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?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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 many operators does momondo search for flights from Lambert-St Louis Airport to St John's Airport?

As of July 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to St John's Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your St John's Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at St John's Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$853 Cheap Flights from St. Louis to St. John's in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:55 am - 11:28 pm

STL

YYT

12h 03m

2 stops

7:35 am - 6:42 pm

YYT

STL

13h 37m

2 stops

$853Air Canada

Mon, Aug 31 - Wed, Sep 2

8:55 am - 7:00 pm

STL

YYT

7h 35m

1 stop

1:35 pm - 8:22 pm

YYT

STL

9h 17m

1 stop

$858Air Canada

Mon, Aug 31 - Wed, Sep 2

8:55 am - 7:00 pm

STL

YYT

7h 35m

1 stop

7:35 am - 6:42 pm

YYT

STL

13h 37m

2 stops

$863Air Canada

Mon, Aug 31 - Wed, Sep 2

8:55 am - 11:28 pm

STL

YYT

12h 03m

2 stops

7:35 am - 6:42 pm

YYT

STL

13h 37m

2 stops

$864Air Canada

Mon, Aug 31 - Wed, Sep 2

8:55 am - 7:00 pm

STL

YYT

7h 35m

1 stop

1:35 pm - 8:22 pm

YYT

STL

9h 17m

1 stop

$868Air Canada

Mon, Aug 31 - Wed, Sep 2

2:40 pm - 11:21 pm

STL

YYT

6h 11m

1 stop

1:15 pm - 8:20 pm

YYT

STL

9h 35m

2 stops

$872Air Canada

Tue, Sep 15 - Tue, Sep 29

6:00 am - 11:59 pm

STL

YYT

15h 29m

2 stops

10:00 am - 12:14 am

YYT

STL

16h 44m

3 stops

$883American Airlines

Tue, Aug 11 - Tue, Aug 18

8:55 am - 7:05 pm

STL

YYT

7h 40m

1 stop

8:30 am - 2:02 pm

YYT

STL

8h 02m

1 stop

$893Air Canada

Tue, Aug 11 - Tue, Aug 18

8:55 am - 7:05 pm

STL

YYT

7h 40m

1 stop

5:35 am - 2:02 pm

YYT

STL

10h 57m

2 stops

$896Air Canada

Tue, Aug 11 - Tue, Aug 18

2:40 pm - 1:51 am

STL

YYT

8h 41m

1 stop

2:05 pm - 6:42 pm

YYT

STL

7h 07m

1 stop

$899Air Canada

Tue, Aug 18 - Tue, Aug 25

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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

Aug 31

STL8:55 amLambert-St Louis

12h 03m

2 stops

YYT11:28 pmSt John's

Sep 2

YYT7:35 amSt John's

13h 37m

2 stops

STL6:42 pmLambert-St Louis

$853

Air Canada

Aug 31

STL8:55 amLambert-St Louis

7h 35m

1 stop

YYT7:00 pmSt John's

Sep 2

YYT1:35 pmSt John's

9h 17m

1 stop

STL8:22 pmLambert-St Louis

$858

Air Canada

Aug 31

STL8:55 amLambert-St Louis

7h 35m

1 stop

YYT7:00 pmSt John's

Sep 2

YYT7:35 amSt John's

13h 37m

2 stops

STL6:42 pmLambert-St Louis

$863

American Airlines flights from St. Louis to St. John's

Our best American Airlines deals on St. Louis to St. John's flight tickets

American Airlines

Aug 11

STL6:00 amLambert-St Louis

15h 29m

2 stops

YYT11:59 pmSt John's

Aug 18

YYT10:00 amSt John's

16h 44m

3 stops

STL12:14 amLambert-St Louis

$883

American Airlines

Aug 18

STL6:00 amLambert-St Louis

15h 29m

2 stops

YYT11:59 pmSt John's

Aug 25

YYT10:00 amSt John's

16h 44m

3 stops

STL12:14 amLambert-St Louis

$916

American Airlines

Aug 11

STL6:00 amLambert-St Louis

15h 29m

3 stops

YYT11:59 pmSt John's

Aug 18

YYT10:00 amSt John's

16h 44m

3 stops

STL12:14 amLambert-St Louis

$969

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 8/31

8:55 am-11:28 pm

2 stops12h 03m

St John's

Wed 9/2

7:35 am-6:42 pm

2 stops13h 37m

$853

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 8/31

8:55 am-7:00 pm

1 stop7h 35m

St John's

Wed 9/2

1:35 pm-8:22 pm

1 stop9h 17m

$858

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 8/31

8:55 am-7:00 pm

1 stop7h 35m

St John's

Wed 9/2

7:35 am-6:42 pm

2 stops13h 37m

$863

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 8/31

8:55 am-11:28 pm

2 stops12h 03m

St John's

Wed 9/2

7:35 am-6:42 pm

2 stops13h 37m

$864

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 8/31

8:55 am-7:00 pm

1 stop7h 35m

St John's

Wed 9/2

1:35 pm-8:22 pm

1 stop9h 17m

$868

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 9/15

2:40 pm-11:21 pm

1 stop6h 11m

St John's

Tue 9/29

1:15 pm-8:20 pm

2 stops9h 35m

$872

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 8/11

6:00 am-11:59 pm

2 stops15h 29m

St John's

Tue 8/18

10:00 am-12:14 am

3 stops16h 44m

$883

Quickest round-trip

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 8/11

8:55 am-7:05 pm

1 stop7h 40m

St John's

Tue 8/18

8:30 am-2:02 pm

1 stop8h 02m

$893

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 8/11

8:55 am-7:05 pm

1 stop7h 40m

St John's

Tue 8/18

5:35 am-2:02 pm

2 stops10h 57m

$896

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Tue 8/18

2:40 pm-1:51 am

1 stop8h 41m

St John's

Tue 8/25

2:05 pm-6:42 pm

1 stop7h 07m

$899

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	9h 56m
Direct flights	None

The fastest flight from St. Louis to St. John's takes 9h 56m

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.

Search flight deals

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

How far is Lambert-St Louis to St John's by plane?
A flight from Lambert-St Louis to St John's will travel around 1966.3 mi. Typically, this will take 9h 56m by plane in normal conditions.
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 many operators does momondo search for flights from Lambert-St Louis Airport to St John's Airport?
As of July 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to St John's Airport.
How old do you have to be to fly from Lambert-St Louis Airport to St John's Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your St John's Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at St John's Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from St. Louis to St. John's?
Based on momondo bookings for flights between St. Louis and St. John's, the leading airline is Air Canada, making up 100% of the total bookings.

Best airlines flying from St. Louis to St. John's

Compare and see reviews for airlines that fly from St. Louis to St. John's with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $641	Free Cancellation	Rating 7.1 11,371 reviews		Search Air Canada flights

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?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

Finding the right flight to St. John's from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. John's quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to St. John's from St. Louis with this policy.

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

momondo helps you find the best flight between St. Louis and St. John's by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 not ready to book a flight from St. Louis to St. John's now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. John's and let you know when they change.