St. Louis

$168+ Cheap flights from Harrisburg to St. Louis (MDT - 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — STL
Nov 5 — Nov 121
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Find cheap flights from Harrisburg to St. Louis with Cheapflights

1. Tell us where you want to go
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The best prices from Harrisburg to Lambert-St Louis are usually found in December or May, booked 23 days in advance, depart on a Thursday or Saturday and return on a Wednesday

Cheap flight deals from Harrisburg to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) 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 October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

March

Cheapest in

December

Round-trip from

$199
(Frontier)

One-way from

$168
(Mytrip)
Provider with most accurate pricing for Harrisburg-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Harrisburg-Lambert-St Louis flights.
High demand for flights, 22% potential price rise
Best time to find cheap flights, 28% potential price drop
From Harrisburg to Lambert-St Louis
One-way flight from Harrisburg to Lambert-St Louis

Find flight deals from Harrisburg to St. Louis

Cheapest flights from Harrisburg to St. Louis
Explore the most affordable flight options available from Harrisburg to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/157:06 pmMDT - STL
1 stop14h 09mFrontier
Mon 12/235:45 pmSTL - MDT
1 stop18h 14mFrontier
Deal found 10/30$199
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Tue 11/265:00 amMDT - STL
1 stop4h 49mAmerican Airlines
Fri 11/2910:01 amSTL - MDT
1 stop6h 38mAmerican Airlines
Deal found 10/30$248
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/154:57 pmMDT - STL
2 stops7h 46mDelta
Mon 12/235:55 pmSTL - MDT
1 stop3h 51mDelta
Deal found 10/30$299
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/256:30 amMDT - STL
1 stop4h 57mUnited Airlines
Fri 11/295:40 pmSTL - MDT
1 stop4h 05mUnited Airlines
Deal found 10/30$323
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Sat 12/219:15 pmMDT - STL
2 stops19h 06mMultiple Airlines
Sun 12/294:27 pmSTL - MDT
2 stops15h 04mMultiple Airlines
Deal found 10/31$578

Find flights from Harrisburg to St. Louis within your budget

Customize your flight search to find flights from Harrisburg 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Fri 1/24

9:32 am-11:28 pm

1 stop14h 56m

$168

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Tue 11/26

6:11 am-9:36 am

1 stop4h 25m

$200

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Sun 11/17

5:00 am-8:49 am

1 stop4h 49m

$279

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Sat 12/21

9:15 pm-3:21 pm

2 stops19h 06m

$289

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Tue 11/26

6:00 am-3:39 pm

2 stops10h 39m

$388

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Sun 12/15

7:06 pm-8:15 am

1 stop14h 09m

Lambert-St Louis

Mon 12/23

5:45 pm-12:59 pm

1 stop18h 14m

$199

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Tue 11/26

5:00 am-8:49 am

1 stop4h 49m

Lambert-St Louis

Fri 11/29

10:01 am-5:39 pm

1 stop6h 38m

$248

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Sun 12/15

4:57 pm-11:43 pm

2 stops7h 46m

Lambert-St Louis

Mon 12/23

5:55 pm-10:46 pm

1 stop3h 51m

$299

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Mon 11/25

6:30 am-10:27 am

1 stop4h 57m

Lambert-St Louis

Fri 11/29

5:40 pm-10:45 pm

1 stop4h 05m

$323

HarrisburgSt. Louis

MDT - STL

MDTSTL

Harrisburg

Sat 12/21

9:15 pm-3:21 pm

2 stops19h 06m

Lambert-St Louis

Sun 12/29

4:27 pm-8:31 am

2 stops15h 04m

$578

Flights are sorted by cheapest first

Deals found on 10/31

Compare providers for flights from Harrisburg 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 Harrisburg to St. Louis in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
MytripPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy

*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 Harrisburg-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harrisburg-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harrisburg-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-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 Harrisburg-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 Harrisburg to St. Louis

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

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

How far ahead should I book a flight from Harrisburg to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to St. Louis. Price data was last updated on October 25, 2024.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Harrisburg to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Harrisburg to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Harrisburg to St. Louis (average of $308). Flying from Harrisburg 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 MDT to STL?

Find hourly flight availability from Harrisburg 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 October 31, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from Harrisburg to St. Louis by exploring options for tickets 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 October 31, 2024.
See what other customers who have flown with Delta, American Airlines and United Airlines from Harrisburg to St. Louis have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,835 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very good
8,835 reviews
8.0
Very good
8,835 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
9,240 reviews
8.0
Very good
8,835 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.2
Good
10,000 reviews
8.0
Very good
8,835 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

6.1
Okay
3,580 reviews
8.0
Very good
8,835 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Harrisburg to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from Harrisburg to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $199, but on average you can expect to pay $329.

  • Are there last-minute flights available from Harrisburg to St. Louis for under $400?

    There are currently 3+ open flights from Harrisburg to St. Louis within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Harrisburg to St. Louis round-trip?

    Frontier, at $199, was found to be the cheapest airline from Harrisburg to St. Louis.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is currently priced 46% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Harrisburg to St. Louis one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $168. Delta flights start at $200 while deals on American Airlines start at $279 one-way.

  • What does MDT to STL mean?

    Great question - MDT to STL just means Harrisburg Airport to Lambert-St Louis Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Harrisburg to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Harrisburg to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Harrisburg to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Harrisburg to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harrisburg 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.

  • Can I find deals for flights from Harrisburg to St. Louis that allow pets onboard?

    Many airlines flying from Harrisburg to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Harrisburg to St. Louis?

    Yes, you can often find last-minute deals on Harrisburg to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Harrisburg to St. Louis flight deals updated?

    The Harrisburg to St. Louis flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Harrisburg to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Harrisburg to St. Louis (average of $308). Flying from Harrisburg 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.

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Alternative routes for Harrisburg to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.