HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missouri

$60+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STL
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 Boston to Missouri 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 Boston to Missouri

Keep the following information in mind while searching for Boston to Missouri flight deals. Data was last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$180
(Frontier)

One-way from

$60
(Expedia)

Popular in

April

Cheapest in

August

Average price

$419

Good round-trip deal

$383 or less

Good one-way deal

$203 or less
Provider with most accurate pricing for Boston Logan Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Lambert-St Louis flights.
Search Deals
From Boston Logan Intl to Missouri
Search Deals
One-way flight from Boston Logan Intl to Missouri
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Missouri.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Missouri.
Search Deals

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 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.
Wed 2/47:00 am
BOS
-
MCI
1 stop10h 09m
Multiple Airlines
Mon 2/912:45 pm
MCI
-
BOS
1 stop11h 28m
Multiple Airlines
Deal found 1/13$156
This Kiwi.com deal was found by Cheapflights users on 1/15. 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.
Sun 3/16:00 am
BOS
-
MCI
1 stop28h 53m
Frontier
Sun 3/88:40 pm
MCI
-
BOS
2 stops14h 01m
Frontier
Deal found 1/15$185
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:23 pm
BOS
-
MCI
1 stop8h 30m
Spirit Airlines
Thu 3/265:45 am
MCI
-
BOS
1 stop9h 59m
Spirit Airlines
Deal found 1/14$194
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Fri 2/611:26 am
MCI
-
BOS
1 stop11h 31m
Spirit Airlines
Deal found 1/14$195
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:00 am
BOS
-
MCI
1 stop6h 50m
Multiple Airlines
Thu 2/511:26 am
MCI
-
BOS
1 stop11h 31m
Multiple Airlines
Deal found 1/14$200
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.
Tue 2/242:23 pm
BOS
-
MCI
1 stop26h 06m
Multiple Airlines
Fri 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Multiple Airlines
Deal found 1/14$202
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Wed 2/45:04 pm
MCI
-
BOS
2 stops22h 44m
Spirit Airlines
Deal found 1/13$206
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 2/47:00 am
BOS
-
MCI
1 stop10h 09m
Spirit Airlines
Mon 2/911:26 am
MCI
-
BOS
2 stops26h 12m
Spirit Airlines
Deal found 1/13$210
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:00 am
BOS
-
MCI
1 stop6h 50m
Frontier
Mon 2/912:45 pm
MCI
-
BOS
1 stop11h 28m
Frontier
Deal found 1/14$215
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/119:05 am
BOS
-
SGF
1 stop8h 10m
Delta
Sat 2/141:00 pm
SGF
-
BOS
1 stop6h 32m
Delta
Deal found 1/13$257
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:10 am
BOS
-
SGF
1 stop6h 39m
American Airlines
Tue 2/171:15 pm
SGF
-
BOS
1 stop8h 00m
American Airlines
Deal found 1/13$271
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/119:05 am
BOS
-
SGF
1 stop8h 10m
Delta
Mon 2/165:32 pm
SGF
-
BOS
1 stop6h 37m
Delta
Deal found 1/13$273

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 January 15, 2026.
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

Wed 2/11

9:05 am-4:15 pm

1 stop8h 10m

Springfield-Branson

Sat 2/14

1:00 pm-8:32 pm

1 stop6h 32m

$257

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Tue 2/10

6:10 am-11:49 am

1 stop6h 39m

Springfield-Branson

Tue 2/17

1:15 pm-10:15 pm

1 stop8h 00m

$271

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Wed 2/11

9:05 am-4:15 pm

1 stop8h 10m

Springfield-Branson

Mon 2/16

5:32 pm-1:09 am

1 stop6h 37m

$273

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Tue 4/7

11:00 am-5:24 pm

1 stop7h 24m

Springfield-Branson

Mon 4/13

6:30 pm-12:59 am

1 stop5h 29m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Tue 2/24

8:26 am-4:02 pm

1 stop8h 36m

Springfield-Branson

Sat 2/28

4:29 pm-10:40 pm

1 stop5h 11m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Sat 4/4

5:35 am-11:05 am

1 stop6h 30m

Springfield-Branson

Fri 4/10

6:55 pm-1:13 am

1 stop5h 18m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Tue 4/7

9:55 am-3:10 pm

1 stop6h 15m

Springfield-Branson

Mon 4/13

6:53 pm-1:15 am

1 stop5h 22m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Wed 4/15

8:05 am-3:01 pm

1 stop7h 56m

Springfield-Branson

Tue 4/21

3:46 pm-11:58 pm

1 stop7h 12m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Sat 4/4

5:35 am-11:05 am

1 stop6h 30m

Springfield-Branson

Tue 4/14

6:53 pm-1:15 am

1 stop5h 22m

$289

BostonSpringfield

BOS - SGF

BOSSGF

Boston Logan Intl

Wed 2/25

5:30 am-1:49 pm

1 stop9h 19m

Springfield-Branson

Sun 3/1

4:29 pm-11:23 pm

1 stop5h 54m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

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

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, August is the cheapest month in which you can book a flight from Boston to Missouri (average of $161). Flying from Boston to Missouri in June is currently the most expensive (average of $283). 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 January 15, 2026.

It’s optimal to fly from Boston to Missouri in the morning. By choosing this option you can save up to 22% 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 January 10, 2026.

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

Weekly flight availability from Boston to Missouri

Explore weekly flight availability from Boston to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 15, 2026.

The most flights from BOS to USMO are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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 January 15, 2026.
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
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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
Spirit Airlines
6.3
Okay
8,322 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

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 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 59 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 39m. Boston and Missouri are separated by a distance of 1234 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 $65 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $82 and Delta from $118 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 (90%), Republic Airways (85%) and American Airlines (83%).

  • What are the cheapest flights from Boston to Missouri?

    On average you can expect to pay $386 for a flight from Boston to Missouri. The cheapest flight overall is $143 while the most popular route, (Boston Logan Intl - Kansas City) is currently priced at $169.

  • 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, August is the cheapest month in which you can book a flight from Boston to Missouri (average of $161). Flying from Boston to Missouri in June is currently the most expensive (average of $283). 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 Boston to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Fort Lauderdale flights
Boston to Miami flights
Boston to Tampa flights
Boston to Orlando flights
Boston to West Palm Beach flights
Boston to Las Vegas flights
Boston to Dallas/Fort Worth flights
Boston to Los Angeles flights
Boston to Fort Myers flights
Hartford to Orlando flights
Boston to Sarasota flights
Boston to Denver flights
Boston to Sky Harbor Intl flights
Boston to O'Hare Intl flights
Boston to New Orleans flights
Boston to San Francisco flights
Boston to Baltimore flights
Boston to Atlanta flights
Boston to Hobby flights
Boston to Seattle flights
Boston to Salt Lake City flights
Hartford to Tampa flights
Boston to Reagan-National flights
Hartford to Fort Lauderdale flights
Boston to Dulles Intl flights
Boston to George Bush Intcntl flights
Albany to Orlando flights
Boston to Newark flights
Hartford to West Palm Beach flights
Boston to San Diego flights
Boston to John F Kennedy Intl flights
Boston to Austin flights
Hartford to Miami flights
Boston to LaGuardia flights
Boston to Nashville flights
Boston to Charleston flights
Boston to Charlotte flights
Boston to Raleigh flights
Boston to Savannah flights
Hartford to Fort Myers flights
Boston to Jacksonville flights
Hartford to Dallas/Fort Worth flights
Boston to Key West flights
Boston to Detroit flights
Boston to Ontario flights
Boston to Honolulu flights
Boston to Minneapolis flights
Boston to Philadelphia flights
Worcester to Orlando flights
Boston to Myrtle Beach flights

Top 7 airlines flying from Boston to Missouri

Discover the top 7 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$63Average$250FlexibilityNo cancel feeOn-time65%
FrontierCheapest$90Average$272FlexibilityNo cancel feeOn-time62%
DeltaCheapest$154Average$460FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$208Average$486FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$280Average$485FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$316Average$446FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$385Average$450FlexibilityNo cancel feeOn-time62%

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.