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Cheap flights from Missouri to Boston from $47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Boston departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
11:06 am - 1:04 amMCI-BOS
12h 58m1 stop
Multiple Airlines Logo
3:43 pm - 3:33 pmBOS-MCI
24h 50m1 stop
$188Multiple Airlines
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Fri, Jan 30 - Tue, Feb 3
Frontier Logo
11:06 am - 1:04 amMCI-BOS
12h 58m1 stop
Frontier Logo
6:00 am - 7:51 pmBOS-MCI
14h 51m2 stops
$190Frontier
Find Deal
Fri, Jan 30 - Mon, Feb 2
Multiple Airlines Logo
11:06 am - 1:04 amMCI-BOS
12h 58m1 stop
Multiple Airlines Logo
3:43 pm - 3:33 pmBOS-MCI
24h 50m1 stop
$191Multiple Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 2
Spirit Airlines Logo
4:28 pm - 2:38 pmMCI-BOS
21h 10m1 stop
Spirit Airlines Logo
3:43 pm - 3:33 pmBOS-MCI
24h 50m1 stop
$201Spirit Airlines
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Thu, Jan 29 - Mon, Feb 2
Spirit Airlines Logo
7:01 pm - 11:56 pmMCI-BOS
27h 55m1 stop
Spirit Airlines Logo
11:08 am - 11:15 pmBOS-MCI
13h 07m1 stop
$209Spirit Airlines
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Fri, Dec 5 - Mon, Dec 8
Frontier Logo
11:20 am - 12:44 amMCI-BOS
12h 24m1 stop
Frontier Logo
10:37 am - 10:08 amBOS-MCI
24h 31m1 stop
$212Frontier
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Wed, Nov 26 - Tue, Dec 30
United Airlines Logo
9:00 am - 8:00 pmCOU-BOS
10h 00m1 stop
United Airlines Logo
12:50 pm - 5:40 pmBOS-COU
5h 50m1 stop
$248United Airlines
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Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
9:00 am - 6:48 pmCOU-BOS
8h 48m2 stops
United Airlines Logo
10:40 am - 5:40 pmBOS-COU
8h 00m1 stop
$254United Airlines
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Sat, Dec 6 - Mon, Dec 8
American Airlines Logo
5:00 pm - 11:44 pmSGF-BOS
5h 44m1 stop
American Airlines Logo
1:48 pm - 9:00 pmBOS-SGF
8h 12m1 stop
$260American Airlines
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Tue, Jan 13 - Sun, Jan 18
American Airlines Logo
1:25 pm - 8:25 pmSGF-BOS
6h 00m1 stop
American Airlines Logo
6:30 am - 12:32 pmBOS-SGF
7h 02m1 stop
$269American Airlines
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Fri, Dec 5 - Fri, Dec 12

Frontier flights from Missouri to Boston

Our best Frontier deals on Missouri to Boston flight tickets
Frontier
Jan 30
MCI11:06 amKansas City
12h 58m
1 stop
BOS1:04 amBoston Logan Intl
Feb 2
BOS6:00 amBoston Logan Intl
14h 51m
2 stops
MCI7:51 pmKansas City
$190
Find similar
Frontier
Nov 26
MCI11:20 amKansas City
12h 24m
1 stop
BOS12:44 amBoston Logan Intl
Dec 30
BOS10:37 amBoston Logan Intl
24h 31m
1 stop
MCI10:08 amKansas City
$212
Find similar
Frontier
Dec 7
MCI8:45 pmKansas City
12h 37m
2 stops
BOS10:22 amBoston Logan Intl
Dec 14
BOS11:28 amBoston Logan Intl
25h 23m
1 stop
MCI11:51 amKansas City
$217
Find similar

Spirit Airlines flights from Missouri to Boston

Our best Spirit Airlines deals on Missouri to Boston flight tickets
Spirit Airlines
Jan 29
MCI4:28 pmKansas City
21h 10m
1 stop
BOS2:38 pmBoston Logan Intl
Feb 2
BOS3:43 pmBoston Logan Intl
24h 50m
1 stop
MCI3:33 pmKansas City
$201
Find similar
Spirit Airlines
Dec 5
MCI7:01 pmKansas City
27h 55m
1 stop
BOS11:56 pmBoston Logan Intl
Dec 8
BOS11:08 amBoston Logan Intl
13h 07m
1 stop
MCI11:15 pmKansas City
$209
Find similar
Spirit Airlines
Dec 5
MCI7:01 pmKansas City
27h 55m
1 stop
BOS11:56 pmBoston Logan Intl
Dec 8
BOS11:08 amBoston Logan Intl
13h 07m
1 stop
MCI11:15 pmKansas City
$215
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Missouri to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 1/30

11:06 am-1:04 am

1 stop12h 58m

Boston Logan Intl

Tue 2/3

3:43 pm-3:33 pm

1 stop24h 50m

$188

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 1/30

11:06 am-1:04 am

1 stop12h 58m

Boston Logan Intl

Mon 2/2

6:00 am-7:51 pm

2 stops14h 51m

$190

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 1/30

11:06 am-1:04 am

1 stop12h 58m

Boston Logan Intl

Mon 2/2

3:43 pm-3:33 pm

1 stop24h 50m

$191

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Thu 1/29

4:28 pm-2:38 pm

1 stop21h 10m

Boston Logan Intl

Mon 2/2

3:43 pm-3:33 pm

1 stop24h 50m

$201

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 12/5

7:01 pm-11:56 pm

1 stop27h 55m

Boston Logan Intl

Mon 12/8

11:08 am-11:15 pm

1 stop13h 07m

$209

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 11/26

11:20 am-12:44 am

1 stop12h 24m

Boston Logan Intl

Tue 12/30

10:37 am-10:08 am

1 stop24h 31m

$212

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Sat 12/6

9:00 am-8:00 pm

1 stop10h 00m

Boston Logan Intl

Mon 12/8

12:50 pm-5:40 pm

1 stop5h 50m

$248

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Sat 12/6

9:00 am-6:48 pm

2 stops8h 48m

Boston Logan Intl

Mon 12/8

10:40 am-5:40 pm

1 stop8h 00m

$254

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Tue 1/13

5:00 pm-11:44 pm

1 stop5h 44m

Boston Logan Intl

Sun 1/18

1:48 pm-9:00 pm

1 stop8h 12m

$260

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Fri 12/5

1:25 pm-8:25 pm

1 stop6h 00m

Boston Logan Intl

Fri 12/12

6:30 am-12:32 pm

1 stop7h 02m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Missouri to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, September is the cheapest month to fly from Missouri to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $382. If you aren’t able to travel during the month of September, then book flights to Boston from Missouri during August instead. Flights to Boston in August, while not as cheap as those in September, still average around $409.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Missouri to Boston is on a Friday when prices can be found for as low as $560. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $761.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Missouri to Boston in the evening for as low as $429. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $1,050 per ticket.

What is the cheapest Missouri to Boston Logan Intl flight route?

Fly from Lambert-St Louis to Boston Logan Intl for the best Missouri - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $433 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Missouri for as low as $359 on momondo.

What cabin class options are available on Missouri to Boston Logan Intl flights?

There are 4 cabin classes available to choose from on Missouri to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to Boston flights?

You could potentially save up to 32% on your flight if you consider stops on a Missouri to Boston flight.

Cheap Missouri to Boston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Boston

Best Price Found

$289

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Missouri in the past 72 hours is $289. The best round-trip flight deal from Missouri to Boston found on momondo in the last 72 hours is $462.
The fastest flight from Missouri to Boston takes 2h 25m
Direct flights go from Missouri to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • When did momondo last update prices for flights from Missouri to Boston Logan Intl Airport?

    Prices for flights from Missouri to Boston Logan Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missouri to Boston Logan Intl Airport?

  • How old do you have to be to fly from Missouri to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Missouri to Boston?

Best airlines flying from Missouri to Boston

Compare and see reviews for airlines that fly from Missouri to Boston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $75Free CancellationRating
5.8
3,111 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $124Free CancellationRating
6.3
8,131 reviews
Search Spirit Airlines flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,004 reviews
Search Delta flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
9,011 reviews
Search United Airlines flights
American AirlinesPriceFrom $217Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
SouthwestPriceFrom $304Free CancellationRating
8.0
4,238 reviews
Search Southwest flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Falmouth
Laconia
Brockton
Concord
Everett
Sturbridge
Chatham

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Boston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missouri to Boston. momondo saves you time and could save you money on your trip.

Can I find flights from Missouri to Boston with flexible booking policies on momondo?

Yes. All flights to Boston from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missouri to Boston?

momondo provides multiple filters to help you find the best flight to Boston from Missouri. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Missouri to Boston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Boston from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Boston trip

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