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St. Louis

$58+ Cheap flights from Maine to St. Louis (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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — STL
Nov 10 — Nov 171
1 adult
Sun 11/10
Sun 11/17
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Find flight deals from Maine to St. Louis

Cheapest flights from Maine to St. Louis
Explore the most affordable flight options available from Maine to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This Mytrip deal was found by Cheapflights users on 11/4. 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.
Mon 12/99:13 pmPWM - STL
1 stop27h 11mFrontier
Mon 12/169:15 amSTL - PWM
1 stop9h 59mFrontier
Deal found 11/4$109
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 12/145:02 pmBGR - STL
1 stop5h 48mAmerican Airlines
Sat 1/116:00 amSTL - BGR
1 stop5h 05mAmerican Airlines
Deal found 11/4$258
This Mytrip deal was found by Cheapflights users on 11/4. 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 12/36:00 amBOS - STL
1 stop11h 26mMultiple Airlines
Wed 12/412:15 pmSTL - BOS
3 stops22h 10mMultiple Airlines
Deal found 11/4$308
This FareScan deal was found by Cheapflights users on 11/3. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/136:30 amBOS - STL
2 stops35h 04mSpirit Airlines
Sat 11/165:29 pmSTL - BOS
2 stops19h 20mSpirit Airlines
Deal found 11/3$310
This CheapOair deal was found by Cheapflights users on 11/5. 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.
Mon 11/2511:35 amBOS - STL
1 stop8h 16mFrontier
Mon 12/26:32 pmSTL - BOS
1 stop28h 58mFrontier
Deal found 11/5$318
This Delta deal was found by Cheapflights users on 11/4. 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 12/1010:00 amBOS - STL
1 stop11h 55mDelta
Sat 1/118:50 amSTL - BOS
1 stop8h 38mDelta
Deal found 11/4$354
This Delta deal was found by Cheapflights users on 11/4. 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 12/146:00 amBGR - STL
1 stop6h 41mDelta
Sat 1/116:30 amSTL - BGR
2 stops12h 03mDelta
Deal found 11/4$363
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 11/256:25 amBOS - STL
Nonstop3h 18mAmerican Airlines
Tue 12/36:30 amSTL - BOS
1 stop9h 11mAmerican Airlines
Deal found 11/4$372
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/56:00 amPWM - STL
1 stop5h 59mUnited Airlines
Thu 12/126:30 amSTL - PWM
1 stop7h 05mUnited Airlines
Deal found 11/5$386
This Delta deal was found by Cheapflights users on 11/5. 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.
Thu 12/55:00 amPWM - STL
1 stop5h 36mDelta
Mon 12/911:25 amSTL - PWM
2 stops11h 34mDelta
Deal found 11/5$391
This Southwest deal was found by Cheapflights users on 11/5. 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.
Fri 12/136:10 pmPWM - STL
1 stop6h 00mSouthwest
Sun 12/155:40 amSTL - PWM
2 stops7h 55mSouthwest
Deal found 11/5$411
This Southwest deal was found by Cheapflights users on 11/4. 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.
Tue 12/2411:05 amBOS - STL
2 stops9h 25mSouthwest
Sun 12/295:10 amSTL - BOS
1 stop5h 25mSouthwest
Deal found 11/4$430

Find flights from Maine to St. Louis within your budget

Customize your flight search to find flights from Maine 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 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Tue 11/26

6:00 am-7:41 am

1 stop26h 41m

$144

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Mon 11/11

12:11 pm-4:34 pm

1 stop29h 23m

$147

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Tue 1/7

5:00 am-11:45 am

3 stops31h 45m

$154

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Mon 11/25

6:25 am-8:43 am

Nonstop3h 18m

$176

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Wed 12/25

12:20 pm-7:25 pm

2 stops8h 05m

$190

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 12/5

7:30 am-6:06 pm

2 stops11h 36m

$193

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 11/28

7:30 am-2:12 pm

2 stops7h 42m

$230

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 4/10

6:45 pm-12:01 am

2 stops30h 16m

$303

PortlandSt. Louis

PWM - STL

PWMSTL

Portland

Mon 12/9

9:13 pm-11:24 pm

1 stop27h 11m

Lambert-St Louis

Mon 12/16

9:15 am-8:14 pm

1 stop9h 59m

$109

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 12/14

5:02 pm-9:50 pm

1 stop5h 48m

Lambert-St Louis

Sat 1/11

6:00 am-12:05 pm

1 stop5h 05m

$258

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 24 results
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Best time to book a flight from Maine to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Maine 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 Maine to St. Louis

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

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

Currently, September is the cheapest month in which you can book a flight from Maine to St. Louis (average of $308). Flying from 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.

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

Find hourly flight availability from Maine to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

When flying from Maine to St. Louis, 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 St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 November 5, 2024.
See what other customers who have flown with Frontier, Delta and United Airlines from Maine to St. Louis have to say. 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.
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

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

Southwest
8.1
Very good
5,082 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,421 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

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

Delta
8.0
Very good
8,830 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

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

United Airlines
7.4
Good
9,215 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

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
5,082 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

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

    If you book a flight to St. Louis from Maine, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • Can I find flights from Maine to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from Maine to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $107, but on average you can expect to pay $311.

  • Are there nonstop flights from Maine to St. Louis for under $400 on Cheapflights?

    Cheapflights has at least 2 direct flights from Maine to St. Louis under $400. A good price for a nonstop flight from Maine to St. Louis is less than $466.

  • Are there last-minute flights available from Maine to St. Louis for under $200?

    There are currently 10+ open flights from Maine to St. Louis within the next 7 days for less than $200.

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

    One-way options have recently been found by users for as low as $58 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $76 and American Airlines from $176 one-way.

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

    Most travelers choose Boston Logan Intl - Lambert-St Louis, Portland - Lambert-St Louis or Bangor - Lambert-St Louis when deciding on the best route from Maine to St. Louis.

  • What does PWM to STL mean?

    PWM and STL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PWM to STL refers to a flight route from Portland Airport to Lambert-St Louis Airport. Bangor Airport (BGR), Augusta Airport (AUG), Presque Isle Airport (PQI), Bar Harbor Airport (BHB), Rockland Knox County Regional Airport (RKD) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Maine to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Maine to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Maine to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Maine to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maine 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.

  • Can I find deals for flights from Maine to St. Louis that allow pets onboard?

    Many airlines flying from Maine to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Maine to St. Louis?

    Yes, you can often find last-minute deals on Maine to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Maine to St. Louis flight deals updated?

    The Maine to St. Louis flight deals you see on this page were last updated on 11/5.

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

    Currently, September is the cheapest month in which you can book a flight from Maine to St. Louis (average of $308). Flying from 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

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Top 3 airlines flying from Maine to St. Louis

Discover the top 3 airlines that operate flights from Maine 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 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$241Average$432FlexibilityNo cancel feeOn-time71%
DeltaCheapest$273Average$446FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$366Average$630FlexibilityNo cancel feeOn-time69%
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