HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maine

$60+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PWM
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Maine 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.

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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$175
(Kiwi.com)

One-way from

$60
(Expedia)

Popular in

January

Cheapest in

December

Average price

$582
Provider with most accurate pricing for Lambert-St Louis-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Portland flights.
Search Deals
From Missouri to Maine
Search Deals
One-way flight from Missouri to Maine
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 15, 2026.

This Expedia deal was found by Cheapflights users on 1/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/711:26 am
MCI
-
BOS
1 stop11h 31m
Spirit Airlines
Tue 2/107:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Deal found 1/13$120
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Tue 2/35:42 pm
STL
-
BOS
1 stop19h 56m
Multiple Airlines
Sat 2/73:43 pm
BOS
-
STL
1 stop8h 50m
Multiple Airlines
Deal found 1/13$151
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/148:17 pm
STL
-
BOS
1 stop27h 50m
Multiple Airlines
Wed 2/182:23 pm
BOS
-
STL
1 stop9h 04m
Multiple Airlines
Deal found 1/13$164
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Wed 2/118:17 pm
STL
-
BOS
1 stop27h 56m
Multiple Airlines
Wed 2/182:23 pm
BOS
-
STL
1 stop9h 04m
Multiple Airlines
Deal found 1/13$171
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Frontier
Sun 3/16:00 am
BOS
-
MCI
1 stop28h 53m
Frontier
Deal found 1/14$175
This Expedia deal was found by Cheapflights users on 1/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/212:45 pm
MCI
-
BOS
1 stop11h 28m
Frontier
Mon 2/96:00 am
BOS
-
MCI
1 stop6h 50m
Frontier
Deal found 1/14$180
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/511:26 am
MCI
-
BOS
1 stop11h 31m
Spirit Airlines
Tue 2/107:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Deal found 1/13$187
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/148:17 pm
STL
-
BOS
1 stop27h 50m
Multiple Airlines
Tue 2/1711:31 am
BOS
-
STL
2 stops20h 20m
Multiple Airlines
Deal found 1/13$191
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Tue 2/174:24 pm
MCI
-
BOS
1 stop18h 13m
Multiple Airlines
Sun 2/226:00 am
BOS
-
MCI
1 stop28h 53m
Multiple Airlines
Deal found 1/13$193
This Cheapflightsfares deal was found by Cheapflights users on 1/13. 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 3/2411:26 am
MCI
-
BOS
1 stop11h 41m
Spirit Airlines
Tue 3/314:08 pm
BOS
-
MCI
1 stop8h 51m
Spirit Airlines
Deal found 1/13$194
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/611:26 am
MCI
-
BOS
1 stop28h 22m
Spirit Airlines
Tue 2/107:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Deal found 1/13$196
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 1/3011:26 am
MCI
-
BOS
1 stop11h 31m
Spirit Airlines
Sat 1/315:27 pm
BOS
-
MCI
1 stop18h 04m
Spirit Airlines
Deal found 1/13$198

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 January 15, 2026.
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

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Wed 2/18

5:32 pm-1:09 am

1 stop6h 37m

Boston Logan Intl

Mon 2/23

9:05 am-4:47 pm

1 stop8h 42m

$273

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 2/3

6:25 am-12:24 pm

1 stop4h 59m

Bangor

Tue 2/10

5:04 am-12:33 pm

1 stop8h 29m

$279

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Thu 1/29

8:09 am-5:19 pm

1 stop8h 10m

Boston Logan Intl

Tue 2/3

6:00 am-10:42 am

1 stop5h 42m

$283

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Wed 2/18

8:00 am-3:46 pm

1 stop6h 46m

Boston Logan Intl

Mon 2/23

9:25 am-3:58 pm

1 stop7h 33m

$289

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Tue 1/27

3:14 pm-9:38 pm

1 stop5h 24m

Boston Logan Intl

Tue 2/3

11:17 am-8:36 pm

1 stop10h 19m

$295

St. LouisPortland

STL - PWM

STLPWM

Lambert-St Louis

Tue 2/10

3:54 pm-10:07 pm

1 stop5h 13m

Portland

Wed 2/18

5:40 pm-11:48 pm

1 stop7h 08m

$299

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 4/3

6:00 am-6:04 pm

1 stop11h 04m

Boston Logan Intl

Wed 4/8

10:33 am-9:17 pm

1 stop11h 44m

$303

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 1/30

5:32 pm-11:25 pm

1 stop4h 53m

Bangor

Tue 2/3

5:04 am-12:33 pm

1 stop8h 29m

$309

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 4/3

11:30 am-12:14 am

2 stops11h 44m

Boston Logan Intl

Wed 4/8

6:00 am-10:55 am

1 stop5h 55m

$309

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Thu 2/12

11:48 am-6:02 pm

1 stop5h 14m

Boston Logan Intl

Thu 2/19

9:25 am-3:58 pm

1 stop7h 33m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 60 results
1
2
3
...
6

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 December is currently the most expensive (average of $282). 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.

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 January 15, 2026.
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
4,258 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,051 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,164 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,136 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 6h 37m. Fly via Delta, United Airlines, or American 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 Delta, which is currently one of the cheapest options available, starting at $128. American Airlines flights start at $142 while deals on Southwest start at $143 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 December is currently the most expensive (average of $282). 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

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

Alternative routes for Missouri to Maine

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
Newark to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
John F Kennedy Intl to West Palm Beach flights
Newark to West Palm Beach flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
Newark to Las Vegas flights
Newark to Orlando flights
Los Angeles to John F Kennedy Intl flights
O'Hare Intl to Las Vegas flights
O'Hare Intl to Sky Harbor Intl flights
Minneapolis to Sky Harbor Intl flights
Seattle to Los Angeles flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Seattle flights
O'Hare Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Tampa flights
Dallas/Fort Worth to LaGuardia flights
Newark to Tampa flights
John F Kennedy Intl to Dallas/Fort Worth flights
Dallas/Fort Worth to Las Vegas flights
LaGuardia to Orlando flights
Seattle to Las Vegas flights
Boston to Fort Lauderdale flights
Reagan-National to Miami flights
LaGuardia to Tampa flights
Boston to Miami flights
Dulles Intl to Miami flights
Los Angeles to Seattle flights
Detroit to Orlando flights
San Francisco to Las Vegas flights
John F Kennedy Intl to Sky Harbor Intl flights
Detroit to Fort Lauderdale flights
Boston to Tampa flights
Baltimore to Fort Lauderdale flights
Dulles Intl to Orlando flights
LaGuardia to Dallas/Fort Worth flights
Newark to Los Angeles flights
San Francisco to John F Kennedy Intl flights
Dallas/Fort Worth to O'Hare Intl flights
Seattle to Sky Harbor Intl flights
San Francisco to Los Angeles flights
John F Kennedy Intl to San Francisco flights
Dulles Intl to Las Vegas flights
Philadelphia to Miami flights

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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$352FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$196Average$463FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$442FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$284Average$492FlexibilityNo cancel feeOn-time63%

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.