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$155+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — STL
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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The best prices from Manchester to Lambert-St Louis are usually found in September or January, booked 85 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(Southwest)

One-way from

$159
(American Airlines)

Popular in

May

Cheapest in

September

Average price

$406
Provider with most accurate pricing for Manchester-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Manchester-Lambert-St Louis flights.
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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. 11% potential increase in price ($56 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 March 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 March 8, 2025.

This American Airlines deal was found by Cheapflights users on 3/6. 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 4/175:32 amMHT - STL
1 stop5h 20mAmerican Airlines
Sun 4/207:03 pmSTL - MHT
1 stop4h 43mAmerican Airlines
Deal found 3/6$313
This Southwest deal was found by Cheapflights users on 3/6. 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 4/43:20 pmMHT - STL
1 stop6h 40mSouthwest
Mon 4/76:35 pmSTL - MHT
1 stop4h 35mSouthwest
Deal found 3/6$334
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 3/226:00 amMHT - STL
1 stop5h 55mUnited Airlines
Wed 3/2610:03 amSTL - MHT
2 stops10h 29mUnited Airlines
Deal found 3/7$430

Find flights from Manchester to St. Louis within your budget

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 March 8, 2025.

Fly from

Manchester

Fly to

St. Louis

Route

Depart

Return

Price

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

Mon 3/31

5:55 pm-11:40 pm

1 stop6h 45m

Lambert-St Louis

Tue 4/1

7:10 am-1:50 pm

1 stop5h 40m

$309

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

Thu 4/17

5:32 am-9:52 am

1 stop5h 20m

Lambert-St Louis

Sun 4/20

7:03 pm-12:46 am

1 stop4h 43m

$313

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

Mon 4/7

6:45 pm-12:20 pm

2 stops18h 35m

Lambert-St Louis

Wed 4/9

8:25 am-3:03 pm

1 stop5h 38m

$421

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

Wed 6/4

1:00 pm-7:23 pm

1 stop7h 23m

$155

ManchesterSt. Louis

MHT - STL

MHTSTL

Manchester

Wed 3/26

6:00 am-11:22 am

1 stop6h 22m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Compare providers for flights from Manchester to St. Louis

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 Manchester to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Manchester, New Hampshire-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Manchester, New Hampshire-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Manchester, New Hampshire-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Manchester, New Hampshire-St. Louis 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 Manchester, New Hampshire-St. Louis 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 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.

Travel insights for flights from Manchester to St. Louis

Get recent, data-driven insights about flights from Manchester to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Manchester, New Hampshire to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Manchester to St. Louis. Price data was last updated on March 7, 2025.

The price you pay for your flight from Manchester, New Hampshire to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 March 8, 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.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 March 8, 2025.
See what other customers who have flown with Southwest, United Airlines and American Airlines from Manchester to St. Louis have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,314 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,314 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

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

    Currently priced at $309, 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. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $313 and $421, respectively. Southwest is currently priced 28% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $159. Southwest flights start at $169 while deals on United Airlines start at $209 one-way.

  • 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 Manchester?

Book flights to Manchester if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
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Alton
Farmington
Chesterfield

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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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$263Average$431FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$264Average$423FlexibilityNo cancel feeOn-time63%
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