Cheap Flights from St. Louis (STL) to St. Anthony (YAY)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to St. Anthony, NL (YAY)

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Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY) cost?
Get a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY)?
The cheapest month to fly from STL to YAY is , when demand is low. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from STL to YAY. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY)?
You'll have to book a flight with a layover when traveling from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STL to YAY?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY) last-minute?
Booking your flight from STL to YAY just before your trip is generally more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a STL to YAY flight and hotel package?
Compared with arranging hotels and flights separately, booking a STL to YAY flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the stress out of travel planning. Just secure your flights and choose from our extensive range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to St. Anthony Airport (YAY)?
It's generally possible to cancel or reschedule your STL to YAY flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
St. Anthony
Distance
1863 mi

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St. Louis to St. Anthony Flights

The cheapest times to fly from St. Louis to St. Anthony

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to St. Anthony are during the month of . You can find some of the cheapest flights from St. Louis to St. Anthony with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to St. Anthony

Sunday is one of the best days to book for cheap flights from St. Louis to St. Anthony: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to St. Anthony

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to St. Anthony in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to St. Anthony flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to St. Anthony airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to St. Anthony Flights

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