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Newfoundland and Labrador

$613+ Cheap flights from St. Louis (STL) to Newfoundland and Labrador

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYT
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap 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 March 10, 2026.

This Air Canada deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/44:05 pm
STL
-
YYT
1 stop7h 03m
Air Canada
Wed 4/85:25 am
YYT
-
STL
2 stops12h 30m
Air Canada
Deal found 3/5$613
This Air Canada deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:05 am
STL
-
YYT
2 stops13h 53m
Air Canada
Tue 6/25:00 am
YYT
-
STL
1 stop9h 36m
Air Canada
Deal found 3/5$635
This Air Canada deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:00 pm
STL
-
YYT
1 stop9h 06m
Air Canada
Wed 6/245:35 am
YYT
-
STL
2 stops9h 16m
Air Canada
Deal found 3/7$658
This Air Canada deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:55 am
STL
-
YYT
2 stops12h 03m
Air Canada
Sat 9/268:30 am
YYT
-
STL
1 stop8h 00m
Air Canada
Deal found 3/8$660
This Air Canada deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:55 am
STL
-
YYT
1 stop14h 06m
Air Canada
Fri 7/318:25 pm
YYT
-
STL
2 stops20h 07m
Air Canada
Deal found 3/5$689

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$613
(Air Canada)
Provider with most accurate pricing for Lambert-St Louis-St John's flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-St John's flights.
Search Deals
From Lambert-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 2,558,603 searches. Data last updated March 10, 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

Sat 4/4

4:05 pm-1:38 am

1 stop7h 03m

St John's

Wed 4/8

5:25 am-3:25 pm

2 stops12h 30m

$613

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 5/25

7:05 am-1:48 am

1 stop16h 13m

St John's

Tue 6/2

5:00 am-12:06 pm

1 stop9h 36m

$635
Quickest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 6/16

1:00 pm-12:36 am

1 stop9h 06m

St John's

Wed 6/24

5:35 am-12:21 pm

2 stops9h 16m

$658

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Thu 7/23

8:55 am-12:45 am

2 stops13h 20m

St John's

Fri 7/31

8:25 pm-2:02 pm

2 stops20h 07m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

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.

Reviews of airlines servicing Newfoundland and Labrador

Get insights into the airlines that provide service to Newfoundland and Labrador. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Newfoundland and Labrador. Reviews last updated March 10, 2026.
Read through reviews of airlines operating flights from St. Louis to Newfoundland and Labrador, such as Air Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,800 reviews

Overall

7.1

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good
Air Canada
7.1
Good
10,800 reviews
Air Canada
7.1
Good
10,800 reviews

Overall

7.1

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good

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 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Newfoundland and Labrador from St. Louis.

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

    Air Canada can get you from St. Louis to Newfoundland and Labrador in just under 7h 03m. Your travel time can differ by up to . Airlines will cover a distance of 1969 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from St. Louis to Newfoundland and Labrador

Discover the top airline that operate flights from St. Louis to Newfoundland and Labrador. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$811Average$828FlexibilityNo cancel feeOn-time67%

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