HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Manchester

$244+ Cheap flights from St. Louis to Manchester, NH (STL - MHT)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MHT
Mar 19 — Mar 261
Thu 3/19
Thu 3/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Manchester with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Manchester

Cheapest flights from St. Louis to Manchester
Explore the most affordable flight options available from St. Louis to Manchester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.

This United Airlines deal was found by Cheapflights users on 2/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:10 am
STL
-
MHT
2 stops8h 46m
United Airlines
Tue 4/142:30 pm
MHT
-
STL
2 stops10h 27m
United Airlines
Deal found 2/13$321
This American Airlines deal was found by Cheapflights users on 2/16. 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 4/16:00 am
STL
-
MHT
1 stop4h 35m
American Airlines
Thu 4/96:46 am
MHT
-
STL
1 stop5h 59m
American Airlines
Deal found 2/16$336
This Southwest deal was found by Cheapflights users on 2/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/13:10 pm
STL
-
MHT
2 stops6h 40m
Southwest
Thu 4/97:25 am
MHT
-
STL
1 stop6h 30m
Southwest
Deal found 2/16$352
This Southwest deal was found by Cheapflights users on 2/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:45 pm
STL
-
MHT
1 stop6h 20m
Southwest
Mon 3/235:25 pm
MHT
-
STL
1 stop6h 40m
Southwest
Deal found 2/15$359
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Thu 3/266:00 am
STL
-
MHT
1 stop4h 35m
American Airlines
Sat 3/285:40 am
MHT
-
STL
1 stop8h 04m
American Airlines
Deal found 2/15$383
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Fri 4/245:46 am
STL
-
MHT
1 stop4h 51m
American Airlines
Mon 4/275:07 pm
MHT
-
STL
1 stop5h 16m
American Airlines
Deal found 2/14$384
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Thu 3/266:00 am
STL
-
MHT
1 stop4h 21m
American Airlines
Thu 4/24:00 pm
MHT
-
STL
1 stop6h 34m
American Airlines
Deal found 2/13$390
This Southwest deal was found by Cheapflights users on 2/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:45 pm
STL
-
MHT
1 stop11h 15m
Southwest
Mon 4/274:45 pm
MHT
-
STL
2 stops7h 00m
Southwest
Deal found 2/14$394
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Sat 4/47:05 am
STL
-
MHT
1 stop7h 48m
American Airlines
Wed 4/86:46 am
MHT
-
STL
1 stop5h 59m
American Airlines
Deal found 2/13$403

Find flight deals from St. Louis to Manchester

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Manchester (MHT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$321
(United Airlines)

One-way from

$244
(Southwest)

Popular in

January

Cheapest in

May

Average price

$367
Provider with most accurate pricing for Lambert-St Louis-Manchester flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Manchester flights.
Search Deals
From Lambert-St Louis to Manchester
Search Deals
One-way flight from Lambert-St Louis to Manchester
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Manchester 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 February 17, 2026.
Use the filters below to find and compare flights from St. Louis to Manchester that are best for you.

Fly from

St. Louis

Fly to

Manchester

Route

Depart

Return

Price

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Tue 4/7

9:10 am-6:56 pm

2 stops8h 46m

Manchester

Tue 4/14

2:30 pm-11:57 pm

2 stops10h 27m

$321

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Wed 4/1

3:10 pm-10:50 pm

2 stops6h 40m

Manchester

Thu 4/9

7:25 am-12:55 pm

1 stop6h 30m

$352

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Mon 3/16

4:45 pm-12:05 am

1 stop6h 20m

Manchester

Mon 3/23

5:25 pm-11:05 pm

1 stop6h 40m

$359

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 3/26

6:00 am-11:35 am

1 stop4h 35m

Manchester

Sat 3/28

5:40 am-12:44 pm

1 stop8h 04m

$383

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 3/26

6:00 am-11:21 am

1 stop4h 21m

Manchester

Thu 4/2

4:00 pm-9:34 pm

1 stop6h 34m

$390

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 5/21

1:45 pm-9:55 pm

1 stop7h 10m

Manchester

Thu 6/4

6:45 am-12:10 pm

1 stop6h 25m

$427

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Fri 5/15

8:03 pm-11:37 am

1 stop14h 34m

Manchester

Mon 5/18

5:07 pm-10:07 pm

1 stop6h 00m

$428

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 3/26

5:20 am-12:30 pm

1 stop6h 10m

Manchester

Thu 4/2

5:25 pm-12:05 am

2 stops7h 40m

$432

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 3/5

2:15 pm-10:05 pm

1 stop6h 50m

$244

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

Thu 3/5

6:06 am-11:35 am

1 stop4h 29m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 14 results
1
2

Compare providers for flights from St. Louis to Manchester

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Manchester in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Manchester, New Hampshire flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Manchester, New Hampshire flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Manchester, New Hampshire flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Manchester, New Hampshire flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Manchester, New Hampshire flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Manchester

Have a flexible travel schedule? Discover the best time to fly to Manchester from St. Louis 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 St. Louis to Manchester

What is the cheapest month to book a flight from St. Louis to Manchester, New Hampshire?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Manchester, New Hampshire (average of $177). Flying from St. Louis to Manchester, New Hampshire in March is currently the most expensive (average of $289). 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.

Reviews of airlines servicing Manchester

Get insights into the airlines that provide service to Manchester. 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 Manchester. Reviews last updated February 17, 2026.
Read reviews from past customers who have flown Southwest and American Airlines from St. Louis to Manchester. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,289 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

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
4,289 reviews
Southwest
8.0
Very good
4,289 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

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
11,294 reviews
Southwest
8.0
Very good
4,289 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

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 St. Louis to Manchester. 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 St. Louis to Manchester, New Hampshire?

    A quick flight from St. Louis to Manchester, New Hampshire can take about 6h 40m. United Airlines provides one of the quickest options available for as low as $352. Airlines will cover a distance of 1028 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from St. Louis to Manchester, New Hampshire round-trip?

    Flying on Southwest is currently your cheapest option to Manchester, New Hampshire, with prices starting at $200. Another option worth looking into is American Airlines, starting at $214 round trip. Southwest is priced at 50% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from St. Louis to Manchester that include hotel bookings?

    Yes. In addition to deals on St. Louis to Manchester flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Manchester?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Manchester.

  • Can I find deals for business class flights from St. Louis to Manchester?

    Yes. Cheapflights offers flight deals from St. Louis to Manchester 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 St. Louis to Manchester, New Hampshire?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Manchester, New Hampshire (average of $177). Flying from St. Louis to Manchester, New Hampshire in March is currently the most expensive (average of $289). 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

Traveling to a place near Manchester?

Book flights to Manchester if you plan to visit one of these locations
Keene

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from St. Louis to Manchester

Discover the top 2 airlines that operate flights from St. Louis to Manchester. 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 February 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$200Average$365FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$214Average$367FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights