Cheap Flight Tickets from Harrisburg (MDT) to St Louis (STL), Starting at $543

Good to Know: Cheapest and Fastest MDT - STL Flights

Useful information for finding best airline tickets from Harrisburg International to Lambert St Louis International on your next trip.

Cheapest Round Trip Flight

$543

AA American Airlines • 1 stop • 8h 29m

Oct 05 – Oct 12

The cheapest round trip flight from Harrisburg to St Louis (MDT-STL-MDT) is currently $543

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Fastest Flight

6h 48m

The fastest nonstop flight from Harrisburg to St Louis (MDT-STL) takes 6h 48m

Top Airlines Flying from Harrisburg to St Louis

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Harrisburg (MDT) to St Louis (STL)

Compare and book low fare round-trip air tickets from Harrisburg to St Louis. Ideal for travelers with confirmed return itineraries.

Oct 05 - Oct 12, Economy
AA
Harrisburg → St Louis
8h 29m
8:10 PM - 12:19 AM • 1 stop
AA
Harrisburg → St Louis
8h 39m
5:00 AM - 11:19 AM • 1 stop
$543
American Airlines
Oct 05 - Oct 12, Economy
AA
Harrisburg → St Louis
10h 46m
3:11 PM - 8:57 PM • 1 stop
AA
Harrisburg → St Louis
8h 39m
5:00 AM - 11:19 AM • 1 stop
$543
American Airlines
Oct 05 - Oct 12, Economy
AA
Harrisburg → St Louis
6h 48m
7:06 PM - 10:14 PM • 1 stop
AA
Harrisburg → St Louis
8h 39m
5:00 AM - 11:19 AM • 1 stop
$600
American Airlines
Oct 05 - Oct 12, Economy
UA
Harrisburg → St Louis
9h 13m
2:08 PM - 7:01 PM • 1 stop
UA
Harrisburg → St Louis
11h 43m
1:29 PM - 9:32 PM • 1 stop
$722
United Airlines
Oct 05 - Oct 12, Economy
UA
Harrisburg → St Louis
13h 33m
2:08 PM - 9:21 PM • 1 stop
UA
Harrisburg → St Louis
11h 43m
1:29 PM - 9:32 PM • 1 stop
$822
United Airlines
Oct 05 - Oct 12, Economy
UA
Harrisburg → St Louis
10h 33m
2:08 PM - 7:41 PM • 1 stop
UA
Harrisburg → St Louis
11h 43m
1:29 PM - 9:32 PM • 1 stop
$841
United Airlines

Fly from Harrisburg to St Louis with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Harrisburg to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Harrisburg to St Louis Flights

What are the airports in Harrisburg?
MDT
What’s the most popular airline flying from MDT to STL?
The most popular airline flying from Harrisburg to St Louis are
Can I fly from MDT to STL non-stop?
NO
Which airlines fly nonstop between Harrisburg and St Louis?
The non-stop flights between Harrisburg and St Louis are .
What’s the earliest departure time from MDT to STL Airport?
The earliest flight leaves MDT at 2:08 pm and lands in STL - Lambert St Louis International
What are the airports in St Louis?
STL
Can I make changes to my Harrisburg to St Louis flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from MDT to STL?
Read the fare rules of the Harrisburg to St Louis air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Harrisburg and St Louis?
operate flights between Harrisburg and St Louis
How long does a flight from Harrisburg to St Louis take?
It takes approximately 2 hour to fly non-stop from MDT to STL, which is 733.57 miles by air.
Which airlines provide the cheapest flights from Harrisburg (MDT) to St Louis (STL) ?
In the past couple of days, the cheapest tickets to STL from MDT were found on UA : USD 722
Do I need a passport to fly between MDT and STL?
No
What’s the latest departure time from MDT to STL ?
The last flight leaves MDT at 8:10 pm

Essential Information for Booking Flights from Harrisburg (MDT) - AI Insights

What's the cheapest airline from mdt to stl?
For a one-way trip from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL), Delta Airlines offers budget-friendly flights with low fares. You can find the cheapest airline tickets by booking in advance, ideally 41 days prior to your trip. This will help you secure the best airfares available.
What's the popular airline to fly from mdt to stl?
You can fly from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) on Delta Airlines (DL), a popular airline for this route. Delta offers affordable airfares and convenient flights, making it a great option for your one-way trip. Please book your ticket in advance to secure the best deals. Low fares and budget-friendly flights are available when booking early.
What's the cheapest day of the week to fly from mdt to stl?
The cheapest day to fly from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) is typically Monday. This is based on historical data and can vary depending on several factors such as demand and airline schedules. For a budget-friendly option, consider flying on Monday for a low fare. Look for airlines offering cheap flights and airfares on this day to save on your air travel.
What's the cheapest month to fly from mdt to stl?
The cheapest month to fly from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) is November. Airlines often offer low fares during this time. You can find budget-friendly flights to STL in November by booking in advance.
Which airline/airlines fly from mdt to stl?
The airlines that fly from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) include United Airlines, Delta Airlines, and American Airlines. You can find the cheapest flights on their websites or through a travel agency.
What is the cheapest airfare available for a one-way trip from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) for a single passenger?
The cheapest airfare available for a one-way trip from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) for a single passenger is offered by Delta Airlines (DL) with a fare of $200
How far in advance can I book a flight for my trip from MDT to STL?
You can book a flight for your trip from MDT to STL up to 41 days in advance
Can I book a flight with airlines that operate flights from MDT to STL?
Yes, you can book a flight with airlines that operate flights from MDT to STL, including United Airlines (UA), Delta Airlines (DL), and American Airlines (AA)
What is the best time to book a flight for a weekend getaway from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL)?
The best time to book a flight for a weekend getaway from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) is on a Monday, as it is typically the cheapest day to book
How do I make a booking for my airfare from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL)?
You can make a booking for your airfare from Harrisburg International Airport (MDT) to Lambert St Louis International Airport (STL) by visiting our website or contacting our customer service team directly

Harrisburg (MDT) to St Louis (STL): Airport Information

Origin Airport Harrisburg International , Harrisburg, US
Destination Airport Lambert St Louis International , St Louis, US
Distance 734 miles

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