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New Hampshire

$60+ Cheap flights from Missouri to New Hampshire

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MHT
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Missouri to New Hampshire

Cheapest flights from Missouri to New Hampshire
Explore the most affordable flight options available from Missouri to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1611:26 am
MCI
-
BOS
1 stop22h 00m
Multiple Airlines
Sun 2/226:00 am
BOS
-
MCI
1 stop28h 53m
Multiple Airlines
Deal found 1/26$144
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Frontier
Tue 3/36:00 am
BOS
-
MCI
2 stops34h 44m
Frontier
Deal found 1/28$158
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:26 am
MCI
-
BOS
1 stop11h 18m
Multiple Airlines
Tue 3/36:00 am
BOS
-
MCI
2 stops34h 44m
Multiple Airlines
Deal found 1/28$163
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Frontier
Sun 3/16:00 am
BOS
-
MCI
1 stop28h 53m
Frontier
Deal found 1/28$169
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:24 pm
MCI
-
BOS
1 stop18h 24m
Spirit Airlines
Wed 3/46:10 pm
BOS
-
MCI
1 stop17h 20m
Spirit Airlines
Deal found 1/26$178
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:26 am
MCI
-
BOS
1 stop11h 18m
Multiple Airlines
Sun 3/16:00 am
BOS
-
MCI
1 stop28h 53m
Multiple Airlines
Deal found 1/28$180
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/212:45 pm
MCI
-
BOS
1 stop11h 28m
Multiple Airlines
Sun 2/86:00 am
BOS
-
MCI
2 stops29h 31m
Multiple Airlines
Deal found 1/26$185
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Multiple Airlines
Tue 3/34:22 pm
BOS
-
MCI
1 stop24h 07m
Multiple Airlines
Deal found 1/28$186
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:00 am
MCI
-
BOS
1 stop13h 13m
Multiple Airlines
Mon 3/24:22 pm
BOS
-
MCI
1 stop24h 07m
Multiple Airlines
Deal found 1/28$187
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:26 am
MCI
-
BOS
1 stop11h 18m
Spirit Airlines
Tue 3/34:22 pm
BOS
-
MCI
1 stop24h 07m
Spirit Airlines
Deal found 1/28$191
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:05 pm
SGF
-
BOS
1 stop4h 54m
American Airlines
Mon 2/235:47 am
BOS
-
SGF
1 stop6h 31m
American Airlines
Deal found 1/27$270
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:13 pm
STL
-
BOS
1 stop14h 32m
Frontier
Tue 4/2112:55 pm
BOS
-
STL
1 stop18h 55m
Frontier
Deal found 1/28$279

Find flight deals from Missouri to New Hampshire

Keep the following information in mind while searching for Missouri to New Hampshire flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$144
(Kiwi.com)

One-way from

$60
(Trip.com)

Popular in

November

Cheapest in

September

Average price

$473
Provider with most accurate pricing for Lambert-St Louis-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Boston Logan Intl flights.
Search Deals
From Missouri to New Hampshire
Search Deals
One-way flight from Missouri to New Hampshire
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to New Hampshire that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Missouri to New Hampshire that are best for you.

Fly from

Missouri

Fly to

New Hampshire

Route

Depart

Return

Price

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 2/27

11:26 am-11:44 pm

1 stop11h 18m

Boston Logan Intl

Tue 3/3

5:27 am-3:29 pm

2 stops35h 02m

$221

SpringfieldBoston

SGF - BOS

SGFBOS

Springfield-Branson

Wed 2/18

6:05 pm-11:59 pm

1 stop4h 54m

Boston Logan Intl

Mon 2/23

5:47 am-11:18 am

1 stop6h 31m

$270

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 5/8

11:30 am-7:26 pm

1 stop6h 56m

Boston Logan Intl

Sat 5/16

6:00 am-10:55 am

1 stop5h 55m

$297

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 4/3

10:08 am-7:23 pm

1 stop8h 15m

Boston Logan Intl

Fri 4/10

12:23 pm-9:17 pm

1 stop9h 54m

$302

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 5/15

10:02 am-10:30 pm

1 stop11h 28m

Boston Logan Intl

Sat 5/23

7:00 am-5:56 pm

1 stop11h 56m

$302

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 2/20

6:00 am-3:17 pm

1 stop8h 17m

Boston Logan Intl

Sun 2/22

6:52 am-6:05 pm

1 stop12h 13m

$303

Kansas CityPortland

MCI - PWM

MCIPWM

Kansas City

Tue 2/24

1:18 pm-10:30 pm

1 stop8h 12m

Portland

Tue 3/3

5:40 pm-11:43 pm

1 stop7h 03m

$313

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 4/10

4:31 pm-1:26 am

1 stop7h 55m

Boston Logan Intl

Sun 4/12

4:23 pm-3:36 pm

2 stops24h 13m

$315

ColumbiaBoston

COU - BOS

COUBOS

Columbia Regional

Fri 2/13

11:15 am-5:26 pm

1 stop5h 11m

Boston Logan Intl

Tue 2/17

7:45 am-2:28 pm

1 stop7h 43m

$328

Kansas CityPortland

MCI - PWM

MCIPWM

Kansas City

Tue 2/24

8:00 am-3:14 pm

1 stop6h 14m

Portland

Tue 3/3

6:00 am-3:45 pm

2 stops10h 45m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to New Hampshire

What is the cheapest month to book a flight from Missouri to New Hampshire?

Currently, September is the cheapest month in which you can book a flight from Missouri to New Hampshire (average of $175). Flying from Missouri to New Hampshire in March is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Missouri to New Hampshire?

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated January 29, 2026.
See what other customers who have flown with Southwest and American Airlines from Missouri to New Hampshire have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Missouri to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to New Hampshire?

    Airlines like Spirit Airlines, American Airlines, and United Airlines fly from Missouri to New Hampshire in about 4h 54m. The time it takes to get you to your destination can typically vary by up to 6h 24m. Airlines will cover a distance of 1234 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Missouri to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Missouri to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to New Hampshire.

  • Can I find deals for business class flights from Missouri to New Hampshire?

    Yes. Cheapflights offers flight deals from Missouri to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to New Hampshire?

    Currently, September is the cheapest month in which you can book a flight from Missouri to New Hampshire (average of $175). Flying from Missouri to New Hampshire in March is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Missouri to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Missouri to New Hampshire

Discover the top 2 airlines that operate flights from Missouri to New Hampshire. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$200Average$401FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$256Average$442FlexibilityNo cancel feeOn-time71%

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