What is the cheapest flight from St. Louis to St. John's?

In the last 3 days, the lowest price for a flight from St. Louis to St. John's was $741 for a round-trip ticket. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between St. Louis and St. John's?

Yes Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from St. Louis to St. John's?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from St. Louis to St. John's?

Star Alliance is the only airline alliance operating flights between St. Louis and St. John's.

How does KAYAK find such low prices on flights from St. Louis to St. John's?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to St. John's. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to St. John's?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. John's from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from St. Louis to St. John's?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. John's with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and YYT can sometimes prove cheaper using this method. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to St. John's?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. John's from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$741 CHEAP FLIGHTS from St. Louis to St. John's (STL - YYT)

STL - YYT

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Flights Deals

Cheap Flights from St. Louis to St. John's (STL-YYT)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to St. John's that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from St. Louis to St. John's

Tue, Jul 29 - Tue, Aug 5

5:26 pm - 12:28 amSTL-YYT

28h 32m3 stops

1:10 pm - 10:29 amYYT-STL

23h 49m2 stops

$741

Find Deal

Tue, Aug 5 - Tue, Aug 12

1:30 pm - 12:38 amSTL-YYT

8h 38m1 stop

2:10 pm - 8:00 pmYYT-STL

8h 20m1 stop

$782Air Canada

Find Deal

Tue, Jul 29 - Tue, Aug 5

5:26 pm - 12:28 amSTL-YYT

28h 32m3 stops

1:10 pm - 10:29 amYYT-STL

23h 49m3 stops

$783

Find Deal

Tue, Aug 5 - Tue, Aug 12

10:00 am - 12:38 amSTL-YYT

12h 08m2 stops

5:50 am - 3:47 pmYYT-STL

12h 27m2 stops

$786United Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 13

9:15 am - 10:23 pmSTL-YYT

10h 38m2 stops

2:10 pm - 8:00 pmYYT-STL

8h 20m1 stop

$789Air Canada

Find Deal

Wed, Jul 30 - Wed, Aug 13

6:33 am - 12:38 amSTL-YYT

15h 35m2 stops

5:50 am - 10:45 pmYYT-STL

19h 25m2 stops

$794United Airlines

Find Deal

Sat, Sep 6 - Sun, Sep 14

9:15 am - 12:39 amSTL-YYT

12h 54m2 stops

5:50 am - 3:18 pmYYT-STL

11h 58m2 stops

$795Air Canada

Find Deal

Tue, Jul 29 - Tue, Aug 5

10:00 am - 12:38 amSTL-YYT

12h 08m2 stops

5:50 am - 3:47 pmYYT-STL

12h 27m2 stops

$822United Airlines

Find Deal

Tue, Jul 29 - Tue, Aug 5

1:30 pm - 12:38 amSTL-YYT

8h 38m1 stop

5:50 am - 3:47 pmYYT-STL

12h 27m2 stops

$839United Airlines

Find Deal

Tue, Jul 29 - Tue, Aug 5

1:30 pm - 12:38 amSTL-YYT

8h 38m1 stop

5:50 am - 8:00 pmYYT-STL

16h 40m1 stop

$852Air Canada

Find Deal

Useful Info

KAYAK's insights & trends for St. Louis to St. John's flights

Get data-powered insights and trends into flights from St. Louis to St. John's to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from St. Louis to St. John's?

In the past 3 days, the cheapest round-trip tickets from St. Louis to St. John's were found on Air Canada ($782) and United Airlines ($786).

Find deals

Cheapest flight	$741

Flight from St. Louis to St. John's

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

Are your dates flexible? Find out the best times to travel from St. Louis to St. John's based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from St. Louis to St. John's?
In the last 3 days, the lowest price for a flight from St. Louis to St. John's was $741 for a round-trip ticket.
Do I need a passport to fly between St. Louis and St. John's?
Yes
Which aircraft models fly most regularly from St. Louis to St. John's?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from St. Louis to St. John's?
Star Alliance is the only airline alliance operating flights between St. Louis and St. John's.
How does KAYAK find such low prices on flights from St. Louis to St. John's?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to St. John's.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to St. John's?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. John's from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from St. Louis to St. John's?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. John's with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and YYT can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to St. John's?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. John's from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top airline flying from St. Louis to St. John's

Need help choosing which airline to fly with from St. Louis to St. John's? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.

7.1

Air CanadaOverall score based on 9553 reviews

6.3Food

6.8Entertainment

7.0Comfort

7.3Boarding

7.8Crew

Airline reviews

Flight was delayed but the real issue is how long we sat after boarding. Space very limited for an overnight flight and seatbacks didn’t recline so it was almost impossible to sleep.

6.0 GoodAnonymous, Jun 2025CMH - YYZ

Everything you need to know for your flight from St. Louis to St. John's

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Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Information on your arrival and departure airports

St. Louis (STL)

St. John's (YYT)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

STL - YYT

$741 Find Cheap Flights from St. Louis to St. John's

KAYAK searches hundreds of travel sites at once for deals on flights to St. John's

Cheap Flights from St. Louis to St. John's (STL-YYT)

Recent round-trip flight deals from St. Louis to St. John's

Recent one-way flight deals from St. Louis to St. John's

KAYAK's insights & trends for St. Louis to St. John's flights

Get data-powered insights and trends into flights from St. Louis to St. John's to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from St. Louis to St. John's?

In the past 3 days, the cheapest round-trip tickets from St. Louis to St. John's were found on Air Canada ($782) and United Airlines ($786).

Good to know

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

FAQs for booking flights from St. Louis to St. John's

What is the cheapest flight from St. Louis to St. John's?

In the last 3 days, the lowest price for a flight from St. Louis to St. John's was $741 for a round-trip ticket.

Do I need a passport to fly between St. Louis and St. John's?

Yes

Which aircraft models fly most regularly from St. Louis to St. John's?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from St. Louis to St. John's?

Star Alliance is the only airline alliance operating flights between St. Louis and St. John's.

How does KAYAK find such low prices on flights from St. Louis to St. John's?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to St. John's.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to St. John's?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. John's from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from St. Louis to St. John's?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to St. John's?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. John's from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top airline flying from St. Louis to St. John's

Everything you need to know for your flight from St. Louis to St. John's

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to St. John's

Complete your trip to St. John's with a hotel stay or car rental

Find direct flights to and from St. Louis and St. John's

Flights to other popular destinations

Flights from domestic origins to St. John's

Choose which airport to fly into in St. John's