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$347+ Cheap flights from St. Louis to Manchester, NH (STL - MHT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MHT
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheap 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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$347
(Southwest)

Popular in

March

Cheapest in

May

Average price

$346
Provider with most accurate pricing for Lambert-St Louis-Manchester flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Manchester flights.
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From Lambert-St Louis to Manchester
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 octubre 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
mié. 11/196:04 pmSTL - MHT
1 stop4h 44mAmerican Airlines
vie. 11/2112:03 pmMHT - STL
1 stop8h 26mAmerican Airlines
Deal found 10/27$357
This American Airlines deal was found by Cheapflights users on 10/29. 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.
jue. 12/46:00 amSTL - MHT
1 stop4h 47mAmerican Airlines
mié. 12/105:16 pmMHT - STL
1 stop5h 31mAmerican Airlines
Deal found 10/29$368
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/262:15 pmSTL - MHT
1 stop7h 45mSouthwest
mié. 12/313:35 pmMHT - STL
1 stop7h 25mSouthwest
Deal found 10/27$384
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/191:50 pmSTL - MHT
1 stop6h 15mSouthwest
vie. 11/2112:30 pmMHT - STL
2 stops8h 05mSouthwest
Deal found 10/27$392
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/117:45 pmSTL - MHT
2 stops22h 11mMultiple Airlines
sáb. 11/157:36 pmMHT - STL
1 stop18h 41mMultiple Airlines
Deal found 10/27$435
This American Airlines deal was found by Cheapflights users on 10/27. 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.
mar. 11/116:04 pmSTL - MHT
1 stop4h 44mAmerican Airlines
sáb. 11/156:00 amMHT - STL
1 stop5h 14mAmerican Airlines
Deal found 10/27$467
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/135:00 amSTL - MHT
1 stop5h 33mAmerican Airlines
lun. 11/174:05 pmMHT - STL
1 stop8h 02mAmerican Airlines
Deal found 10/28$487

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 octubre 29, 2025.
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

vie. 1/9

1:45 pm-11:05 pm

1 stop8h 20m

Manchester

lun. 1/12

5:00 am-11:15 am

1 stop7h 15m

$347

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mié. 11/19

6:04 pm-11:48 pm

1 stop4h 44m

Manchester

vie. 11/21

12:03 pm-7:29 pm

1 stop8h 26m

$357

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

jue. 12/4

6:00 am-11:47 am

1 stop4h 47m

Manchester

mié. 12/10

5:16 pm-9:47 pm

1 stop5h 31m

$368

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

vie. 12/26

2:15 pm-11:00 pm

1 stop7h 45m

Manchester

mié. 12/31

3:35 pm-10:00 pm

1 stop7h 25m

$384

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mié. 4/1

6:15 am-11:55 am

1 stop4h 40m

Manchester

lun. 4/6

5:35 am-10:50 am

1 stop6h 15m

$392

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mié. 11/19

1:50 pm-9:05 pm

1 stop6h 15m

Manchester

vie. 11/21

12:30 pm-7:35 pm

2 stops8h 05m

$392

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

jue. 3/12

5:20 am-12:30 pm

1 stop6h 10m

Manchester

mar. 3/17

7:25 am-11:40 am

1 stop5h 15m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Manchester, New Hampshire flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, January is the cheapest month in which you can book a flight from St. Louis to Manchester, New Hampshire (average of $120). Flying from St. Louis to Manchester, New Hampshire in June is currently the most expensive (average of $279). 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.

What is the cheapest time of day to fly from STL to MHT?

Find hourly flight availability from St. Louis to Manchester. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 29, 2025.

It’s optimal to fly from St. Louis to Manchester, New Hampshire in the evening. By choosing this option you can save up to 66% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from St. Louis to Manchester, New Hampshire?

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 octubre 29, 2025.
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
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 4h 44m. Southwest provides one of the quickest options available for as low as $357. 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 $256 round trip. Southwest is priced at 47% 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, January is the cheapest month in which you can book a flight from St. Louis to Manchester, New Hampshire (average of $120). Flying from St. Louis to Manchester, New Hampshire in June is currently the most expensive (average of $279). 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?

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Keene

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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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$200Average$398FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$256Average$386FlexibilityNo cancel feeOn-time71%

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