Cheap Flights from St. Louis (STL) to Niagara Falls (IAG)

Popular airlines from Lambert-St. Louis International Airport (STL) to Niagara Falls, NY (IAG-Niagara Falls Intl.)

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Flight from St. Louis to Niagara Falls (STL - IAG) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Niagara Falls Intl.
Distance
1067 km

St. Louis to Niagara Falls Flights

The easy way to book your flights from St. Louis to Niagara Falls 

With Expedia, it’s simple to find and book flights to Niagara Falls from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Niagara Falls Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Niagara Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Niagara Falls Intl., IAG 

Sort your search results by price to find great deals on your flight from St. Louis to Niagara Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Niagara Falls from St. Louis currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Niagara Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Niagara Falls from St. Louis 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Niagara Falls with Expedia today.

Frequently asked questions

How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Niagara Falls Intl. Airport?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between STL and Niagara Falls Intl. Airport start from . Book today to get the best price for your big 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 Lambert Field to IAG?
Most flights can be conveniently cancelled online, but whether or not you are charged a fee differs between airlines. If you do have to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Niagara Falls Intl. Airport that have flexible change policies?
Select our "No change fees" filter to find flexible ticketing options for your flight from Lambert Field to IAG. This allows you to snag a low rate in advance and still have the freedom to reschedule without any additional fees. Keep in mind that you'll need to cover the fare difference.
How far is the flight from STL to Niagara Falls Intl. Airport (IAG)?
That movie you've been wanting to see will have to wait — the flight distance between STL (STL) and Niagara Falls Intl. Airport (IAG) (IAG) is only 1,100 kilometres. The captain will be telling you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Lambert Field to IAG?
Unfortunately, there are no airlines that directly fly between Lambert Field and IAG. You'll need to book a flight with at least one stop.
Are STL to Niagara Falls Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some super cheap fares from STL to Niagara Falls Intl. Airport (IAG) popping up a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not every airline releases prices that far in advance.

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Niagara Falls nearby Airports

Buffalo

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*Available to Expedia members.