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

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

$63 Cheap Flights from New Hampshire to St. Louis

STL

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

...and more

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41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$287

Overall average: $406

American Airlines

Wed 1/7Wed 1/14

MHT - STL • 1 stop

Cheapest non-stop

$351

Typical prices: $382-$520

American Airlines

Tue 2/3Sat 2/7

BOS - STL • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from New Hampshire to St. Louis

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from New Hampshire to St. Louis 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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from New Hampshire to St. Louis

Wed, Jan 7 - Wed, Jan 14

12:08 pm - 5:23 pm

MHT

STL

6h 15m1 stop

3:54 pm - 11:46 pm

STL

MHT

6h 52m1 stop

$287American Airlines

Fri, Feb 6 - Tue, Feb 10

3:13 pm - 11:33 pm

MHT

STL

33h 20m2 stops

3:49 pm - 5:29 pm

STL

MHT

24h 40m1 stop

$304Multiple Airlines

Wed, Jan 7 - Wed, Jan 14

2:17 pm - 10:58 pm

MHT

STL

9h 41m2 stops

12:44 pm - 6:51 pm

STL

MHT

5h 07m1 stop

$322United Airlines

Wed, Jan 7 - Wed, Jan 14

2:17 pm - 10:58 pm

MHT

STL

9h 41m2 stops

9:57 am - 6:51 pm

STL

MHT

7h 54m2 stops

$327United Airlines

Thu, Jan 22 - Mon, Jan 26

12:43 pm - 8:06 pm

PWM

STL

8h 23m1 stop

3:45 pm - 10:27 pm

STL

PWM

5h 42m1 stop

$333Delta

Thu, Jan 8 - Tue, Jan 13

6:00 am - 11:41 am

PWM

STL

6h 41m1 stop

9:33 am - 3:31 pm

STL

PWM

4h 58m1 stop

$335American Airlines

Thu, Jan 22 - Mon, Jan 26

5:30 am - 4:37 pm

PWM

STL

12h 07m2 stops

6:35 am - 12:03 pm

STL

PWM

4h 28m1 stop

$338Delta

Tue, Jan 6 - Wed, Jan 14

3:25 pm - 9:55 pm

MHT

STL

7h 30m2 stops

6:50 am - 2:50 pm

STL

MHT

7h 00m1 stop

$338Southwest

Thu, Jan 8 - Tue, Jan 13

6:00 am - 5:50 pm

PWM

STL

12h 50m2 stops

6:35 am - 12:08 pm

STL

PWM

4h 33m1 stop

$340Delta

Tue, Jan 6 - Wed, Jan 14

5:55 am - 12:45 pm

MHT

STL

7h 50m2 stops

6:05 am - 2:50 pm

STL

MHT

7h 45m2 stops

$343Southwest

Useful Info

Low season	January
High season	May
Cheapest flight	$63

Best time to beat the crowds with an average 9% drop in price.

Flight from Boston to St. Louis

How does KAYAK find such low prices on flights from New Hampshire 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 New Hampshire to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from New Hampshire to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from New Hampshire 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 New Hampshire 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 New Hampshire with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New Hampshire 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 New Hampshire 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

$63 Find Cheap Flights from New Hampshire to St. Louis

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

Everything you should know

Cheap Flights from New Hampshire to St. Louis

Recent round-trip flight deals from New Hampshire to St. Louis

Recent one-way flight deals from New Hampshire to St. Louis

Recent last minute flight deals from New Hampshire to St. Louis

Recent direct flight deals from New Hampshire to St. Louis

Good to know

FAQs for booking flights from New Hampshire to St. Louis

How does KAYAK find such low prices on flights from New Hampshire 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 New Hampshire to St. Louis.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from New Hampshire 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 New Hampshire 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 New Hampshire with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New Hampshire 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 New Hampshire 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 New Hampshire

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