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Flights from Harrisburg to St. Louis
Cheap flight deals from Harrisburg to St. Louis
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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MDT 11:467h 15m1 stopsSTL 18:01Harrisburg - St. Louis | Thu, Jun 5 | Delta Air LinesSTL 17:305h 28m1 stopsMDT 23:58St. Louis - Harrisburg | Mon, Jun 9 | Delta Air LinesAED 890 AED 1,23128% OFF28% OFFAED 1,231 AED 890
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MDT 18:246h 18m1 stopsSTL 23:42Harrisburg - St. Louis | Wed, Jun 18 | Delta Air LinesSTL 06:004h 9m1 stopsMDT 11:09St. Louis - Harrisburg | Sat, Jun 21 | Delta Air LinesAED 896 AED 1,23127% OFF27% OFFAED 1,231 AED 896
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MDT 18:256h 11m1 stopsSTL 23:36Harrisburg - St. Louis | Wed, Jun 11 | Delta Air LinesSTL 15:427h 16m1 stopsMDT 23:58St. Louis - Harrisburg | Wed, Jun 18 | Delta Air LinesAED 897 AED 1,23127% OFF27% OFFAED 1,231 AED 897
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MDT 17:007h 39m1 stopsSTL 23:39Harrisburg - St. Louis | Sat, Jul 12 | Delta Air LinesSTL 06:454h 7m1 stopsMDT 11:52St. Louis - Harrisburg | Sun, Jul 20 | Delta Air LinesAED 90427% OFFAED 1,231 AED 904
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MDT 06:004h 39m1 stopsSTL 09:39Harrisburg - St. Louis | Thu, Jun 19 | Delta Air LinesSTL 10:485h 42m1 stopsMDT 17:30St. Louis - Harrisburg | Thu, Jun 26 | Delta Air LinesAED 91226% OFFAED 1,231 AED 912
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MDT 17:014h 39m1 stopsSTL 20:40Harrisburg - St. Louis | Fri, Jun 13 | Delta Air LinesSTL 17:305h 28m1 stopsMDT 23:58St. Louis - Harrisburg | Mon, Jun 16 | Delta Air LinesAED 91326% OFFAED 1,231 AED 913
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MDT 06:306h 50m1 stopsSTL 12:20Harrisburg - St. Louis | Sun, May 25 | United AirlinesSTL 05:004h 14m1 stopsMDT 10:14St. Louis - Harrisburg | Thu, May 29 | United AirlinesAED 98520% OFFAED 1,231 AED 985
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MDT 11:467h 15m1 stopsSTL 18:01Harrisburg - St. Louis | Fri, Jun 6 | Delta Air LinesSTL 06:454h 7m1 stopsMDT 11:52St. Louis - Harrisburg | Wed, Jun 11 | Delta Air LinesAED 1,01617% OFFAED 1,231 AED 1,016
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MDT 06:306h 50m1 stopsSTL 12:20Harrisburg - St. Louis | Sat, May 24 | United AirlinesSTL 17:3515h 56m1 stopsMDT 10:31St. Louis - Harrisburg | Sat, May 31 | Frontier AirlinesAED 1,03316% OFFAED 1,231 AED 1,033
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MDT 17:586h 40m1 stopsSTL 23:38Harrisburg - St. Louis | Fri, May 30 | Delta Air LinesSTL 17:004h 21m1 stopsMDT 22:21St. Louis - Harrisburg | Sat, May 31 | Delta Air LinesAED 1,09611% OFFAED 1,231 AED 1,096
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HAR 13:0017h 25m1 stopsSTL Invalid DateHarrisburg - St. Louis | Mon, May 26 | Normal AirlineSTL 15:006hNonstopHAR 16:00St. Louis - Harrisburg | Wed, May 28 | Normal AirlineFind More FlightsFind More Flights
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MDT 11:2313h 24m1 stopsSTL 23:47Harrisburg - St. Louis | Sat, Jul 12 | Frontier AirlinesAED 597 AED 1,09746% OFF46% OFFAED 1,097 AED 597
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MDT 11:0613h 47m1 stopsSTL 23:53Harrisburg - St. Louis | Sun, Jun 22 | Frontier AirlinesAED 787 AED 1,09728% OFF28% OFFAED 1,097 AED 787
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MDT 11:545h 24m1 stopsSTL 16:18Harrisburg - St. Louis | Sat, Jul 12 | Delta Air LinesAED 805 AED 1,09727% OFF27% OFFAED 1,097 AED 805
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MDT 18:256h 26m1 stopsSTL 23:51Harrisburg - St. Louis | Mon, Jun 9 | Delta Air LinesAED 81426% OFFAED 1,097 AED 814
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MDT 06:104h 27m1 stopsSTL 09:37Harrisburg - St. Louis | Sun, Jun 22 | Delta Air LinesAED 81526% OFFAED 1,097 AED 815
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MDT 06:004h 41m1 stopsSTL 09:41Harrisburg - St. Louis | Fri, Jul 18 | Delta Air LinesAED 82825% OFFAED 1,097 AED 828
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MDT 06:007h 28m1 stopsSTL 12:28Harrisburg - St. Louis | Sat, Jun 14 | Delta Air LinesAED 82924% OFFAED 1,097 AED 829
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MDT 08:305h 16m1 stopsSTL 12:46Harrisburg - St. Louis | Sat, Jul 12 | United AirlinesAED 91517% OFFAED 1,097 AED 915
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MDT 06:306h 57m1 stopsSTL 12:27Harrisburg - St. Louis | Fri, Jul 18 | United AirlinesAED 95713% OFFAED 1,097 AED 957
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MDT 06:306h 50m1 stopsSTL 12:20Harrisburg - St. Louis | Tue, Jun 10 | United AirlinesAED 97611% OFFAED 1,097 AED 976
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HAR 13:0017h 25m1 stopsSTL Invalid DateHarrisburg - St. Louis | Mon, May 26 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Harrisburg to St. Louis
Cheapest one-way flight price | AED 596 |
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Off-season for travel | March |
Peak season for travel | May |
Flight distance | 1,157.02 km |
Popular airline | Delta Air Lines |
When is the cheapest time to fly from Harrisburg to St. Louis?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Harrisburg (HAR) to St. Louis (STL) the cheapest?
Airlines adjust prices for flights from Harrisburg to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Harrisburg (HAR) to St. Louis (STL) cost?
According to Trip.com's data, the lowest price is around AED 1,642. -
How many airports are there in St. Louis (STL)?
There are 2 airport(s) near St. Louis (STL): St. Louis Downtown Airport and St. Louis Lambert International Airport.
How to find a cheap flight from Harrisburg to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Harrisburg to St. Louis. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Harrisburg to St. Louis ticket.
Tap "Date" on flight search bar to scan through the calender for Harrisburg to St. Louis airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Sat, Jul 12 at AED 597 for one-way flights.
Compare cheap Harrisburg to St. Louis flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Harrisburg to St. Louis. The cheapest airline operating is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your Harrisburg to St. Louis route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap Harrisburg to St. Louis flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Harrisburg to St. Louis to get exclusive deals for you.
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