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Maine

$62+ Cheap flights from Missouri 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PWM
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Missouri to Maine

Keep the following information in mind while searching for Missouri to Maine flight deals. Data was last updated November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$170
(Kiwi.com)

One-way from

$62
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$381
Provider with most accurate pricing for Lambert-St Louis-Portland flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Portland flights.
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From Missouri to Maine
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One-way flight from Missouri to Maine
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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Missouri to Maine

Cheapest flights from Missouri to Maine
Explore the most affordable flight options available from Missouri to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:01 pmMCI - BOS
1 stop27h 55mMultiple Airlines
Tue 12/168:11 pmBOS - MCI
2 stops25h 33mMultiple Airlines
Deal found 11/19$231
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:01 pmMCI - BOS
1 stop27h 55mSpirit Airlines
Fri 12/1912:29 pmBOS - MCI
1 stop11h 30mSpirit Airlines
Deal found 11/20$248
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amMCI - BOS
1 stop9h 50mSpirit Airlines
Wed 12/35:45 amBOS - MCI
1 stop13h 51mSpirit Airlines
Deal found 11/19$258
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/136:00 amSTL - BGR
1 stop5h 11mAmerican Airlines
Mon 12/154:56 pmBGR - STL
1 stop5h 51mAmerican Airlines
Deal found 11/18$259
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:47 pmMCI - BOS
1 stop17h 16mSpirit Airlines
Mon 12/85:45 amBOS - MCI
1 stop13h 11mSpirit Airlines
Deal found 11/19$262
This Delta deal was found by Cheapflights users on 11/18. 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 12/114:08 pmSGF - BOS
1 stop8h 19mDelta
Sun 12/148:00 amBOS - SGF
1 stop8h 23mDelta
Deal found 11/18$269
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:09 pmMCI - BOS
2 stops13h 13mMultiple Airlines
Mon 12/85:45 amBOS - MCI
1 stop13h 11mMultiple Airlines
Deal found 11/19$270
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:30 pmSTL - PWM
1 stop16h 36mMultiple Airlines
Mon 12/89:46 amPWM - STL
1 stop13h 47mMultiple Airlines
Deal found 11/19$276
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:01 pmMCI - BOS
2 stops38h 21mMultiple Airlines
Fri 12/1912:29 pmBOS - MCI
1 stop11h 30mMultiple Airlines
Deal found 11/19$278
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:00 amCOU - BOS
1 stop5h 20mUnited Airlines
Sun 1/45:20 amBOS - COU
2 stops10h 15mUnited Airlines
Deal found 11/20$285
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:30 pmSTL - PWM
1 stop16h 36mMultiple Airlines
Sat 12/611:16 amPWM - STL
1 stop12h 17mMultiple Airlines
Deal found 11/19$290
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:01 pmMCI - BOS
1 stop27h 55mMultiple Airlines
Sun 12/711:28 amBOS - MCI
1 stop25h 23mMultiple Airlines
Deal found 11/19$292

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Missouri to Maine that are best for you.

Fly from

Missouri

Fly to

Maine

Route

Depart

Return

Price

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sun 1/18

6:00 am-12:36 pm

1 stop5h 36m

Bangor

Sat 1/24

6:14 am-11:36 am

1 stop6h 22m

$259

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 12/13

6:00 am-12:11 pm

1 stop5h 11m

Bangor

Mon 12/15

4:56 pm-9:47 pm

1 stop5h 51m

$259

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Fri 12/12

6:53 pm-1:27 am

1 stop5h 34m

Boston Logan Intl

Sun 12/14

8:00 am-3:23 pm

1 stop8h 23m

$269

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Thu 12/11

4:08 pm-1:27 am

1 stop8h 19m

Boston Logan Intl

Sun 12/14

8:00 am-3:23 pm

1 stop8h 23m

$269

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Thu 12/11

6:35 am-3:38 pm

1 stop8h 03m

Boston Logan Intl

Sun 12/14

5:25 am-10:38 am

1 stop6h 13m

$269

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Thu 1/15

8:00 am-3:29 pm

1 stop6h 29m

Boston Logan Intl

Sun 1/18

3:50 pm-8:47 pm

1 stop5h 57m

$269

SpringfieldPortland

SGF - PWM

SGFPWM

Springfield-Branson

Sat 1/10

12:45 pm-10:07 pm

1 stop8h 22m

Portland

Tue 1/13

7:00 am-12:15 pm

1 stop6h 15m

$269

St. LouisPortland

STL - PWM

STLPWM

Lambert-St Louis

Wed 1/21

9:45 am-5:16 pm

1 stop6h 31m

Portland

Sat 1/24

1:13 pm-5:31 pm

1 stop5h 18m

$273

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Thu 1/15

7:45 am-5:14 pm

2 stops8h 29m

Boston Logan Intl

Sun 1/18

7:25 am-4:22 pm

1 stop9h 57m

$274

SpringfieldPortland

SGF - PWM

SGFPWM

Springfield-Branson

Sat 1/10

7:45 am-6:54 pm

2 stops10h 09m

Portland

Tue 1/13

4:10 pm-9:58 pm

1 stop6h 48m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Maine

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

What is the cheapest month to book a flight from Missouri to Maine?

Currently, July is the cheapest month in which you can book a flight from Missouri to Maine (average of $128). Flying from Missouri to Maine in January is currently the most expensive (average of $326). 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 MO to ME?

Find hourly flight availability from Missouri 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 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 59% on flights from Missouri to Maine by exploring options for tickets in the evening.

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 20, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Missouri to Maine by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,251 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,002 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,028 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • How long is the flight from Missouri to Maine?

    There are many flights that can get you from Missouri to Maine in 5h 34m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. There are 1234 mi between Missouri and Maine. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to Maine one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $78. American Airlines flights start at $126 while deals on United Airlines start at $131 one-way.

  • Can I find deals for flights from Missouri to Maine that include hotel bookings?

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

  • How can I find direct flights from Missouri to Maine?

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

  • Can I find deals for business class flights from Missouri to Maine?

    Yes. Cheapflights offers flight deals from Missouri 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 Missouri to Maine?

    Currently, July is the cheapest month in which you can book a flight from Missouri to Maine (average of $128). Flying from Missouri to Maine in January is currently the most expensive (average of $326). 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

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Alternative routes for Missouri to Maine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Missouri to Maine

Discover the top 4 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$362FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$201Average$476FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$441FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$308Average$490FlexibilityNo cancel feeOn-time63%

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