BOS

$108 Find Cheap Flights from Missouri to Boston - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Boston departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Missouri to Boston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Boston

Fri, Oct 9 - Wed, Oct 14
Multiple Airlines Logo
9:16 am - 9:29 am
MCI
-
BOS
23h 13m
1 stop
Multiple Airlines Logo
11:05 am - 1:22 pm
BOS
-
MCI
27h 17m
2 stops
$280Multiple Airlines
Mon, Aug 24 - Fri, Aug 28
Frontier Logo
11:26 am - 11:47 am
MCI
-
BOS
23h 21m
1 stop
Frontier Logo
12:45 pm - 12:53 pm
BOS
-
MCI
25h 08m
2 stops
$288Frontier
Sat, Oct 10 - Thu, Oct 15
Multiple Airlines Logo
2:17 pm - 8:20 am
MCI
-
BOS
41h 03m
2 stops
Multiple Airlines Logo
12:34 pm - 8:26 am
BOS
-
MCI
20h 52m
1 stop
$307Multiple Airlines
Fri, Oct 30 - Sun, Nov 1
Frontier Logo
10:35 am - 11:40 am
STL
-
BOS
24h 05m
1 stop
Frontier Logo
12:35 pm - 9:40 am
BOS
-
STL
22h 05m
1 stop
$316Frontier
Sat, Oct 24 - Mon, Oct 26
Southwest Logo
10:10 am - 1:50 pm
STL
-
BOS
2h 40mnonstop
Southwest Logo
5:25 am - 7:25 am
BOS
-
STL
3h 00mnonstop
$317Southwest
Tue, Sep 15 - Thu, Sep 17
Southwest Logo
6:40 pm - 10:20 pm
STL
-
BOS
2h 40mnonstop
Southwest Logo
5:00 am - 6:50 am
BOS
-
STL
2h 50mnonstop
$317Southwest
Sat, Aug 22 - Wed, Aug 26
American Airlines Logo
7:38 pm - 11:22 pm
STL
-
BOS
2h 44mnonstop
American Airlines Logo
7:09 am - 9:13 am
BOS
-
STL
3h 04mnonstop
$317American Airlines
Mon, Sep 28 - Tue, Sep 29
American Airlines Logo
6:00 pm - 9:47 pm
STL
-
BOS
2h 47mnonstop
American Airlines Logo
3:21 pm - 5:24 pm
BOS
-
STL
3h 03mnonstop
$317American Airlines
Sat, Oct 10 - Tue, Oct 13
United Airlines Logo
3:19 pm - 9:59 pm
COU
-
BOS
5h 40m
1 stop
United Airlines Logo
6:00 am - 10:39 am
BOS
-
COU
5h 39m
1 stop
$318United Airlines
Wed, Nov 11 - Sat, Nov 14
United Airlines Logo
8:00 am - 1:59 pm
COU
-
BOS
4h 59m
1 stop
United Airlines Logo
12:14 pm - 5:26 pm
BOS
-
COU
6h 12m
1 stop
$318United Airlines
Useful Info

Good to know

Low season

January

Cheapest flight

$108
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Kansas City to Boston

FAQs for booking flights from Missouri to Boston

  • How does KAYAK find such low prices on flights from Missouri to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Boston (BOS)