How long is the flight from St. Louis to St. John's, Saint John?

There are many flights that can get you from St. Louis to St. John's, Saint John in 20h 06m. Fly via Air Canada or American Airlines to get the fastest option. Airlines will cover a distance of 2277 mi. This flight may include one or multiple stops.

What is the cheapest airline to fly from St. Louis to St. John's, Saint John round-trip?

American Airlines, at $660, was found to be the cheapest airline from St. Louis to St. John's, Saint John.. American Airlines is priced at 22% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest time of day to fly from STL to ANU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to St. John's, Saint John as you normally would.

Most accurate provider : When it comes to deals on St. Louis-St. John's, Saint John flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-St. John's, Saint John flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-St. John's, Saint John flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-St. John's, Saint John flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-St. John's, Saint John flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from St. Louis to St. John's that include hotel bookings?

Yes. In addition to deals on St. Louis to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to St. John's?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to St. John's.

Can I find deals for business class flights from St. Louis to St. John's?

Yes. Cheapflights offers flight deals from St. Louis to St. John's by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$433+ Flights from St. Louis to St. John's

Q: How much does it cost to fly round-trip from St. Louis to St. John's, Saint John?

Airfare is below average for this route at the moment. St. Louis to St. John's, Saint John flights typically cost between $687 and $970 in March. The cheapest round-trip price found within the last 3 days was $433 on Air Canada (Mar 2-Mar 5).

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Cheap flight deals from St. Louis to St. John's

Best flights from St. Louis to St. John's
Discover carefully curated flight deals from St. Louis to St. John's that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Mon 3/24:05 pmSTL - ANU

1 stop21h 15mAir Canada

Thu 3/54:15 pmANU - STL

1 stop25h 14mAir Canada

Deal found 12/30

$433

Sat 5/26:53 pmSTL - ANU

2 stops20h 06mAmerican Airlines

Sat 5/93:25 pmANU - STL

1 stop18h 03mAmerican Airlines

Deal found 12/29

$701

Thu 2/126:00 amSTL - ANU

1 stop7h 23mAmerican Airlines

Fri 2/204:30 pmANU - STL

1 stop18h 05mAmerican Airlines

Deal found 12/29

$776

Last-minute flights from St. Louis to St. John's
Discover last-minute flight deals from St. Louis to St. John's. Data last updated December 31, 2025 and is based on user searches.

Wed 1/284:05 pmSTL - ANU

1 stop21h 15mMultiple Airlines

Wed 2/46:25 pmANU - STL

2 stops23h 04mMultiple Airlines

Deal found 12/31

$975

Wed 1/285:12 pmSTL - ANU

2 stops18h 36mAmerican Airlines

Wed 2/42:15 pmANU - STL

2 stops23h 26mAmerican Airlines

Deal found 12/31

$1,045

Find flight deals from St. Louis to St. John's

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$433 (Air Canada)
Popular in	June
Cheapest in	September
Average price	$740

Provider with most accurate pricing for Lambert-St Louis-St. John's V.C. Bird Intl flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-St. John's V.C. Bird Intl flights.

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From Lambert-St Louis to St. John's V.C. Bird Intl

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($74 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Cheapflights Fare Finder

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

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Mon 3/2

4:05 pm-3:20 pm

1 stop21h 15m

St. John's V.C. Bird Intl

Thu 3/5

4:15 pm-3:29 pm

1 stop25h 14m

$433

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Sat 5/2

6:53 pm-3:59 pm

2 stops20h 06m

St. John's V.C. Bird Intl

Sat 5/9

3:25 pm-8:28 am

1 stop18h 03m

$701

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Thu 2/12

6:00 am-3:23 pm

1 stop7h 23m

St. John's V.C. Bird Intl

Fri 2/20

4:30 pm-8:35 am

1 stop18h 05m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Compare providers for flights from St. Louis to St. John's

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to St. John's in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-St. John's, Saint John flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-St. John's, Saint John flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-St. John's, Saint John flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-St. John's, Saint John flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-St. John's, Saint John flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's 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 St. John's

What is the cheapest month to book a flight from St. Louis to St. John's, Saint John?

Currently, May is the cheapest month in which you can book a flight from St. Louis to St. John's, Saint John (average of $662). Flying from St. Louis to St. John's, Saint John in November is currently the most expensive (average of $1,075). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from St. Louis to St. John's, Saint John?

Reviews of airlines servicing St. John's

Read reviews from past customers who have flown American Airlines from St. Louis to St. John's. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,074 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

American Airlines

7.2

Good

11,074 reviews

American Airlines

7.2

Good

11,074 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

How long is the flight from St. Louis to St. John's, Saint John?
There are many flights that can get you from St. Louis to St. John's, Saint John in 20h 06m. Fly via Air Canada or American Airlines to get the fastest option. Airlines will cover a distance of 2277 mi. This flight may include one or multiple stops.
What is the cheapest airline to fly from St. Louis to St. John's, Saint John round-trip?
American Airlines, at $660, was found to be the cheapest airline from St. Louis to St. John's, Saint John.. American Airlines is priced at 22% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from St. Louis to St. John's that include hotel bookings?
Yes. In addition to deals on St. Louis to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to St. John's?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to St. John's.
Can I find deals for business class flights from St. Louis to St. John's?
Yes. Cheapflights offers flight deals from St. Louis to St. John's by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to St. John's, Saint John?
Currently, May is the cheapest month in which you can book a flight from St. Louis to St. John's, Saint John (average of $662). Flying from St. Louis to St. John's, Saint John in November is currently the most expensive (average of $1,075). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$660	Average$806	FlexibilityNo cancel fee	On-time71%

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$433+ Cheap flights from St. Louis (STL) to St. John's (ANU)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to St. John's with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to St. John's

Best flights from St. Louis to St. John'sDiscover carefully curated flight deals from St. Louis to St. John's that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Discover carefully curated flight deals from St. Louis to St. John's that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Find flight deals from St. Louis to St. John's

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to St. John's that are best for you.

Compare providers for flights from St. Louis to St. John's

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to St. John's in December.

Best time to book a flight from St. Louis to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's from St. Louis with our price prediction graph.

Cheapflights Insights

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

What is the cheapest month to book a flight from St. Louis to St. John's, Saint John?

How much does it cost to fly round-trip from St. Louis to St. John's, Saint John?

Reviews of airlines servicing St. John's

Read reviews from past customers who have flown American Airlines from St. Louis to St. John's. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to St. John's. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from St. Louis to St. John's, Saint John?

What is the cheapest airline to fly from St. Louis to St. John's, Saint John round-trip?

Can I find deals for flights from St. Louis to St. John's that include hotel bookings?

How can I find direct flights from St. Louis to St. John's?

Can I find deals for business class flights from St. Louis to St. John's?

What is the cheapest month to book a flight from St. Louis to St. John's, Saint John?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to St. John's

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

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Travel Smart

Best flights from St. Louis to St. John's
Discover carefully curated flight deals from St. Louis to St. John's that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.