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CA $432 Cheap Flights from Bangor (BGR) to St. Louis (STL)

View CA $432 flight on Fri, Sep 18, 2026Opens in a new window

Popular airlines from Bangor Intl. Airport (BGR) to Lambert-St. Louis International Airport (STL)

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Cheap flights from Bangor (BGR) to St. Louis (STL)

Prices were available within the past 7 days and start at CA $432 for one-way flights and CA $350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 5 - Sat, Sep 12
BGR
Bangor
STL
St. Louis
CA $350 Roundtrip, found 5 days ago
CA $350
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep 5 from Bangor to St. Louis, returning Sat, Sep 12, priced at CA $350 found 5 days ago
Delta
Wed, Sep 2 - Wed, Sep 9
BGR
Bangor
STL
St. Louis
CA $362 Roundtrip, found 5 days ago
CA $362
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Sep 2 from Bangor to St. Louis, returning Wed, Sep 9, priced at CA $362 found 5 days ago
Delta
Sun, Sep 6 - Wed, Sep 9
BGR
Bangor
STL
St. Louis
CA $412 Roundtrip, found 5 days ago
CA $412
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Sep 6 from Bangor to St. Louis, returning Wed, Sep 9, priced at CA $412 found 5 days ago
American Airlines
Sat, Sep 5 - Sat, Sep 12
BGR
Bangor
STL
St. Louis
CA $417 Roundtrip, found 5 days ago
CA $417
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep 5 from Bangor to St. Louis, returning Sat, Sep 12, priced at CA $417 found 5 days ago
Delta
Fri, Sep 4 - Wed, Sep 9
BGR
Bangor
STL
St. Louis
CA $420 Roundtrip, found 5 days ago
CA $420
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Sep 4 from Bangor to St. Louis, returning Wed, Sep 9, priced at CA $420 found 5 days ago
Delta
Sun, Sep 6 - Fri, Sep 11
BGR
Bangor
STL
St. Louis
CA $463 Roundtrip, found 5 days ago
CA $463
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Sep 6 from Bangor to St. Louis, returning Fri, Sep 11, priced at CA $463 found 5 days ago
American Airlines
Sat, Sep 5 - Sat, Sep 12
BGR
Bangor
STL
St. Louis
CA $468 Roundtrip, found 5 days ago
CA $468
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep 5 from Bangor to St. Louis, returning Sat, Sep 12, priced at CA $468 found 5 days ago
Delta
Fri, Sep 4 - Fri, Sep 11
BGR
Bangor
STL
St. Louis
CA $470 Roundtrip, found 5 days ago
CA $470
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Sep 4 from Bangor to St. Louis, returning Fri, Sep 11, priced at CA $470 found 5 days ago
Delta
Sat, Sep 5 - Wed, Sep 9
BGR
Bangor
STL
St. Louis
CA $476 Roundtrip, found 5 days ago
CA $476
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Sep 5 from Bangor to St. Louis, returning Wed, Sep 9, priced at CA $476 found 5 days ago
United
Wed, Aug 12 - Sat, Aug 15
BGR
Bangor
STL
St. Louis
CA $609 Roundtrip, found 12 hours ago
CA $609
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Aug 12 from Bangor to St. Louis, returning Sat, Aug 15, priced at CA $609 found 12 hours ago

Find the cheapest month to fly from Bangor (BGR) to St. Louis (STL)

October is typically the cheapest month to fly

From CA $334 - CA $864 per traveller.

Frequently asked questions

How much does a flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) cost?
You can find cheap one-way flights from CA $432 and cheap return flights from CA $350 BGR to STL with Expedia. Return flights often range between CA$484 and CA$1721. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BGR to STL ticket fares go up or down.
What is the cheapest month to fly from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The cheapest months to fly from BGR to STL are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
Enter BGR to STL and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
American Airlines is one of the cheapest airlines offering connecting return flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), with tickets starting from around CA$465 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
To find a cheap flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
There are approximately 20 connecting flights per day from Bangor Intl. (BGR) to Lambert-St. Louis Intl. (STL). Some common connection points include Liberty Intl. (EWR), LaGuardia (LGA), and O'Hare Intl. (ORD).
What is the earliest flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The earliest flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) typically departs around 5:00 AM. This flight is operated by Delta. This is a seasonal service, active in July and August. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
You'll typically find the most flights from Bangor International Airport (BGR) to Lambert-St. Louis International Airport (STL) on a Friday, with around 13 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta. Fridays offer notably more flight options compared to other days of the week, so if you're looking for more choices, Friday is your best bet.
What are the most popular departure times for flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The most popular departure times for flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, United and Delta, offer flights during this window. Many travellers prefer this because it allows for an early start to their journey, often getting them to their destination by midday.
How long does it take to fly from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
There are no nonstop flights from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.). For flights with one stop, you can expect the journey to take around 6 hours 48 minutes. If your flight has two or more stops, the travel time will be longer, typically around 10 hours 30 minutes. The distance between these two airports is approximately 1,904 kilometers. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and factors like weather.
Can you fly business or first class from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
You can fly first class between BGR and STL. First class cabins are available on Delta, United, and American Airlines.
How do I earn miles on a Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight with Expedia?
It's easy to earn miles on a Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for St. Louis, MO (STL) from Bangor, ME (BGR)?
If you're planning to travel to St. Louis from Bangor Intl. (BGR), you can fly directly into Lambert-St. Louis Intl. (STL). Some flights may connect through major hubs like Liberty Intl. (EWR), LaGuardia (LGA), or John F. Kennedy Intl. (JFK) before reaching St. Louis. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) at the last minute?
Typically, booking a last minute flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight and hotel package?
Securing a Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
If you booked your Bangor, ME (BGR-Bangor Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Bangor Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
CA $349
Distance
1891 km

Book with confidence

Bangor to St. Louis Flights

The easy way to book your flights from Bangor to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Bangor whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Bangor to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from Bangor Intl., BGR to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Bangor to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Bangor currently is just CA $350 rising to CA $609.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Bangor 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Bangor to St. Louis Flights

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