How does KAYAK find such low prices on flights from Massachusetts to St. Louis?

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 Massachusetts to St. Louis. 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 Massachusetts to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Massachusetts 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 Massachusetts to St. Louis?

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 St. Louis with an airline and back to Massachusetts 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 Massachusetts to St. Louis?

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 St. Louis from Massachusetts 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>

$84 CHEAP FLIGHTS from Massachusetts to St. Louis

STL

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

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Flight Deals

Cheap Flights from Massachusetts to St. Louis

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 Massachusetts to St. Louis

Mon, Jun 1 - Thu, Jun 4

9:02 pm - 11:57 pm

BDL

STL

27h 55m

1 stop

4:44 pm - 8:07 pm

STL

BDL

26h 23m

1 stop

$192Frontier

Sat, Mar 28 - Tue, Mar 31

8:08 pm - 6:57 am

BDL

STL

11h 49m

1 stop

4:51 pm - 5:39 pm

STL

BDL

23h 48m

1 stop

$216Frontier

Fri, May 1 - Mon, May 4

5:18 pm - 6:50 am

BDL

STL

14h 32m

1 stop

8:23 pm - 6:11 pm

STL

BDL

20h 48m

2 stops

$260Multiple Airlines

Tue, Apr 14 - Sat, Apr 25

7:21 pm - 11:46 pm

ALB

STL

5h 25m

1 stop

5:51 am - 11:27 am

STL

ALB

4h 36m

1 stop

$297American Airlines

Tue, Apr 14 - Sat, Apr 25

6:26 am - 11:47 am

ALB

STL

6h 21m

1 stop

5:51 am - 11:27 am

STL

ALB

4h 36m

1 stop

$299American Airlines

Sat, May 16 - Mon, May 18

4:20 pm - 10:05 pm

ALB

STL

6h 45m

1 stop

7:45 pm - 7:55 am

STL

ALB

11h 10m

1 stop

$311Southwest

Sat, May 16 - Wed, May 27

5:00 pm - 10:45 pm

ALB

STL

6h 45m

1 stop

6:00 am - 2:13 pm

STL

ALB

7h 13m

2 stops

$312United Airlines

Tue, Apr 21 - Mon, Apr 27

4:55 pm - 9:13 pm

ALB

STL

5h 18m

1 stop

7:45 am - 3:12 pm

STL

ALB

6h 27m

1 stop

$316United Airlines

Thu, May 14 - Mon, May 18

7:25 pm - 10:45 pm

ALB

STL

4h 20m

1 stop

7:45 pm - 7:55 am

STL

ALB

11h 10m

1 stop

$320Southwest

Sun, Mar 29 - Mon, Mar 30

4:23 pm - 7:02 am

BOS

STL

15h 39m

1 stop

4:51 pm - 9:33 pm

STL

BOS

27h 42m

1 stop

$349Multiple Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$84

Best time to beat the crowds but there is an average 4% increase in price.

Most popular time to fly and prices are also 7% lower on average.

Flight from Boston to St. Louis

How does KAYAK find such low prices on flights from Massachusetts to St. Louis?
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 Massachusetts to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Massachusetts 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 Massachusetts to St. Louis?
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 St. Louis with an airline and back to Massachusetts with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to St. Louis?
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 St. Louis from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

Everything you need to know for your flight to St. Louis

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 St. Louis

St. Louis (STL)

STL

$84 Find Cheap Flights from Massachusetts to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Cheap Flights from Massachusetts to St. Louis

Recent round-trip flight deals from Massachusetts to St. Louis

Recent one-way flight deals from Massachusetts to St. Louis

Recent last minute flight deals from Massachusetts to St. Louis

Recent direct flight deals from Massachusetts to St. Louis

Good to know

FAQs for booking flights from Massachusetts to St. Louis

How does KAYAK find such low prices on flights from Massachusetts to St. Louis?

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 Massachusetts to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Massachusetts 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 Massachusetts to St. Louis?

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 St. Louis with an airline and back to Massachusetts with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to St. Louis?

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 St. Louis from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Massachusetts

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight