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Cheap flights from St. Louis to St. John's from C$ 876

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to St. John's departing on 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from St. Louis to St. John's

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
1:05 p.m. - 12:41 a.m.
STL
-
YYT
9h 06m
1 stop
Air Canada Logo
2:00 p.m. - 8:25 p.m.
YYT
-
STL
8h 55m
1 stop
C$ 876Air Canada
Mon, 25 May - Tue, 2 Jun
Air Canada Logo
1:05 p.m. - 12:41 a.m.
STL
-
YYT
9h 06m
1 stop
Air Canada Logo
5:35 a.m. - 12:06 p.m.
YYT
-
STL
9h 01m
2 stops
C$ 887Air Canada
Mon, 25 May - Tue, 2 Jun
Air Canada Logo
8:40 a.m. - 8:03 p.m.
STL
-
YYT
8h 53m
2 stops
Air Canada Logo
5:00 a.m. - 12:06 p.m.
YYT
-
STL
9h 36m
1 stop
C$ 890Air Canada
Sat, 6 Jun - Tue, 9 Jun
Air Canada Logo
8:40 a.m. - 11:28 p.m.
STL
-
YYT
12h 18m
2 stops
Air Canada Logo
5:35 a.m. - 12:06 p.m.
YYT
-
STL
9h 01m
2 stops
C$ 894Air Canada
Sat, 6 Jun - Tue, 9 Jun
Air Canada Logo
1:05 p.m. - 12:41 a.m.
STL
-
YYT
9h 06m
1 stop
Air Canada Logo
2:00 p.m. - 8:25 p.m.
YYT
-
STL
8h 55m
1 stop
C$ 903Air Canada
Mon, 25 May - Tue, 2 Jun
Air Canada Logo
1:05 p.m. - 12:36 a.m.
STL
-
YYT
9h 01m
1 stop
Air Canada Logo
5:00 a.m. - 12:06 p.m.
YYT
-
STL
9h 36m
1 stop
C$ 910Air Canada
Sat, 6 Jun - Tue, 9 Jun
Air Canada Logo
1:05 p.m. - 12:41 a.m.
STL
-
YYT
9h 06m
1 stop
Air Canada Logo
5:35 a.m. - 12:06 p.m.
YYT
-
STL
9h 01m
2 stops
C$ 915Air Canada
Mon, 25 May - Tue, 2 Jun
Air Canada Logo
7:05 a.m. - 1:48 a.m.
STL
-
YYT
16h 13m
1 stop
Air Canada Logo
2:05 p.m. - 8:25 p.m.
YYT
-
STL
8h 50m
1 stop
C$ 916Air Canada
Wed, 20 May - Wed, 27 May
Air Canada Logo
2:15 p.m. - 1:48 a.m.
STL
-
YYT
9h 03m
1 stop
Air Canada Logo
5:35 a.m. - 12:21 p.m.
YYT
-
STL
9h 16m
2 stops
C$ 921Air Canada
Thu, 11 Jun - Tue, 23 Jun
Air Canada Logo
7:05 a.m. - 1:48 a.m.
STL
-
YYT
16h 13m
1 stop
Air Canada Logo
5:35 a.m. - 12:06 p.m.
YYT
-
STL
9h 01m
2 stops
C$ 927Air Canada
Wed, 20 May - Wed, 27 May

Air Canada flights from St. Louis to St. John's

Our best Air Canada deals on St. Louis to St. John's flight tickets
Air Canada
25 May
STL1:05 p.m.Lambert-St Louis
9h 06m
1 stop
YYT12:41 a.m.St John's
2 Jun
YYT2:00 p.m.St John's
8h 55m
1 stop
STL8:25 p.m.Lambert-St Louis
C$ 876
Air Canada
25 May
STL1:05 p.m.Lambert-St Louis
9h 06m
1 stop
YYT12:41 a.m.St John's
2 Jun
YYT5:35 a.m.St John's
9h 01m
2 stops
STL12:06 p.m.Lambert-St Louis
C$ 887
Air Canada
6 Jun
STL2:15 p.m.Lambert-St Louis
9h 03m
1 stop
YYT1:48 a.m.St John's
9 Jun
YYT5:00 a.m.St John's
9h 36m
1 stop
STL12:06 p.m.Lambert-St Louis
C$ 890

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to St. John's 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, momondo users made 96,600 searches. Data last updated 10 April 2026.
Use the filters below to find and compare flights from St. Louis to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 25/5

1:05 p.m.-12:41 a.m.

1 stop9h 06m

St John's

Tue 2/6

2:00 p.m.-8:25 p.m.

1 stop8h 55m

C$ 876

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 25/5

1:05 p.m.-12:41 a.m.

1 stop9h 06m

St John's

Tue 2/6

5:35 a.m.-12:06 p.m.

2 stops9h 01m

C$ 887

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sat 6/6

8:40 a.m.-8:03 p.m.

2 stops8h 53m

St John's

Tue 9/6

5:00 a.m.-12:06 p.m.

1 stop9h 36m

C$ 890

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sat 6/6

8:40 a.m.-11:28 p.m.

2 stops12h 18m

St John's

Tue 9/6

5:35 a.m.-12:06 p.m.

2 stops9h 01m

C$ 894

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 25/5

1:05 p.m.-12:41 a.m.

1 stop9h 06m

St John's

Tue 2/6

2:00 p.m.-8:25 p.m.

1 stop8h 55m

C$ 903

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sat 6/6

1:05 p.m.-12:36 a.m.

1 stop9h 01m

St John's

Tue 9/6

5:00 a.m.-12:06 p.m.

1 stop9h 36m

C$ 910

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 25/5

1:05 p.m.-12:41 a.m.

1 stop9h 06m

St John's

Tue 2/6

5:35 a.m.-12:06 p.m.

2 stops9h 01m

C$ 914

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Wed 20/5

7:05 a.m.-1:48 a.m.

1 stop16h 13m

St John's

Wed 27/5

2:05 p.m.-8:25 p.m.

1 stop8h 50m

C$ 916

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Thu 11/6

2:15 p.m.-1:48 a.m.

1 stop9h 03m

St John's

Tue 23/6

5:35 a.m.-12:21 p.m.

2 stops9h 16m

C$ 921

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Wed 20/5

7:05 a.m.-1:48 a.m.

1 stop16h 13m

St John's

Wed 27/5

5:35 a.m.-12:06 p.m.

2 stops9h 01m

C$ 927

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to St. John's

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to St. John's according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to St. John's (STL to YYT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to St. John's

Fastest flight time

8h 36m

Direct flights

None
The fastest flight from St. Louis to St. John's takes 8h 36m
There are no direct flights from St. Louis to St. John's. There are no popular flight routes from St. Louis to St. John's.
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Frequently asked questions about flying from St. Louis to St. John's

  • How far is Lambert-St Louis to St John's by plane?

    Lambert-St Louis and St John's are 3164.5 km apart from one another. A reasonable flight in good conditions will take 8h 36m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to St John's Airport?

    Prices for flights from Lambert-St Louis Airport to St John's Airport are updated daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to St John's Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to St John's Airport.

  • What documentation or ID do you need to fly to St John's Airport?

    The necessary travel and health documents for your St John's Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from St. Louis to St. John's

  • How do I get Price Alerts for flights from St. Louis to St. John's?

    Price Alerts will notify you by email when the price for flights to St. John's from St. Louis decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from St. Louis to St. John's with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to St. John's?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to St. John's. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to St. John's with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. John's from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to St. John's?

momondo provides multiple filters to help you find the best flight to St. John's from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to St. John's right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. John's, momondo offers a useful price alert feature which will track prices for flights to St. John's from St. Louis and alert you when they change.

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