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$145+ Cheap flights from St. Louis (STL) to Maine

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PWM
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from St. Louis to Maine

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Maine (USME). 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 November 21, 2024.

Find flight deals from St. Louis to Maine

Cheapest flights from St. Louis to Maine
Explore the most affordable flight options available from St. Louis to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This CheapOair deal was found by Cheapflights users on 11/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:02 pmSTL - PWM
1 stop26h 12mFrontier
Sun 12/89:13 pmPWM - STL
1 stop27h 11mFrontier
Deal found 11/21$198
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/124:26 pmSTL - BOS
1 stop7h 12mMultiple Airlines
Sun 1/127:40 pmBOS - STL
3 stops41h 05mMultiple Airlines
Deal found 11/20$288
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:28 pmSTL - BOS
1 stop4h 49mUnited Airlines
Tue 12/107:30 amBOS - STL
2 stops9h 04mUnited Airlines
Deal found 11/20$301
This Booking.com deal was found by Cheapflights users on 11/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/209:47 amSTL - BOS
1 stop13h 52mFrontier
Sun 12/296:00 amBOS - STL
1 stop18h 58mFrontier
Deal found 11/20$303
This Delta deal was found by Cheapflights users on 11/19. 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 12/2410:13 amSTL - BOS
1 stop6h 35mDelta
Fri 1/38:34 amBOS - STL
1 stop8h 38mDelta
Deal found 11/19$321
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/119:25 amSTL - BOS
Nonstop2h 38mAmerican Airlines
Thu 12/122:26 pmBOS - STL
1 stop8h 47mAmerican Airlines
Deal found 11/20$325
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:27 pmSTL - BOS
1 stop16h 02mSpirit Airlines
Tue 1/76:27 amBOS - STL
2 stops9h 54mSpirit Airlines
Deal found 11/20$333
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/119:30 amSTL - BOS
Nonstop2h 30mSouthwest
Sat 12/147:40 amBOS - STL
Nonstop3h 10mSouthwest
Deal found 11/20$344
This Delta deal was found by Cheapflights users on 11/20. 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.
Sat 12/75:00 pmSTL - PWM
1 stop6h 08mDelta
Thu 12/125:05 amPWM - STL
1 stop5h 30mDelta
Deal found 11/20$382
This Delta deal was found by Cheapflights users on 11/21. 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.
Tue 12/179:33 amSTL - BGR
1 stop4h 53mDelta
Tue 12/317:00 amBGR - STL
1 stop6h 00mDelta
Deal found 11/21$388
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/72:35 pmSTL - PWM
2 stops6h 40mSouthwest
Thu 12/121:15 pmPWM - STL
2 stops9h 05mSouthwest
Deal found 11/20$466
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Sun 12/295:58 pmSTL - PWM
1 stop5h 39mAmerican Airlines
Tue 1/72:24 pmPWM - STL
1 stop8h 44mAmerican Airlines
Deal found 11/20$477

Find flights from St. Louis to Maine within your budget

Customize your flight search to find flights from St. Louis to Maine 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisPortland

STL - PWM

STLPWM

Lambert-St Louis

Thu 12/5

5:02 pm-8:14 pm

1 stop26h 12m

Portland

Sun 12/8

9:13 pm-11:24 pm

1 stop27h 11m

$198

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Fri 1/3

9:47 am-12:39 am

1 stop13h 52m

Boston Logan Intl

Mon 1/6

5:45 am-11:40 pm

1 stop18h 55m

$284

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Thu 12/12

4:26 pm-12:38 am

1 stop7h 12m

Boston Logan Intl

Sun 1/12

7:40 pm-11:45 am

3 stops41h 05m

$288

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Wed 12/4

5:28 pm-11:17 pm

1 stop4h 49m

Boston Logan Intl

Tue 12/10

7:30 am-3:34 pm

2 stops9h 04m

$301

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Tue 12/24

10:13 am-5:48 pm

1 stop6h 35m

Boston Logan Intl

Fri 1/3

8:34 am-4:12 pm

1 stop8h 38m

$321

St. LouisPortland

STL - PWM

STLPWM

Lambert-St Louis

Thu 1/9

7:15 am-4:43 pm

2 stops8h 28m

Portland

Mon 1/13

6:00 am-12:32 pm

1 stop7h 32m

$323

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Wed 12/11

9:25 am-1:03 pm

Nonstop2h 38m

Boston Logan Intl

Thu 12/12

2:26 pm-10:13 pm

1 stop8h 47m

$325

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Tue 12/31

4:27 pm-9:29 am

1 stop16h 02m

Boston Logan Intl

Tue 1/7

6:27 am-3:21 pm

2 stops9h 54m

$333

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Wed 12/11

9:30 am-1:00 pm

Nonstop2h 30m

Boston Logan Intl

Sat 12/14

7:40 am-9:50 am

Nonstop3h 10m

$344

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 12/17

9:33 am-3:26 pm

1 stop4h 53m

Bangor

Tue 12/31

7:00 am-12:00 pm

1 stop6h 00m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 32 results
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Best time to book a flight from St. Louis to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine 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 Maine

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

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Maine (average of $295). Flying from St. Louis to Maine in April is currently the most expensive (average of $497). 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.

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

Find hourly flight availability from St. Louis to Maine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from St. Louis to Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Maine by month

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

In terms of precipitation, rainfall in Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Maine when rainfall is around 2.9 in.

Temperature in Maine by month

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

If weather is an important factor for your trip to 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 23.0 F).

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated November 21, 2024.
Peruse reviews from past customers who have flown with United Airlines, Delta and American Airlines from St. Louis to Maine to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,458 reviews
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,758 reviews
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,015 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Maine?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Maine.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $145. However, be on the lookout for offers from Delta and Spirit Airlines, as they are both options that can get you from St. Louis to Maine for a low price.

  • What are the most popular routes from St. Louis to Maine?

    The most popular flight routes from St. Louis to Maine are Lambert-St Louis - Boston Logan Intl, Lambert-St Louis - Portland and Lambert-St Louis - Bangor.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Maine (average of $295). Flying from St. Louis to Maine in April is currently the most expensive (average of $497). 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

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Alternative routes for St. Louis to Maine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Maine

Discover the top 5 airlines that operate flights from St. Louis to Maine. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$153Average$285FlexibilityNo cancel feeOn-time62%
DeltaCheapest$258Average$365FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$448FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$316Average$386FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$377Average$515FlexibilityNo cancel feeOn-time69%
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