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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$80 CHEAP FLIGHTS from Missouri to Boston

BOS

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

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Flight Deals

Cheap Flights from Missouri to Boston

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Boston

Thu, Apr 9 - Sun, Apr 12

6:29 pm - 1:26 am

STL

BOS

5h 57m

1 stop

5:30 am - 10:38 am

BOS

STL

6h 08m

1 stop

$200Frontier

Sat, May 30 - Tue, Jun 9

5:27 pm - 1:24 am

STL

BOS

6h 57m

1 stop

6:00 am - 1:22 pm

BOS

STL

8h 22m

1 stop

$242Frontier

Wed, Apr 29 - Wed, May 6

8:23 pm - 1:31 am

STL

BOS

28h 08m

1 stop

6:30 am - 4:54 pm

BOS

STL

35h 24m

2 stops

$265Multiple Airlines

Tue, Apr 7 - Thu, Apr 9

11:21 am - 1:55 pm

STL

BOS

25h 34m

2 stops

5:30 am - 5:34 pm

BOS

STL

13h 04m

1 stop

$277Multiple Airlines

Wed, Apr 15 - Wed, Apr 22

7:34 am - 4:45 pm

SGF

BOS

8h 11m

1 stop

3:59 pm - 9:05 pm

BOS

SGF

6h 06m

1 stop

$291American Airlines

Tue, May 12 - Wed, Jun 3

6:52 pm - 1:23 am

SGF

BOS

5h 31m

1 stop

3:00 pm - 10:19 pm

BOS

SGF

8h 19m

1 stop

$320Delta

Tue, May 12 - Tue, Jun 2

6:05 pm - 12:25 am

SGF

BOS

5h 20m

1 stop

6:00 am - 10:57 am

BOS

SGF

5h 57m

1 stop

$321American Airlines

Sat, Apr 11 - Tue, Apr 14

3:23 pm - 9:59 pm

COU

BOS

5h 36m

1 stop

11:15 am - 9:03 pm

BOS

COU

10h 48m

1 stop

$328United Airlines

Sat, Apr 11 - Tue, Apr 14

3:23 pm - 9:59 pm

COU

BOS

5h 36m

1 stop

7:05 am - 2:48 pm

BOS

COU

8h 43m

2 stops

$334United Airlines

Wed, Apr 8 - Tue, Apr 14

6:55 pm - 1:13 am

SGF

BOS

5h 18m

1 stop

8:30 am - 3:14 pm

BOS

SGF

7h 44m

1 stop

$364Delta

Useful Info

Low season	January
High season	July
Cheapest flight	$80

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from St. Louis 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.

Hampton Beach

Hampton

Warwick

Waltham

Wells

Plymouth

Everett

Middletown

Gloucester

Concord

Woburn

Brookline

Revere

York Beach

Burlington

Danvers

West Yarmouth

South Portland

Braintree

Quincy

Everything you need to know for your flight to Boston

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Boston

Boston (BOS)

BOS

$80 Find Cheap Flights from Missouri to Boston

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

Cheap Flights from Missouri to Boston

Recent round-trip flight deals from Missouri to Boston

Recent one-way flight deals from Missouri to Boston

Recent last minute flight deals from Missouri to Boston

Recent direct flight deals from Missouri to Boston

Good to know

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?

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Cabin class types available on flights to Missouri

Complete your trip to Boston with a hotel stay or car rental

Find direct flights for Boston

Flights to other popular destinations

Flights from domestic origins to Boston

Choose which airport to fly into in Boston

Find deals for your return flight