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$164+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MHT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$267
(Southwest)

One-way from

$164
(American Airlines)

Popular in

March

Cheapest in

May

Average price

$386
From Lambert-St Louis to Manchester
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One-way flight from Lambert-St Louis to Manchester
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Highest demand for flights based on searches. 16% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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. 8/286:00 amSTL - MHT
1 stop4h 57mAmerican Airlines
dom. 8/317:04 amMHT - STL
1 stop6h 49mAmerican Airlines
Deal found 6/11$267
This Southwest deal was found by Cheapflights users on 6/12. 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.
jue. 10/27:45 amSTL - MHT
2 stops12h 05mSouthwest
lun. 10/63:45 pmMHT - STL
1 stop7h 40mSouthwest
Deal found 6/12$278
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/176:35 amSTL - MHT
2 stops7h 22mUnited Airlines
dom. 9/211:30 pmMHT - STL
2 stops11h 14mUnited Airlines
Deal found 6/10$343
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/266:36 pmSTL - MHT
3 stops38h 35mMultiple Airlines
mié. 7/26:44 pmMHT - STL
2 stops23h 20mMultiple Airlines
Deal found 6/11$683

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 junio 12, 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

jue. 10/2

6:30 pm-11:40 pm

1 stop4h 10m

Manchester

lun. 10/6

7:05 pm-10:45 pm

1 stop4h 40m

$267

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

lun. 8/11

6:02 am-2:12 pm

1 stop7h 10m

Manchester

dom. 8/17

5:40 am-12:11 pm

1 stop7h 31m

$303

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mié. 9/17

6:35 am-2:57 pm

2 stops7h 22m

Manchester

dom. 9/21

1:30 pm-11:44 pm

2 stops11h 14m

$343

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

jue. 6/26

6:36 pm-10:11 am

3 stops38h 35m

Manchester

mié. 7/2

6:44 pm-5:04 pm

2 stops23h 20m

$683

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mié. 7/30

4:52 pm-12:18 am

1 stop6h 26m

$164

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

mar. 10/7

3:23 pm-11:59 pm

2 stops7h 36m

$179

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

lun. 7/14

4:35 pm-12:05 am

2 stops6h 30m

$219

St. LouisManchester

STL - MHT

STLMHT

Lambert-St Louis

sáb. 7/26

3:34 pm-5:45 pm

3 stops25h 11m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 $334). Flying from St. Louis to Manchester, New Hampshire in July is currently the most expensive (average of $399). 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 junio 12, 2025.

It’s optimal to fly from St. Louis to Manchester, New Hampshire at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the afternoon.

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 junio 12, 2025.
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • 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 $267. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $303 and $343, respectively. Southwest is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Manchester, New Hampshire one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $164. However, be on the lookout for offers from United Airlines and Southwest, as they are both options that can get you from St. Louis to Manchester, New Hampshire for a low price.

  • 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 $334). Flying from St. Louis to Manchester, New Hampshire in July is currently the most expensive (average of $399). 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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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$286Average$386FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$423FlexibilityNo cancel feeOn-time63%

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