:00 amSTL - BGR
1 stop6h 39mUnited Airlines
Deal found 6/30$562

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 1, 2025.
Use the filters below to find and compare flights from Bangor to St. Louis that are best for you.

Fly from

Bangor

Fly to

St. Louis

Route

Depart

Return

Price

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 9/6

6:00 am-12:10 pm

1 stop7h 10m

Lambert-St Louis

Tue 9/9

9:16 am-4:19 pm

1 stop6h 03m

$259

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Thu 7/24

5:45 am-12:34 pm

1 stop7h 49m

Lambert-St Louis

Sun 7/27

5:14 pm-10:58 pm

1 stop4h 44m

$387

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 7/16

6:20 am-3:47 pm

2 stops10h 27m

Lambert-St Louis

Sun 7/20

8:00 am-3:39 pm

1 stop6h 39m

$562

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 8/19

5:11 am-11:10 am

1 stop6h 59m

$162

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 8/19

6:41 pm-11:44 pm

1 stop6h 03m

$355

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 7/5

5:45 pm-10:13 pm

1 stop5h 28m

$362

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 8/19

12:52 pm-2:39 pm

2 stops26h 47m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

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.
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

What is the cheapest month to book a flight from Bangor, Maine to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Bangor, Maine to St. Louis (average of $311). Flying from Bangor, Maine 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.

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 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Cheapflights users have booked flights from Bangor, Maine to St. Louis round-trip from $259. Other airlines that can offer you cheap pricing are American Airlines, from $387, and United Airlines, from $562. These flights start at 34% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Bangor, Maine to St. Louis one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $162. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Bangor, Maine to St. Louis for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangor 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 Bangor, Maine to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Bangor, Maine to St. Louis (average of $311). Flying from Bangor, Maine 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

Traveling to a place near Bangor?

Book flights to Bangor if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Festus
Chesterfield
Farmington

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Top 2 airlines flying from Bangor to St. Louis

Discover the top 2 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 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$397FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$353FlexibilityNo cancel feeOn-timeN/A

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