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$48+ Cheap flights from Boston (BOS) to Missouri

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STL
nov. 27 — déc. 41
jeu. 11/27
jeu. 12/4
1 adult, Economy
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Cheap flight deals from Boston to Missouri

Keep the following information in mind while searching for Boston to Missouri flight deals. Data was last updated octobre 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$251
(American Airlines)

One-way from

$48
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$512

Good round-trip deal

$360 or less

Good one-way deal

$206 or less
Provider with most accurate pricing for Boston Logan Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Lambert-St Louis flights.
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From Boston Logan Intl to Missouri
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One-way flight from Boston Logan Intl to Missouri
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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 ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Missouri.
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Price to beat on a one-way flight from Boston Logan Intl to Missouri.
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Find flight deals from Boston to Missouri

Cheapest flights from Boston to Missouri
Explore the most affordable flight options available from Boston to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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.
mer. 12/106:00 amBOS - SGF
1 stop8h 54mAmerican Airlines
mer. 12/174:28 pmSGF - BOS
1 stop6h 47mAmerican Airlines
Deal found 10/26$251
This American Airlines deal was found by Cheapflights users on 10/26. 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.
dim. 12/75:30 amBOS - SGF
1 stop9h 17mAmerican Airlines
sam. 12/134:23 pmSGF - BOS
1 stop5h 21mAmerican Airlines
Deal found 10/26$260
This United Airlines deal was found by Cheapflights users on 10/27. 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.
mar. 11/114:15 pmBOS - COU
1 stop6h 04mUnited Airlines
sam. 11/158:00 amCOU - BOS
1 stop7h 20mUnited Airlines
Deal found 10/27$278
This American Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 11/2410:04 amBOS - COU
1 stop9h 32mAmerican Airlines
ven. 11/282:05 pmCOU - BOS
1 stop8h 36mAmerican Airlines
Deal found 10/27$285
This Delta deal was found by Cheapflights users on 10/27. 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.
dim. 12/78:00 amBOS - SGF
1 stop8h 23mDelta
sam. 12/134:08 pmSGF - BOS
1 stop8h 19mDelta
Deal found 10/27$294
This United Airlines deal was found by Cheapflights users on 10/27. 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.
mar. 11/117:25 amBOS - SGF
1 stop9h 57mUnited Airlines
sam. 11/158:00 amSGF - BOS
1 stop5h 08mUnited Airlines
Deal found 10/27$319
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
sam. 11/111:43 amBOS - STL
2 stops25h 26mFrontier
ven. 11/74:56 pmSTL - BOS
1 stop16h 52mFrontier
Deal found 10/26$326
This American Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 11/247:00 amBOS - STL
Nonstop3h 23mAmerican Airlines
jeu. 11/279:53 amSTL - BOS
Nonstop2h 39mAmerican Airlines
Deal found 10/27$327
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
dim. 11/28:40 amBOS - STL
2 stops26h 00mFrontier
dim. 11/911:23 amSTL - BOS
1 stop20h 37mFrontier
Deal found 10/27$328
This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/236:00 amBOS - STL
1 stop9h 29mFrontier
mar. 11/253:14 pmSTL - BOS
1 stop8h 30mFrontier
Deal found 10/27$330
This American Airlines deal was found by Cheapflights users on 10/28. 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.
mer. 12/316:36 amBOS - STL
1 stop10h 47mAmerican Airlines
sam. 1/35:22 amSTL - BOS
1 stop7h 35mAmerican Airlines
Deal found 10/28$332
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
sam. 11/811:43 amBOS - STL
1 stop23h 29mFrontier
mer. 11/127:45 pmSTL - BOS
2 stops35h 43mFrontier
Deal found 10/27$333

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Missouri 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 octobre 28, 2025.
Use the filters below to find and compare flights from Boston to Missouri that are best for you.

Fly from

Boston

Fly to

Missouri

Route

Depart

Return

Price

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

mer. 12/10

6:00 am-1:54 pm

1 stop8h 54m

Springfield-Branson

mer. 12/17

4:28 pm-12:15 am

1 stop6h 47m

$251

BostonColumbia

BOS - COU

BOSCOU

Boston Logan Intl

mar. 11/11

4:15 pm-9:19 pm

1 stop6h 04m

Columbia Regional

sam. 11/15

8:00 am-4:20 pm

1 stop7h 20m

$278

BostonColumbia

BOS - COU

BOSCOU

Boston Logan Intl

lun. 11/24

11:09 am-9:55 pm

1 stop11h 46m

Columbia Regional

ven. 11/28

6:32 am-6:24 pm

1 stop10h 52m

$285

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

dim. 12/7

5:25 am-10:38 am

1 stop6h 13m

Springfield-Branson

sam. 12/13

2:02 pm-8:33 pm

1 stop5h 31m

$294

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

mar. 11/11

7:25 am-4:22 pm

1 stop9h 57m

Springfield-Branson

sam. 11/15

8:00 am-2:08 pm

1 stop5h 08m

$319

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

mar. 12/30

5:40 am-12:21 pm

1 stop7h 41m

Lambert-St Louis

jeu. 1/1

7:00 am-1:52 pm

1 stop5h 52m

$338

BostonColumbia

BOS - COU

BOSCOU

Boston Logan Intl

dim. 11/2

5:00 am-1:26 pm

2 stops9h 26m

Columbia Regional

ven. 11/14

3:02 pm-11:42 pm

2 stops7h 40m

$344

BostonJoplin

BOS - JLN

BOSJLN

Boston Logan Intl

sam. 3/7

10:57 am-5:24 pm

1 stop7h 27m

Joplin

mar. 3/10

8:52 am-5:17 pm

1 stop7h 25m

$344

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

lun. 12/15

5:15 pm-7:30 pm

Nonstop3h 15m

Lambert-St Louis

mer. 12/17

6:10 pm-9:40 pm

Nonstop2h 30m

$349

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

mer. 11/12

8:15 am-3:17 pm

1 stop8h 02m

Springfield-Branson

dim. 11/16

6:58 pm-1:30 am

1 stop5h 32m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 54 results
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Best time to book a flight from Boston to Missouri

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

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

Currently, December is the cheapest month in which you can book a flight from Boston to Missouri (average of $107). Flying from Boston to Missouri in June is currently the most expensive (average of $280). 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 BOS to MO?

Find hourly flight availability from Boston to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octobre 28, 2025.

It’s optimal to fly from Boston to Missouri at noon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Boston to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Boston to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Missouri flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated octobre 28, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Boston to Missouri. 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
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
7,994 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
9,001 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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
Spirit Airlines
6.3
Okay
8,116 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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 Boston to Missouri. 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 Boston to Missouri?

    For a flight from Boston to Missouri, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

  • How popular is this Boston to Missouri flight route?

    The Boston Logan Intl to Missouri flight path was viewed by 51 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Boston to Missouri?

    Departing from Boston to Missouri will take you 6h 04m. Boston and Missouri are separated by a distance of 1136 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $100 on United Airlines. Other airlines that offer cheap prices include Southwest from $144 and Frontier from $148 one-way.

  • What are the most popular routes from Boston to Missouri?

    The most popular flight routes from Boston to Missouri are Boston Logan Intl - Kansas City, Boston Logan Intl - Lambert-St Louis and Boston Logan Intl - Springfield-Branson.

  • What are the most reliable airlines from Boston to Missouri?

    The top 3 most reliable airlines when flying from Boston to Missouri are Iberia (98%), Envoy Air (86%) and American Airlines (84%).

  • What are the cheapest flights from Boston to Missouri?

    On average you can expect to pay $355 for a flight from Boston to Missouri. The cheapest flight overall is $118 while the most popular route, (Boston Logan Intl - Kansas City) is currently priced at $193.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Boston to Missouri (average of $107). Flying from Boston to Missouri in June is currently the most expensive (average of $280). 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 Boston to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Boston to Missouri

Discover the top 6 airlines that operate flights from Boston to Missouri. 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 octobre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$83Average$233FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$208FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$209Average$508FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$474FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$261Average$494FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$317Average$445FlexibilityNo cancel feeOn-time63%

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