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 $289. Other airlines that can offer you cheap pricing are American Airlines, from $354, and United Airlines, from $610. Users have found that Delta is 31% cheaper than the other options available to this destination.

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

The cheapest airlines for a one-way flight from St. Louis to Bangor, Maine are American Airlines ($162), Delta ($167), and United Airlines ($364).

What is the cheapest day to fly from St. Louis to Bangor, Maine?

Travelers seeking maximum savings on their St. Louis to Bangor, Maine flight should consider departing on Friday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from St. Louis to Bangor, Maine?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 67% on the overall cost on flights from St. Louis to Bangor, Maine.

How far in advance should I book a flight from St. Louis to Bangor, Maine?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 29 days in advance, which can save you up to 58% on flights from St. Louis to Bangor, Maine compared to booking the week you need them. Waiting 29 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $328. For sooner than that we have options available in the next 3 days from $408.

What is the cheapest month to fly from St. Louis to Bangor, Maine?

November is one of the best times of the year to fly to Bangor, Maine from St. Louis. Prices for November average $420 per person but you can even find prices for as low as $193. The most expensive prices can be found in the month of July. Opting for a November flight can save you 40% on your journey compared to booking in July

What is the cheapest time of day to fly from STL to BGR?

A simple way to save on the total cost of your ticket is to fly from St. Louis to Bangor, Maine at noon. If you’re flexible enough to do this you can expect to save up to 47% on your trip compared to booking a flight in the morning.

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.

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.

$162+ Save on Flights from St. Louis to Bangor, ME

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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.

The best prices from Lambert-St Louis to Bangor are usually found in November or May, booked 82 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from St. Louis to Bangor

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$289 (Delta)
One-way from	$162 (American Airlines)
Popular in	July
Cheapest in	November
Average price	$457

Provider with most accurate pricing for Lambert-St Louis-Bangor flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Bangor flights.

Search Deals

From Lambert-St Louis to Bangor

Search Deals

One-way flight from Lambert-St Louis to Bangor

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($74 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find 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 February 20, 2025.

Wed 3/193:36 pmSTL - BGR

1 stop6h 49mDelta

Wed 3/2612:35 pmBGR - STL

1 stop6h 16mDelta

Deal found 2/19

$259

Sun 8/246:33 pmSTL - BGR

1 stop4h 17mAmerican Airlines

Sun 8/315:07 pmBGR - STL

1 stop7h 15mAmerican Airlines

Deal found 2/20

$291

Wed 3/1912:15 pmSTL - BGR

3 stops22h 35mMultiple Airlines

Wed 3/261:22 pmBGR - STL

3 stops30h 19mMultiple Airlines

Deal found 2/19

$392

Thu 5/297:20 amSTL - BGR

1 stop5h 11mUnited Airlines

Wed 6/42:09 pmBGR - STL

1 stop8h 16mUnited Airlines

Deal found 2/19

$395

Best flights from St. Louis to Bangor
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 February 20, 2025.

Sun 3/96:10 amSTL - BGR

1 stop4h 44mDelta

Wed 3/1912:35 pmBGR - STL

1 stop6h 16mDelta

Deal found 2/20

$289

Wed 3/126:10 amSTL - BGR

1 stop4h 47mAmerican Airlines

Tue 3/185:01 pmBGR - STL

1 stop6h 21mAmerican Airlines

Deal found 2/20

$354

Sat 4/129:39 amSTL - BGR

2 stops8h 01mUnited Airlines

Sat 4/197:00 amBGR - STL

2 stops9h 47mUnited Airlines

Deal found 2/19

$610

Last-minute flights from St. Louis to Bangor
Discover last-minute flight deals from St. Louis to Bangor. Data last updated February 20, 2025 and is based on user searches.

Sat 3/17:15 amSTL - BGR

2 stops10h 22mDelta

Tue 3/412:00 pmBGR - STL

1 stop5h 49mDelta

Deal found 2/19

$384

Sat 3/16:00 amSTL - BGR

1 stop5h 24mAmerican Airlines

Tue 3/44:42 pmBGR - STL

1 stop7h 02mAmerican Airlines

Deal found 2/19

$469

Sat 3/19:50 amSTL - BGR

3 stops30h 16mMultiple Airlines

Tue 3/412:00 pmBGR - STL

3 stops29h 45mMultiple Airlines

Deal found 2/19

$787

Thu 3/65:00 amSTL - BGR

1 stop6h 23mAmerican Airlines

Mon 3/105:01 pmBGR - STL

1 stop6h 21mAmerican Airlines

Deal found 2/19

$314

Wed 3/193:36 pmSTL - BGR

1 stop6h 49mDelta

Wed 3/2612:35 pmBGR - STL

1 stop6h 16mDelta

Deal found 2/19

$259

Wed 3/1912:15 pmSTL - BGR

3 stops22h 35mMultiple Airlines

Wed 3/261:22 pmBGR - STL

3 stops30h 19mMultiple Airlines

Deal found 2/19

$392

Wed 3/193:30 pmSTL - BGR

3 stops18h 44mUnited Airlines

Wed 3/267:50 amBGR - STL

2 stops8h 41mUnited Airlines

Deal found 2/19

$548

One-way flights from St. Louis to Bangor
Search for one-way flight options from St. Louis to Bangor. Find affordable one-way fares based on user searches. Data last updated February 20, 2025.

Sat 4/126:15 amSTL - BGR

1 stop5h 21mAmerican Airlines

Deal found 2/19

$162

Fri 7/46:00 amSTL - BGR

2 stops9h 47mDelta

Deal found 2/19

$167

Sat 4/129:39 amSTL - BGR

2 stops8h 01mUnited Airlines

Deal found 2/19

$364

Fri 7/45:38 amSTL - BGR

3 stops17h 17mAlaska Airlines

Deal found 2/19

$700

Find flights from St. Louis to Bangor within your budget

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 3/19

3:36 pm-11:25 pm

1 stop6h 49m

Bangor

Wed 3/26

12:35 pm-5:51 pm

1 stop6h 16m

$259

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 8/13

4:54 pm-10:23 pm

1 stop4h 29m

Bangor

Mon 8/18

5:07 pm-11:22 pm

1 stop7h 15m

$299

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 3/19

12:15 pm-11:50 am

3 stops22h 35m

Bangor

Wed 3/26

1:22 pm-6:41 pm

3 stops30h 19m

$392

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Thu 5/29

7:20 am-1:31 pm

1 stop5h 11m

Bangor

Wed 6/4

2:09 pm-9:25 pm

1 stop8h 16m

$395

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 4/12

6:15 am-12:36 pm

1 stop5h 21m

$162

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 7/4

6:00 am-4:47 pm

2 stops9h 47m

$167

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 4/12

9:39 am-6:40 pm

2 stops8h 01m

$364

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 7/4

5:38 am-11:55 pm

3 stops17h 17m

$700

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from St. Louis to Bangor

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 February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust 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.

Travel insights for flights from St. Louis to Bangor

Get recent, data-driven insights about flights from St. Louis to Bangor including ideal travel times, pricing trends, and more.

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 82 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.

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Bangor, Maine (average of $358). Flying from St. Louis to Bangor, Maine in May is currently the most expensive (average of $577). 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.

Rainfall in Bangor by month

In terms of precipitation, rainfall in Bangor, Maine ranges from 2.5 - 4.2 inches per month. October is typically the wettest month, when rainfall can reach 4.2 in. February is typically the driest time to visit Bangor, Maine when rainfall is around 2.5 in.

Temperature in Bangor by month

If weather is an important factor for your trip to Bangor, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

Reviews of airlines servicing Bangor

To help decide which airline to fly from St. Louis to Bangor, see what other customers have to say about Alaska Airlines, Delta and United Airlines. 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

9,697 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,697 reviews

Alaska Airlines

8.0

Very good

9,697 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

8,219 reviews

Alaska Airlines

8.0

Very good

9,697 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,765 reviews

Alaska Airlines

8.0

Very good

9,697 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,697 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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 $289. Other airlines that can offer you cheap pricing are American Airlines, from $354, and United Airlines, from $610. Users have found that Delta is 31% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from St. Louis to Bangor, Maine one-way?
The cheapest airlines for a one-way flight from St. Louis to Bangor, Maine are American Airlines ($162), Delta ($167), and United Airlines ($364).
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.
What is the cheapest month to book a flight from St. Louis to Bangor, Maine?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Bangor, Maine (average of $358). Flying from St. Louis to Bangor, Maine in May is currently the most expensive (average of $577). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Bangor

Kansas City to Boston flights

St. Louis to Boston flights

Kansas City to Portland flights

St. Louis to Portland flights

Kansas City to Bangor flights

Springfield to Boston flights

Springfield to Bangor flights

Springfield to Portland flights

Columbia to Boston flights

Joplin to Boston flights

Columbia to Portland flights

Kansas City to Bar Harbor flights

Columbia to Bangor flights

St. Louis to Presque Isle flights

Other flights to Bangor

St Petersburg to Bangor flights

Tampa to Bangor flights

Fort Lauderdale to Bangor flights

Orlando to Bangor flights

Orlando Sanford Intl to Bangor flights

Punta Gorda to Bangor flights

Bangor, Maine to Fort Myers flights

Bangor, Maine to Tampa flights

Bangor, Maine to Orlando Sanford Intl Airport flights

Bangor, Maine to Tampa flights

Bangor, Maine to Fort Lauderdale flights

Bangor, Maine to Orlando Airport flights

Bangor, Maine to Tampa flights

Bangor, Maine to Orlando Sanford Intl Airport flights

Bangor, Maine to New York LaGuardia Airport flights

Bangor, Maine to New York John F Kennedy Intl Airport flights

Bangor, Maine to Chicago O'Hare Intl Airport flights

Bangor, Maine to Charlotte flights

Bangor, Maine to Philadelphia flights

Bangor, Maine to Newark Airport flights

Bangor, Maine to Washington, D.C. Reagan-National Airport flights

Bangor, Maine to New York John F Kennedy Intl Airport flights

Top 2 airlines flying from St. Louis to Bangor

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$258	Average$296	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$258	Average$463	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$162+ 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Bangor with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Lambert-St Louis to Bangor are usually found in November or May, booked 82 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from St. Louis to Bangor

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Bangor

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 February 20, 2025.

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 February 20, 2025.

Find flights from St. Louis to Bangor within your budget

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 February.

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.

Travel insights for flights from St. Louis to Bangor

Get recent, data-driven insights about flights from St. Louis to Bangor including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Bangor, Maine?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Bangor. Price data was last updated on February 14, 2025.

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

Rainfall in Bangor by month

Plan your trip to Bangor by taking into account the average rainfall totals by month.

Temperature in Bangor by month

Plan your trip to Bangor by taking into account the average temperature totals by month.

Reviews of airlines servicing Bangor

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.

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Bangor

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from St. Louis to Bangor

100% Free

Book with Flexibility

Travel Smart

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 February 20, 2025.