Find flights
When to book
FAQs

Cheap flights from St. Louis to Newfoundland and Labrador from C$ 1,122

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYT
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from St. Louis to Newfoundland and Labrador

Keep the following information in mind while searching for St. Louis to Newfoundland and Labrador flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 1,122
Air Canada
  • Air Canada
  • 31/10-7/11
  • 3 total stops
  • 19h 52m total
  • St. Louis to Newfoundland and Labrador
Search Deals

Find flight deals from St. Louis to Newfoundland and Labrador

Cheapest flights from St. Louis to Newfoundland and Labrador
Explore the most affordable flight options available from St. Louis to Newfoundland and Labrador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Fri 31/104:05 p.m.STL - YYT
1 stop6h 58mAir Canada
Fri 7/115:05 a.m.YYT - STL
2 stops12h 54mAir Canada
Deal found 16/9C$ 1,122
Fri 31/104:43 p.m.STL - YYT
2 stops30h 20mUnited Airlines
Fri 7/115:00 a.m.YYT - STL
2 stops13h 16mUnited Airlines
Deal found 16/9C$ 1,127

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Newfoundland and Labrador that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from St. Louis to Newfoundland and Labrador that are best for you.

Fly from

St. Louis

Fly to

Newfoundland and Labrador

Route

Depart

Return

Price

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Fri 31/10

4:05 p.m.-1:33 a.m.

1 stop6h 58m

St John's

Fri 7/11

5:05 a.m.-3:29 p.m.

2 stops12h 54m

C$ 1,122

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Fri 31/10

4:43 p.m.-1:33 a.m.

2 stops30h 20m

St John's

Fri 7/11

5:00 a.m.-3:46 p.m.

2 stops13h 16m

C$ 1,127

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Wed 18/2

7:41 a.m.-12:56 a.m.

2 stops14h 45m

St John's

Sun 22/2

6:50 a.m.-9:00 p.m.

2 stops16h 40m

C$ 1,218

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Wed 18/2

4:05 p.m.-1:33 a.m.

1 stop6h 58m

St John's

Sun 22/2

5:05 a.m.-3:29 p.m.

2 stops12h 54m

C$ 1,343

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Best time to book a flight from St. Louis to Newfoundland and Labrador

Have a flexible travel schedule? Discover the best time to fly to Newfoundland and Labrador from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Newfoundland and Labrador
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Newfoundland and Labrador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Newfoundland and Labrador?

    Located just 20.4 km from the city centre, Lambert-St Louis (STL) is the airport most travellers will use when flying to Newfoundland and Labrador from St. Louis.

  • How long is the flight from St. Louis to Newfoundland and Labrador?

    Departing from St. Louis to Newfoundland and Labrador will take you 6h 58m. St. Louis and Newfoundland and Labrador are separated by a distance of 3169 km. This flight may include one or multiple stops.

  • Can I find deals for flights from St. Louis to Newfoundland and Labrador that include hotel bookings?

    Yes. In addition to deals on St. Louis to Newfoundland and Labrador flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Newfoundland and Labrador?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Newfoundland and Labrador.

  • Can I find deals for business class flights from St. Louis to Newfoundland and Labrador?

    Yes. Cheapflights offers flight deals from St. Louis to Newfoundland and Labrador by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Newfoundland and Labrador?

    Currently, May is the cheapest month in which you can book a flight from St. Louis to Newfoundland and Labrador (average of C$ 221). Flying from St. Louis to Newfoundland and Labrador in December is currently the most expensive (average of C$ 382). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Newfoundland and Labrador

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Pearson Intl flights
St. Louis to Pierre Elliott Trudeau Intl flights
Kansas City to Pearson Intl flights
St. Louis to Calgary flights
Kansas City to Vancouver Intl flights
St. Louis to Vancouver Intl flights
Kansas City to Pierre Elliott Trudeau Intl flights
St. Louis to Québec City flights
Kansas City to Calgary flights
Kansas City to Québec City flights
Kansas City to Halifax flights
St. Louis to Halifax flights
Springfield to Pearson Intl flights
Kansas City to Saskatoon flights
Kansas City to Ottawa flights
St. Louis to Saskatoon flights
St. Louis to Edmonton flights
Kansas City to Victoria flights
Joplin to Pierre Elliott Trudeau Intl flights
St. Louis to Winnipeg flights
Kansas City to Moncton flights
St. Louis to Kelowna flights
St. Louis to Charlottetown flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Newfoundland and Labrador?

Deals for St. Louis to Newfoundland and Labrador flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Newfoundland and Labrador?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Newfoundland and Labrador for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis to Newfoundland and Labrador with no change fees?

Need flexible booking options for your flight to Newfoundland and Labrador from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Newfoundland and Labrador become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.