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St. Louis

$96+ Cheap flights from Manchester, NH to St. Louis (MHT - STL)

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — STL
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Manchester to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Manchester (MHT) to St. Louis (STL). 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 septiembre 11, 2025.

Round-trip from

$234
(Southwest)

One-way from

$96
(Southwest)

Popular in

December

Cheapest in

September

Average price

$338
From Manchester to Lambert-St Louis
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One-way flight from Manchester to Lambert-St Louis
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Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Manchester to St. Louis

Cheapest flights from Manchester to St. Louis
Explore the most affordable flight options available from Manchester to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/215:45 pmMHT - STL
1 stop5h 05mSouthwest
lun. 10/274:55 pmSTL - MHT
1 stop6h 25mSouthwest
Deal found 9/10$234
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/132:05 pmMHT - STL
2 stops8h 25mSouthwest
mié. 11/196:05 amSTL - MHT
1 stop5h 15mSouthwest
Deal found 9/11$239
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:05 pmMHT - STL
1 stop4h 40mSouthwest
mié. 10/298:45 amSTL - MHT
1 stop5h 20mSouthwest
Deal found 9/10$254
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/306:00 amMHT - STL
1 stop7h 23mAmerican Airlines
mar. 9/306:00 pmSTL - MHT
1 stop5h 09mAmerican Airlines
Deal found 9/10$279
This American Airlines deal was found by Cheapflights users on 9/11. 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.
vie. 9/263:59 pmMHT - STL
1 stop6h 07mAmerican Airlines
mar. 9/302:11 pmSTL - MHT
1 stop7h 40mAmerican Airlines
Deal found 9/11$294
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:19 amMHT - STL
1 stop6h 50mAmerican Airlines
mié. 10/16:00 pmSTL - MHT
1 stop5h 09mAmerican Airlines
Deal found 9/10$323
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:59 pmMHT - STL
1 stop4h 54mAmerican Airlines
vie. 10/34:55 pmSTL - MHT
1 stop5h 07mAmerican Airlines
Deal found 9/10$338
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/177:34 pmMHT - STL
1 stop5h 20mAmerican Airlines
dom. 10/196:00 amSTL - MHT
1 stop4h 56mAmerican Airlines
Deal found 9/10$344

Cheapflights Fare Finder

 
Customize your flight search to find flights from Manchester to St. Louis 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Manchester to St. Louis that are best for you.

Fly from

Manchester

Fly to

St. Louis

Route

Depart

Return

Price

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

mar. 10/21

5:45 pm-9:50 pm

1 stop5h 05m

Lambert-St Louis

lun. 10/27

4:55 pm-12:20 am

1 stop6h 25m

$234

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

jue. 11/13

2:05 pm-9:30 pm

2 stops8h 25m

Lambert-St Louis

mié. 11/19

6:05 am-12:20 pm

1 stop5h 15m

$239

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

lun. 10/27

5:05 pm-8:45 pm

1 stop4h 40m

Lambert-St Louis

mié. 10/29

8:45 am-3:05 pm

1 stop5h 20m

$254

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

mar. 2/24

4:57 pm-11:32 pm

1 stop7h 35m

Lambert-St Louis

mié. 2/25

6:14 am-2:30 pm

1 stop7h 16m

$279

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

vie. 9/26

3:59 pm-9:06 pm

1 stop6h 07m

Lambert-St Louis

mar. 9/30

2:11 pm-10:51 pm

1 stop7h 40m

$294

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

mié. 10/1

7:19 am-1:09 pm

1 stop6h 50m

Lambert-St Louis

mié. 10/1

6:00 pm-12:09 am

1 stop5h 09m

$323

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

mar. 9/30

5:59 pm-9:53 pm

1 stop4h 54m

Lambert-St Louis

vie. 10/3

4:55 pm-11:02 pm

1 stop5h 07m

$338

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

vie. 10/17

7:34 pm-11:54 pm

1 stop5h 20m

Lambert-St Louis

dom. 10/19

6:00 am-11:56 am

1 stop4h 56m

$344

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

sáb. 11/1

3:05 pm-8:30 pm

1 stop6h 25m

$96

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

vie. 10/31

5:05 am-2:30 pm

1 stop10h 25m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 18 results
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Best time to book a flight from Manchester to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Manchester, New Hampshire to St. Louis (average of $311). Flying from Manchester, New Hampshire to St. Louis in March is currently the most expensive (average of $356). 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 MHT to STL?

Find hourly flight availability from Manchester to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Manchester, New Hampshire to St. Louis in the afternoon. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated septiembre 11, 2025.
Get a feel of what it's like to fly with Southwest and American Airlines from Manchester to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

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
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

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

    Southwest and American Airlines can get you from Manchester, New Hampshire to St. Louis in just under 5h 05m. Your travel time can differ by up to 2h 30m. The distance between Manchester, New Hampshire and St. Louis is about 1028 mi. This flight may include one or multiple stops.

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

    Currently priced at $264, Southwest will fly you from Manchester, New Hampshire to St. Louis and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $278. Southwest is currently priced 37% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Manchester, New Hampshire to St. Louis (average of $311). Flying from Manchester, New Hampshire to St. Louis in March is currently the most expensive (average of $356). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Manchester to St. Louis

Discover the top 2 airlines that operate flights from Manchester to St. Louis. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$264Average$426FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$278Average$408FlexibilityNo cancel feeOn-time71%

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