Cheap flights from St. Louis to St. John's from $671

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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
5:20 am - 4:20 pmSTL-ANU
9h 00m1 stop
American Airlines Logo
5:35 pm - 11:32 pmANU-STL
7h 57m1 stop
$671American Airlines
Find Deal
Mon, Jan 12 - Thu, Jan 15
American Airlines Logo
5:09 pm - 1:51 pmSTL-ANU
19h 42m2 stops
American Airlines Logo
1:10 pm - 9:41 amANU-STL
21h 31m2 stops
$675American Airlines
Find Deal
Sat, Oct 18 - Fri, Oct 24
American Airlines Logo
7:30 am - 4:05 pmSTL-ANU
6h 35m1 stop
American Airlines Logo
5:15 pm - 8:06 amANU-STL
16h 51m1 stop
$696American Airlines
Find Deal
Thu, Feb 12 - Fri, Feb 20
American Airlines Logo
5:24 am - 4:05 pmSTL-ANU
8h 41m1 stop
American Airlines Logo
5:15 pm - 9:56 amANU-STL
18h 41m2 stops
$700American Airlines
Find Deal
Thu, Feb 12 - Fri, Feb 20
American Airlines Logo
5:23 am - 3:37 pmSTL-ANU
9h 14m1 stop
American Airlines Logo
1:10 pm - 11:56 pmANU-STL
11h 46m1 stop
$701American Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
American Airlines Logo
5:23 am - 3:37 pmSTL-ANU
9h 14m1 stop
American Airlines Logo
1:10 pm - 8:09 amANU-STL
19h 59m2 stops
$705American Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
American Airlines Logo
5:09 pm - 3:37 pmSTL-ANU
21h 28m2 stops
American Airlines Logo
2:55 pm - 8:16 amANU-STL
18h 21m2 stops
$730American Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
American Airlines Logo
5:21 am - 2:20 pmSTL-ANU
6h 59m1 stop
American Airlines Logo
5:10 pm - 11:41 pmANU-STL
8h 31m1 stop
$746American Airlines
Find Deal
Thu, Dec 25 - Mon, Dec 29
 Logo
9:15 am - 11:00 amSTL-ANU
24h 45m3 stops
 Logo
12:15 pm - 3:18 pmANU-STL
28h 03m3 stops
$2,077
Find Deal
Wed, Oct 8 - Wed, Oct 15
WestJet Logo
6:00 pm - 3:29 pmSTL-ANU
44h 29m2 stops
WestJet Logo
4:20 pm - 1:22 pmANU-STL
23h 02m2 stops
$5,742WestJet
Find Deal
Fri, Oct 31 - Wed, Nov 5

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

Our best American Airlines deals on St. Louis to St. John's, Saint John flight tickets
American Airlines
Jan 12
STL5:20 amLambert-St Louis
9h 00m
1 stop
ANU4:20 pmSt. John's V.C. Bird Intl
Jan 15
ANU5:35 pmSt. John's V.C. Bird Intl
7h 57m
1 stop
STL11:32 pmLambert-St Louis
American Airlines
Oct 18
STL5:09 pmLambert-St Louis
19h 42m
2 stops
ANU1:51 pmSt. John's V.C. Bird Intl
Oct 24
ANU1:10 pmSt. John's V.C. Bird Intl
21h 31m
2 stops
STL9:41 amLambert-St Louis
American Airlines
Feb 12
STL7:30 amLambert-St Louis
6h 35m
1 stop
ANU4:05 pmSt. John's V.C. Bird Intl
Feb 20
ANU5:15 pmSt. John's V.C. Bird Intl
16h 51m
1 stop
STL8:06 amLambert-St Louis

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to St. John's, Saint John 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 832,500 searches. Data last updated August 25, 2025.
Use the filters below to find and compare flights from St. Louis to St. John's, Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Mon 1/12

5:20 am-4:20 pm

1 stop9h 00m

St. John's V.C. Bird Intl

Thu 1/15

5:35 pm-11:32 pm

1 stop7h 57m

$671

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Sat 10/18

5:09 pm-1:51 pm

2 stops19h 42m

St. John's V.C. Bird Intl

Fri 10/24

1:10 pm-9:41 am

2 stops21h 31m

$675

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Thu 2/12

7:30 am-4:05 pm

1 stop6h 35m

St. John's V.C. Bird Intl

Fri 2/20

5:15 pm-8:06 am

1 stop16h 51m

$696

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Thu 2/12

5:24 am-4:05 pm

1 stop8h 41m

St. John's V.C. Bird Intl

Fri 2/20

5:15 pm-9:56 am

2 stops18h 41m

$700

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Wed 10/8

5:23 am-3:37 pm

1 stop9h 14m

St. John's V.C. Bird Intl

Wed 10/15

1:10 pm-11:56 pm

1 stop11h 46m

$701

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Wed 10/8

5:23 am-3:37 pm

1 stop9h 14m

St. John's V.C. Bird Intl

Wed 10/15

1:10 pm-8:09 am

2 stops19h 59m

$705

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Wed 10/8

5:09 pm-3:37 pm

2 stops21h 28m

St. John's V.C. Bird Intl

Wed 10/15

2:55 pm-8:16 am

2 stops18h 21m

$730

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Thu 12/25

5:21 am-2:20 pm

1 stop6h 59m

St. John's V.C. Bird Intl

Mon 12/29

5:10 pm-11:41 pm

1 stop8h 31m

$746

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Wed 10/8

9:15 am-11:00 am

3 stops24h 45m

St. John's V.C. Bird Intl

Wed 10/15

12:15 pm-3:18 pm

3 stops28h 03m

$2,077

St. LouisSt. John's

STL - ANU

STLANU

Lambert-St Louis

Fri 10/31

6:00 pm-3:29 pm

2 stops44h 29m

St. John's V.C. Bird Intl

Wed 11/5

4:20 pm-1:22 pm

2 stops23h 02m

$5,742

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. John's from

How to get the cheapest flight ticket from St. Louis to St. John's, Saint John

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. John's, Saint John?

The cheapest month to fly to St. John's, Saint John from St. Louis is in May. Flight prices, which tend to average around $657, are often lower during this time because this is during the off-season. The month of January is another great option to travel to St. John's, Saint John, with average flight prices from St. Louis averaging around $690.

What is the cheapest day to depart on your flight to St. John's, Saint John?

According to our data, Friday is the cheapest day to fly to St. John's, Saint John from St. Louis. The lowest ticket price found for a Friday departure recently was $692. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to St. John's, Saint John on Wednesday is $794.

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

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to St. John's, Saint John 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, Saint John (STL to ANU) flight deals and tips

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

Direct flights

None
There are no direct flights from St. Louis to St. John's, Saint John. There are no popular flight routes from St. Louis to St. John's, Saint John.
  • How far is Lambert-St Louis to St. John's V.C. Bird Intl by plane?

    The distance between Lambert-St Louis and St. John's V.C. Bird Intl is about 2263.0 mi. In terms of flight time, this usually takes a little over 6h 35m.

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

    Prices for flights from Lambert-St Louis Airport to St. John's V.C. Bird Intl Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to St. John's V.C. Bird Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to St. John's V.C. Bird Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to St. John's V.C. Bird Intl Airport.

  • What documentation or ID do you need to fly to St. John's V.C. Bird Intl Airport?

    The required travel and health documents for your St. John's V.C. Bird Intl 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 V.C. Bird Intl 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, Saint John?

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

Compare and see reviews for airlines that fly from St. Louis to St. John's, Saint John with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $654Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near St. John's?

Book flights to St. John's if you plan to visit one of these locations
English Harbour
Jolly Harbour
Falmouth

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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?

Yes. momondo allows you to filter the results for St. Louis to St. John's flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. John's from St. Louis.

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.

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