BOS

$47 Find Cheap Flights from Missouri to Boston

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 12/23. 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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Everything you should know

Cheapest round-trip
$108
Overall average: $437
Frontier
Wed 12/24Tue 12/30
MCI - BOS • 1 stop
Cheapest non-stop
$303
Typical prices: $391-$499
American Airlines
Sat 2/28Wed 3/4
STL - BOS • Non-stop
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Flight Deals
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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

Wed, Dec 24 - Tue, Dec 30
Frontier Logo
11:33 am - 1:14 amMCI-BOS
12h 41m1 stop
Frontier Logo
10:37 am - 10:08 amBOS-MCI
24h 31m1 stop
$108Frontier
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Wed, Dec 24 - Tue, Dec 30
Frontier Logo
8:45 pm - 1:19 amMCI-BOS
27h 34m2 stops
Frontier Logo
10:37 am - 10:08 amBOS-MCI
24h 31m1 stop
$148Frontier
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Mon, Jan 12 - Wed, Jan 21
Multiple Airlines Logo
11:06 am - 1:04 amMCI-BOS
12h 58m1 stop
Multiple Airlines Logo
6:15 am - 12:39 pmBOS-MCI
7h 24m1 stop
$167Multiple Airlines
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Mon, Jan 12 - Wed, Jan 21
Multiple Airlines Logo
11:06 am - 1:04 amMCI-BOS
12h 58m1 stop
Multiple Airlines Logo
6:57 pm - 7:51 pmBOS-MCI
49h 54m2 stops
$171Multiple Airlines
Find Deal
Sat, Dec 6 - Tue, Dec 9
American Airlines Logo
2:32 pm - 12:13 amMCI-BOS
8h 41m1 stop
American Airlines Logo
12:10 pm - 9:29 pmBOS-MCI
10h 19m1 stop
$189American Airlines
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Fri, Dec 5 - Tue, Dec 9
American Airlines Logo
2:32 pm - 12:13 amMCI-BOS
8h 41m1 stop
American Airlines Logo
12:10 pm - 9:29 pmBOS-MCI
10h 19m1 stop
$215American Airlines
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Fri, Dec 5 - Mon, Dec 8
Spirit Airlines Logo
3:47 pm - 9:16 amMCI-BOS
16h 29m1 stop
Spirit Airlines Logo
10:11 am - 11:06 pmBOS-MCI
13h 55m1 stop
$235Spirit Airlines
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Mon, Dec 1 - Mon, Dec 15
Spirit Airlines Logo
7:31 pm - 11:53 pmMCI-BOS
27h 22m1 stop
Spirit Airlines Logo
5:50 am - 5:46 pmBOS-MCI
12h 56m1 stop
$250Spirit Airlines
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Sat, Dec 6 - Sat, Dec 13
Delta Logo
6:10 am - 2:27 pmSGF-BOS
7h 17m1 stop
Delta Logo
10:15 am - 3:23 pmBOS-SGF
6h 08m1 stop
$257Delta
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Sat, Dec 6 - Sat, Dec 13
Delta Logo
4:08 pm - 10:14 amSGF-BOS
17h 06m2 stops
Delta Logo
10:15 am - 3:23 pmBOS-SGF
6h 08m1 stop
$312Delta
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Useful Info

Good to know

Low seasonFebruary
Cheapest flight$47
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from St. Louis 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.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Hampton
Waltham
Plymouth
Wells
Warwick
Middletown
Everett
Gloucester
Concord
York Beach
Woburn
Brookline
Revere
West Yarmouth
Danvers
Burlington
South Portland
Braintree
Quincy

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Boston (BOS)

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