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Cheap flights from Prince Edward Island to St. Louis from $721

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Prince Edward Island to St. Louis departing on 12/5. 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

Find the cheapest flights from Prince Edward Island to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
7h 01m1 stop Toronto Pearson Intl
$721Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
7h 01m1 stop Toronto Pearson Intl
$723Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
7h 01m1 stop Toronto Pearson Intl
$730Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
7h 01m1 stop Toronto Pearson Intl
$731Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 10:29 amSTL  Lambert-St Louis-YYG Charlottetown
16h 24m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$754Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 10:29 amSTL  Lambert-St Louis-YYG Charlottetown
16h 24m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$756Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 10:29 amSTL  Lambert-St Louis-YYG Charlottetown
16h 24m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$763Air Canada
Sat, Dec 5 - Tue, Dec 8
Air Canada Logo
5:00 am - 3:26 pmYYG  Charlottetown-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 10:29 amSTL  Lambert-St Louis-YYG Charlottetown
16h 24m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$764Air Canada
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
11:05 am - 9:13 pmYYG  Charlottetown-STL Lambert-St Louis
12h 08m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
United Airlines Logo
7:30 am - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
15h 36m2 stops Newark Toronto Pearson Intl
$776United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
11:05 am - 9:13 pmYYG  Charlottetown-STL Lambert-St Louis
12h 08m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
United Airlines Logo
7:30 am - 1:06 amSTL  Lambert-St Louis-YYG Charlottetown
15h 36m2 stops Newark Toronto Pearson Intl
$778United Airlines
Sat, Dec 5 - Tue, Dec 8

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Air Canada flights from Prince Edward Island to St. Louis

Our best Air Canada deals on Prince Edward Island to St. Louis flight tickets
Air Canada
Dec 5
YYG5:00 amCharlottetown
12h 26m
1 stop
STL3:26 pmLambert-St Louis
Dec 8
STL4:05 pmLambert-St Louis
7h 01m
1 stop
YYG1:06 amCharlottetown
$721
Air Canada
Dec 5
YYG5:00 amCharlottetown
12h 26m
1 stop
STL3:26 pmLambert-St Louis
Dec 8
STL4:05 pmLambert-St Louis
7h 01m
1 stop
YYG1:06 amCharlottetown
$723
Air Canada
Dec 5
YYG5:00 amCharlottetown
12h 26m
1 stop
STL3:26 pmLambert-St Louis
Dec 8
STL4:05 pmLambert-St Louis
7h 01m
1 stop
YYG1:06 amCharlottetown
$730

United Airlines flights from Prince Edward Island to St. Louis

Our best United Airlines deals on Prince Edward Island to St. Louis flight tickets
United Airlines
Dec 5
YYG11:05 amCharlottetown
12h 08m
2 stops
STL9:13 pmLambert-St Louis
Dec 8
STL7:30 amLambert-St Louis
15h 36m
2 stops
YYG1:06 amCharlottetown
$776
United Airlines
Dec 5
YYG11:05 amCharlottetown
12h 08m
2 stops
STL9:13 pmLambert-St Louis
Dec 8
STL7:30 amLambert-St Louis
15h 36m
2 stops
YYG1:06 amCharlottetown
$778
United Airlines
Dec 5
YYG11:05 amCharlottetown
10h 35m
2 stops
STL7:40 pmLambert-St Louis
Dec 8
STL1:08 pmLambert-St Louis
9h 58m
2 stops
YYG1:06 amCharlottetown
$785

momondo Fare Finder

 
Customize your flight search to find flights from Prince Edward Island to St. Louis 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 12, 2026.
Use the filters below to find and compare flights from Prince Edward Island to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-1:06 am

1 stop7h 01m

$721

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-1:06 am

1 stop7h 01m

$723

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-1:06 am

1 stop7h 01m

$730

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-1:06 am

1 stop7h 01m

$731

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-10:29 am

2 stops16h 24m

$754

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-10:29 am

2 stops16h 24m

$756

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-10:29 am

2 stops16h 24m

$763

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

5:00 am-3:26 pm

1 stop12h 26m

Lambert-St Louis

Tue 12/8

4:05 pm-10:29 am

2 stops16h 24m

$764

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

11:05 am-9:13 pm

2 stops12h 08m

Lambert-St Louis

Tue 12/8

7:30 am-1:06 am

2 stops15h 36m

$776

CharlottetownSt. Louis

YYG Charlottetown - STL Lambert-St Louis

YYGSTL

Charlottetown

Sat 12/5

11:05 am-9:13 pm

2 stops12h 08m

Lambert-St Louis

Tue 12/8

7:30 am-1:06 am

2 stops15h 36m

$778

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Prince Edward Island to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Prince Edward Island to St. Louis

Fastest flight time

12h 41m

Direct flights

None
The fastest flight from Prince Edward Island to St. Louis takes 12h 41m
There are no direct flights from Prince Edward Island to St. Louis. There are no popular flight routes from Prince Edward Island to St. Louis.
Search flight deals

Frequently asked questions about flying from Prince Edward Island to St. Louis

  • When did momondo last update prices for flights from Prince Edward Island to Lambert-St Louis Airport?

    Prices for flights from Prince Edward Island to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Prince Edward Island to Lambert-St Louis 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 Prince Edward Island to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Prince Edward Island to St. Louis

  • How do I get Price Alerts for flights from Prince Edward Island to St. Louis?

    Price Alerts will notify you by email when the price for flights to St. Louis from Prince Edward Island 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 Prince Edward Island to St. Louis 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 show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
St. Peters
Maryland Heights
Collinsville
Florissant
Alton
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Prince Edward Island to St. Louis?

It is quick and easy to find Prince Edward Island to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Prince Edward Island to St. Louis with flexible booking policies on momondo?

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

How can momondo help me find flights from Prince Edward Island to St. Louis?

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. Louis from Prince Edward Island.

I’m not ready to book a flight from Prince Edward Island to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from Prince Edward Island. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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