Boston

$73+ Cheap flights from Missouri to Boston (BOS)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BOS
May 6 — May 131
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Cheap flight deals from Missouri to Boston

Keep the following information in mind while searching for Missouri to Boston flight deals. Data was last updated May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$261
(Mytrip)

One-way from

$73
(FlightHub)

Popular in

February

Cheapest in

September

Average price

$417

Good round-trip deal

$399 or less

Good one-way deal

$210 or less
Provider with most accurate pricing for Kansas City-Boston Logan Intl flight deals.
Provider most trusted by Cheapflights users for Kansas City-Boston Logan Intl flights.
From Missouri to Boston Logan Intl
One-way flight from Missouri to Boston Logan Intl
Highest demand for flights based on searches. 15% potential increase in price ($65 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in May 2025
Price to beat on a round-trip flight from Missouri to Boston Logan Intl.
Price to beat on a one-way flight from Missouri to Boston Logan Intl.

Find flight deals from Missouri to Boston

Cheapest flights from Missouri to Boston
Explore the most affordable flight options available from Missouri to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/30. 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.
Mon 6/911:26 amMCI - BOS
1 stop8h 41mSpirit Airlines
Wed 6/1110:04 amBOS - MCI
2 stops35h 25mSpirit Airlines
Deal found 4/30$261
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Fri 5/301:49 pmMCI - BOS
1 stop21h 12mMultiple Airlines
Tue 6/105:45 amBOS - MCI
1 stop17h 56mMultiple Airlines
Deal found 4/30$267
This American Airlines deal was found by Cheapflights users on 4/29. 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 10/42:06 pmSGF - BOS
1 stop9h 08mAmerican Airlines
Mon 10/65:00 amBOS - SGF
1 stop9h 36mAmerican Airlines
Deal found 4/29$295
This Mytrip deal was found by Cheapflights users on 4/30. 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 5/2712:15 pmSTL - BOS
3 stops32h 35mMultiple Airlines
Fri 5/306:10 amBOS - STL
1 stop28h 05mMultiple Airlines
Deal found 4/30$300
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/282:20 pmSTL - BOS
Nonstop2h 44mAmerican Airlines
Wed 6/411:46 amBOS - STL
Nonstop3h 04mAmerican Airlines
Deal found 4/30$303
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/245:17 pmSTL - BOS
1 stop4h 39mDelta
Sun 5/2512:00 pmBOS - STL
1 stop5h 35mDelta
Deal found 4/30$316
This Southwest deal was found by Cheapflights users on 4/30. 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.
Mon 7/216:30 pmMCI - BOS
1 stop4h 25mSouthwest
Tue 7/297:10 pmBOS - MCI
1 stop5h 20mSouthwest
Deal found 4/30$320
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/15:47 pmMCI - BOS
1 stop5h 10mUnited Airlines
Tue 9/306:00 amBOS - MCI
1 stop5h 37mUnited Airlines
Deal found 4/30$325
This American Airlines deal was found by Cheapflights users on 4/30. 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 7/35:07 pmMCI - BOS
1 stop6h 13mAmerican Airlines
Fri 7/47:51 amBOS - MCI
1 stop11h 53mAmerican Airlines
Deal found 4/30$337
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 6/67:25 pmMCI - BOS
Nonstop3h 04mDelta
Sun 6/156:15 amBOS - MCI
Nonstop3h 35mDelta
Deal found 4/30$339
This Southwest deal was found by Cheapflights users on 4/30. 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.
Tue 6/32:55 pmSTL - BOS
1 stop5h 10mSouthwest
Sat 6/75:30 amBOS - STL
2 stops8h 55mSouthwest
Deal found 4/30$348
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:10 amSTL - BOS
1 stop12h 19mSpirit Airlines
Thu 7/176:10 amBOS - STL
1 stop13h 22mSpirit Airlines
Deal found 4/30$356

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to Boston 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 May 1, 2025.
Use the filters below to find and compare flights from Missouri to Boston that are best for you.

Fly from

Missouri

Fly to

Boston

Route

Depart

Return

Price

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/9

11:26 am-9:07 pm

1 stop8h 41m

Boston Logan Intl

Wed 6/11

10:04 am-8:29 pm

2 stops35h 25m

$261

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 5/30

1:49 pm-12:01 pm

1 stop21h 12m

Boston Logan Intl

Tue 6/10

5:45 am-10:41 pm

1 stop17h 56m

$267

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Sat 10/4

2:06 pm-12:14 am

1 stop9h 08m

Boston Logan Intl

Mon 10/6

5:00 am-1:36 pm

1 stop9h 36m

$295

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Tue 5/27

12:15 pm-9:50 pm

3 stops32h 35m

Boston Logan Intl

Fri 5/30

6:10 am-9:15 am

1 stop28h 05m

$300

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Wed 5/28

2:20 pm-6:04 pm

Nonstop2h 44m

Boston Logan Intl

Wed 6/4

11:46 am-1:50 pm

Nonstop3h 04m

$303

St. LouisBoston

STL - BOS

STLBOS

Lambert-St Louis

Sat 5/24

5:17 pm-10:56 pm

1 stop4h 39m

Boston Logan Intl

Sun 5/25

12:00 pm-4:35 pm

1 stop5h 35m

$316

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 7/21

6:30 pm-11:55 pm

1 stop4h 25m

Boston Logan Intl

Tue 7/29

7:10 pm-11:30 pm

1 stop5h 20m

$320

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 9/1

5:47 pm-11:57 pm

1 stop5h 10m

Boston Logan Intl

Tue 9/30

6:00 am-10:37 am

1 stop5h 37m

$325

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Thu 7/3

5:07 pm-12:20 am

1 stop6h 13m

Boston Logan Intl

Fri 7/4

7:51 am-6:44 pm

1 stop11h 53m

$337

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 6/6

7:25 pm-11:29 pm

Nonstop3h 04m

Boston Logan Intl

Tue 6/10

6:15 am-8:50 am

Nonstop3h 35m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 41 results
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Best time to book a flight from Missouri to Boston

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

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

Currently, January is the cheapest month in which you can book a flight from Missouri to Boston (average of $218). Flying from Missouri to Boston in July is currently the most expensive (average of $310). 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 BOS?

Find hourly flight availability from Missouri to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Boston as you normally would.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Missouri to Boston. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Boston. 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 into for flights to Boston from Missouri?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Missouri.

  • How popular is this Missouri to Boston flight route?

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $73. However, be on the lookout for offers from United Airlines and Allegiant Air, as they are both options that can get you from Missouri to Boston for a low price.

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

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

    No one likes to see their flight delayed. When booking a flight from Missouri to Boston consider choosing Republic Airways (94%), Qatar Airways (91%) or Southwest (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Missouri to Boston?

    The cheapest flight price from Missouri to Boston is $171. On average you can expect to pay $434. The most popular route, (Kansas City - Boston Logan Intl), can usually be booked for $203.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missouri to Boston (average of $218). Flying from Missouri to Boston in July is currently the most expensive (average of $310). 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

Traveling to a place near Missouri?

Book flights to Missouri if you plan to visit one of these locations
Marlborough
Warwick
Cambridge
Waltham
Framingham
Chestnut Hill
Randolph
Brockton
Lowell
Woburn
Somerville
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Lincoln
Salem
Chelsea
Seabrook

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Missouri to Boston

Discover the top 7 airlines that operate flights from Missouri to Boston. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$58Average$188FlexibilityNo cancel feeOn-time65%
FrontierCheapest$94Average$174FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$474FlexibilityNo cancel feeOn-time69%
DeltaCheapest$196Average$429FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$488FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$272Average$382FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$277Average$433FlexibilityNo cancel feeOn-time63%

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