Cheap Flights from Harrisburg (MDT) to St. Louis (STL)

Popular airlines from Harrisburg Intl. Airport (MDT) to Lambert-St. Louis International Airport (STL)

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Flight from Harrisburg to St. Louis route information
Origin airport
Harrisburg Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
1171 km

Compare flights from Harrisburg to St. Louis easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Harrisburg to St. Louis. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Lambert-St. Louis Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Harrisburg Intl. to Lambert-St. Louis Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Harrisburg Intl. (MDT) to Lambert-St. Louis Intl. (STL) 

The easiest way to view the best deals on flights from Harrisburg to St. Louis today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Harrisburg Intl. to Lambert-St. Louis Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Harrisburg and St. Louis
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Harrisburg to St. Louis flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Harrisburg Intl. to Lambert-St. Louis Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Harrisburg Intl. Airport to Lambert-St. Louis Intl. Airport (STL)?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from MDT to Lambert Field start from . Book today to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Harrisburg Intl. Airport (MDT) to St. Louis Lambert International Airport?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Harrisburg Intl. Airport (MDT) to STL that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for MDT to STL flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Harrisburg Intl. Airport (MDT) to Lambert-St. Louis Intl. Airport (STL)?
There are lots of ways to make the 4 hours and 14 minutes between MDT and Lambert Field go by faster. Be productive and organise your camera roll or clear out all those unwanted emails. A snooze also helps pass the time!
How far is the flight from Harrisburg Intl. Airport to Lambert-St. Louis Intl. Airport (STL)?
The flight distance from MDT (MDT) to STL (STL) is just 1,200 kilometres. You’ll be disembarking the plane and picking up your bags from the carousel in the blink of an eye.
Which airlines fly direct from Harrisburg Intl. Airport to STL?
At the moment, no airlines offer direct flights from Harrisburg Intl. Airport to STL. You’ll have to book a flight with one or more stops. To score the best connections and price, lock in your fare well in advance.
Are Harrisburg Intl. Airport (MDT) to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
Airline tickets from MDT to STL are available up to a year prior to departure on Expedia. And although you may nab a great last-minute deal, it’s never a sure thing. Also, booking your flights in advance means you’ll have more choices — and you can avoid being wedged in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

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