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Cheap flights from St. Louis to Newfoundland and Labrador from C$ 1,201

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYT
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Newfoundland and Labrador

Enter your travel dates to find the best prices.

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 24 July 2026.

Mon 31/88:55 a.m.
STL
-
YYT
1 stop7h 35m
Air Canada
Wed 2/97:35 a.m.
YYT
-
STL
2 stops13h 37m
Air Canada
Deal found 19/7C$ 1,201
Tue 15/92:40 p.m.
STL
-
YYT
1 stop6h 11m
Air Canada
Tue 29/91:15 p.m.
YYT
-
STL
2 stops9h 35m
Air Canada
Deal found 22/7C$ 1,228
Tue 18/82:40 p.m.
STL
-
YYT
1 stop8h 41m
Air Canada
Tue 25/82:05 p.m.
YYT
-
STL
1 stop7h 07m
Air Canada
Deal found 21/7C$ 1,266
Tue 18/86:00 a.m.
STL
-
YYT
2 stops15h 29m
American Airlines
Tue 25/810:00 a.m.
YYT
-
STL
3 stops16h 44m
American Airlines
Deal found 21/7C$ 1,289
Tue 15/98:00 a.m.
STL
-
YYT
2 stops14h 03m
Multiple Airlines
Tue 29/911:05 a.m.
YYT
-
STL
2 stops11h 45m
Multiple Airlines
Deal found 22/7C$ 1,294
Fri 24/76:30 a.m.
STL
-
YYT
2 stops13h 55m
Delta
Thu 30/73:00 p.m.
YYT
-
STL
2 stops11h 23m
Delta
Deal found 19/7C$ 1,983

Find 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 24 July 2026.

Round-trip from

C$ 1,201
Air Canada
  • Air Canada
  • 31/8-2/9
  • 3 total stops
  • 21h 12m total
  • St. Louis to Newfoundland and Labrador
Search Deals

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 24 July 2026.
Use the filters below to find and compare flights from St. Louis to Newfoundland and Labrador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 31/8

8:55 a.m.-11:28 p.m.

2 stops12h 03m

St John's

Wed 2/9

7:35 a.m.-6:42 p.m.

2 stops13h 37m

C$ 1,201
Quickest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 18/8

6:00 a.m.-6:05 p.m.

2 stops9h 35m

St John's

Tue 25/8

10:00 a.m.-8:44 p.m.

2 stops13h 14m

C$ 1,208

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/7

Sorted by cheapest first

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 12h 03m. St. Louis and Newfoundland and Labrador are separated by a distance of 3169 km.

  • 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.

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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.

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