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$73+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$296
(Mytrip)

One-way from

$73
(FlightHub)

Good round-trip deal

$405 or less

Good one-way deal

$191 or less
From Boston Logan Intl to Missouri
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One-way flight from Boston Logan Intl to Missouri
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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 February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. 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 4/35:15 amBOS - STL
3 stops14h 26mMultiple Airlines
Mon 4/712:15 pmSTL - BOS
3 stops27h 59mMultiple Airlines
Deal found 2/19$296
This United deal was found by Cheapflights users on 2/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/67:30 amBOS - STL
1 stop7h 53mUnited Airlines
Mon 3/105:33 pmSTL - BOS
1 stop6h 17mUnited Airlines
Deal found 2/19$297
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/31:40 pmBOS - STL
1 stop9h 38mAmerican Airlines
Mon 4/79:12 amSTL - BOS
Nonstop2h 43mAmerican Airlines
Deal found 2/19$303
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1112:15 pmBOS - SGF
1 stop25h 28mMultiple Airlines
Tue 3/187:54 pmSGF - BOS
3 stops37h 05mMultiple Airlines
Deal found 2/20$304
This Gotogate deal was found by Cheapflights users on 2/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/236:00 amBOS - STL
1 stop18h 43mFrontier
Sun 3/25:20 pmSTL - BOS
1 stop17h 25mFrontier
Deal found 2/18$307
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/277:00 amBOS - MCI
1 stop10h 40mDelta
Wed 4/27:33 pmMCI - BOS
Nonstop3h 02mDelta
Deal found 2/20$311
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/125:45 amBOS - MCI
1 stop11h 32mSpirit Airlines
Fri 3/1410:20 amMCI - BOS
1 stop8h 20mSpirit Airlines
Deal found 2/20$313
This Mytrip deal was found by Cheapflights users on 2/19. 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.
Sat 3/19:59 amBOS - STL
3 stops29h 43mSpirit Airlines
Tue 3/44:00 pmSTL - BOS
3 stops28h 16mSpirit Airlines
Deal found 2/19$315
This CheapOair deal was found by Cheapflights users on 2/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/244:43 pmBOS - MCI
2 stops23h 49mMultiple Airlines
Sun 4/2710:25 amMCI - BOS
1 stop23h 10mMultiple Airlines
Deal found 2/20$315
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:30 amBOS - STL
1 stop4h 58mDelta
Thu 5/16:08 amSTL - BOS
1 stop7h 02mDelta
Deal found 2/20$318
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/297:25 amBOS - MCI
1 stop9h 59mAmerican Airlines
Sun 4/66:37 pmMCI - BOS
1 stop4h 53mAmerican Airlines
Deal found 2/20$319
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/265:20 amBOS - MCI
1 stop5h 15mSouthwest
Wed 3/261:20 pmMCI - BOS
2 stops8h 40mSouthwest
Deal found 2/20$324

Find flights from Boston to Missouri within your budget

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 February 20, 2025.

Fly from

Boston

Fly to

Missouri

Route

Depart

Return

Price

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 4/3

5:15 am-6:41 pm

3 stops14h 26m

Lambert-St Louis

Mon 4/7

12:15 pm-5:14 pm

3 stops27h 59m

$296

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 3/6

7:30 am-2:23 pm

1 stop7h 53m

Lambert-St Louis

Mon 3/10

5:33 pm-12:50 am

1 stop6h 17m

$297

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Fri 3/7

1:56 pm-9:09 am

1 stop20h 13m

Lambert-St Louis

Sun 3/9

5:38 pm-9:23 am

3 stops38h 45m

$299

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Mon 3/10

7:00 am-11:58 am

1 stop5h 58m

Lambert-St Louis

Thu 3/13

6:00 am-2:45 pm

1 stop7h 45m

$302

BostonSt. Louis

BOS - STL

BOSSTL

Boston Logan Intl

Thu 4/3

1:40 pm-10:18 pm

1 stop9h 38m

Lambert-St Louis

Mon 4/7

9:12 am-12:55 pm

Nonstop2h 43m

$303

BostonKansas City

BOS - MCI

BOSMCI

Boston Logan Intl

Thu 3/27

7:00 am-4:40 pm

1 stop10h 40m

Kansas City

Wed 4/2

7:33 pm-11:35 pm

Nonstop3h 02m

$311

BostonKansas City

BOS - MCI

BOSMCI

Boston Logan Intl

Wed 3/12

5:45 am-4:17 pm

1 stop11h 32m

Kansas City

Fri 3/14

10:20 am-7:40 pm

1 stop8h 20m

$313

BostonKansas City

BOS - MCI

BOSMCI

Boston Logan Intl

Thu 4/24

4:43 pm-3:32 pm

2 stops23h 49m

Kansas City

Sun 4/27

10:25 am-10:35 am

1 stop23h 10m

$315

BostonKansas City

BOS - MCI

BOSMCI

Boston Logan Intl

Sat 3/29

5:00 am-11:42 am

1 stop7h 42m

Kansas City

Tue 4/8

5:37 am-11:30 am

1 stop4h 53m

$319

BostonKansas City

BOS - MCI

BOSMCI

Boston Logan Intl

Thu 3/20

6:00 am-10:34 am

1 stop5h 34m

Kansas City

Thu 3/27

8:00 am-2:11 pm

1 stop5h 11m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 40 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.

Travel insights for flights from Boston to Missouri

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

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 $311). Flying from Boston to Missouri 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 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 February 20, 2025.

When flying from Boston to Missouri, 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 Missouri by month

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

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

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

If weather is an important factor for your trip to Missouri, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 February 20, 2025.
Read through reviews of airlines operating flights from Boston to Missouri, such as Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Allegiant Air
7.3
Good
765 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • 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 $73 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $84 and Delta from $119 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 (100%), Republic Airways (81%) and Qatar Airways (79%).

  • What are the cheapest flights from Boston to Missouri?

    On average you can expect to pay $366 for a flight from Boston to Missouri. The cheapest flight overall is $138 while the most popular route, (Boston Logan Intl - Kansas City) is currently priced at $166.

  • 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 $311). Flying from Boston to Missouri 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.

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Alternative routes for Boston to Missouri

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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$76Average$207FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$205FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$478FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$207Average$305FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$210Average$526FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$238Average$436FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$259Average$555FlexibilityNo cancel feeOn-time69%
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