What are the cheapest airlines flying from St. Louis to Edmonton round-trip?

WestJet, at $521, was found to be the cheapest airline from St. Louis to Edmonton. An alternate airline flying to your destination would be United Airlines. These flights start at 20% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Edmonton ranges from 0.5 - 3.8 inches per month. July is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Edmonton when rainfall is around 0.5 in.

If weather is an important factor for your trip to Edmonton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.4 F).

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

When flying from St. Louis to Edmonton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Most trusted provider : When it comes to deals on St. Louis-Edmonton 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-Edmonton 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 Edmonton that include hotel bookings?

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

How can I find direct flights from St. Louis to Edmonton?

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

Can I find deals for business class flights from St. Louis to Edmonton?

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

$114+ Cheap Flights from St. Louis to Edmonton

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1. Tell us where you want to go

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Cheap flight deals from St. Louis to Edmonton

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$300 (Kiwi.com)
One-way from	$114 (Trip.com)
Popular in	February
Cheapest in	December
Average price	$637

Provider with most accurate pricing for Lambert-St Louis-Edmonton flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Edmonton flights.

Search Deals

From Lambert-St Louis to Edmonton

Search Deals

One-way flight from Lambert-St Louis to Edmonton

Search Deals

Highest demand for flights based on searches. 36% potential increase in price ($380 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from St. Louis to Edmonton

Cheapest flights from St. Louis to Edmonton
Explore the most affordable flight options available from St. Louis to Edmonton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Thu 11/273:14 pmSTL - YEG

2 stops32h 35mMultiple Airlines

Wed 12/312:45 amYEG - STL

1 stop9h 22mMultiple Airlines

Deal found 10/28

$300

Mon 12/1510:47 amSTL - YEG

1 stop26h 24mMultiple Airlines

Mon 12/2211:45 amYEG - STL

2 stops32h 40mMultiple Airlines

Deal found 10/28

$415

Fri 11/213:53 pmSTL - YEG

1 stop9h 51mMultiple Airlines

Sun 11/307:00 amYEG - STL

1 stop31h 08mMultiple Airlines

Deal found 10/29

$471

Sun 11/911:23 amSTL - YEG

2 stops46h 19mMultiple Airlines

Wed 11/1212:45 amYEG - STL

1 stop8h 27mMultiple Airlines

Deal found 10/30

$479

Sun 12/1410:42 amSTL - YEG

2 stops29h 27mMultiple Airlines

Sat 12/2012:45 amYEG - STL

1 stop7h 55mMultiple Airlines

Deal found 10/30

$481

Thu 11/2711:04 amSTL - YEG

2 stops12h 45mDelta

Thu 12/48:35 pmYEG - STL

2 stops13h 10mDelta

Deal found 10/28

$482

Mon 12/156:00 amSTL - YEG

2 stops10h 09mDelta

Mon 12/229:00 amYEG - STL

2 stops12h 16mDelta

Deal found 10/28

$508

Best flights from St. Louis to Edmonton
Discover carefully curated flight deals from St. Louis to Edmonton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2025.

Thu 11/273:14 pmSTL - YEG

2 stops32h 35mMultiple Airlines

Wed 12/312:45 amYEG - STL

1 stop9h 22mMultiple Airlines

Deal found 10/28

$300

Thu 11/2711:04 amSTL - YEG

2 stops12h 45mDelta

Thu 12/48:35 pmYEG - STL

2 stops13h 10mDelta

Deal found 10/28

$482

Mon 12/1510:47 amSTL - YEG

1 stop26h 24mMultiple Airlines

Mon 12/2211:45 amYEG - STL

2 stops32h 40mMultiple Airlines

Deal found 10/28

$415

Fri 1/1611:12 amSTL - YEG

1 stop25h 59mMultiple Airlines

Mon 1/198:00 amYEG - STL

2 stops37h 33mMultiple Airlines

Deal found 10/30

$422

Mon 12/156:00 amSTL - YEG

2 stops10h 09mDelta

Mon 12/229:00 amYEG - STL

2 stops12h 16mDelta

Deal found 10/28

$508

Fri 11/213:53 pmSTL - YEG

1 stop9h 51mMultiple Airlines

Sun 11/307:00 amYEG - STL

1 stop31h 08mMultiple Airlines

Deal found 10/29

$471

Sun 11/911:23 amSTL - YEG

2 stops46h 19mMultiple Airlines

Wed 11/1212:45 amYEG - STL

1 stop8h 27mMultiple Airlines

Deal found 10/30

$479

Sun 12/149:54 amSTL - YEG

1 stop12h 17mMultiple Airlines

Sat 12/2012:45 amYEG - STL

1 stop7h 55mMultiple Airlines

Deal found 10/30

$566

Last-minute flights from St. Louis to Edmonton
Discover last-minute flight deals from St. Louis to Edmonton. Data last updated October 30, 2025 and is based on user searches.

Sun 11/911:23 amSTL - YEG

2 stops46h 19mMultiple Airlines

Wed 11/1212:45 amYEG - STL

1 stop8h 27mMultiple Airlines

Deal found 10/30

$479

Fri 11/213:53 pmSTL - YEG

1 stop9h 51mMultiple Airlines

Sun 11/307:00 amYEG - STL

1 stop31h 08mMultiple Airlines

Deal found 10/29

$471

Thu 11/273:14 pmSTL - YEG

2 stops32h 35mMultiple Airlines

Wed 12/312:45 amYEG - STL

1 stop9h 22mMultiple Airlines

Deal found 10/28

$300

Thu 11/2711:04 amSTL - YEG

2 stops12h 45mDelta

Thu 12/48:35 pmYEG - STL

2 stops13h 10mDelta

Deal found 10/28

$482

Thu 11/2711:04 amSTL - YEG

2 stops12h 45mWestJet

Wed 12/312:05 amYEG - STL

2 stops15h 01mWestJet

Deal found 10/28

$670

One-way flights from St. Louis to Edmonton
Search for one-way flight options from St. Louis to Edmonton. Find affordable one-way fares based on user searches. Data last updated October 30, 2025.

Sat 12/137:43 pmSTL - YEG

2 stops17h 28mMultiple Airlines

Deal found 10/29

$114

Mon 11/247:04 pmSTL - YEG

3 stops28h 45mMultiple Airlines

Deal found 10/29

$133

Thu 11/273:14 pmSTL - YEG

2 stops25h 30mMultiple Airlines

Deal found 10/30

$146

Fri 11/283:53 pmSTL - YEG

1 stop9h 51mMultiple Airlines

Deal found 10/30

$169

Tue 11/253:14 pmSTL - YEG

2 stops27h 05mMultiple Airlines

Deal found 10/29

$174

Tue 11/254:43 pmSTL - YEG

1 stop6h 36mUnited Airlines

Deal found 10/29

$176

Thu 11/274:05 pmSTL - YEG

1 stop8h 13mAir Canada

Deal found 10/30

$182

Mon 1/510:40 amSTL - YEG

3 stops55h 39mMultiple Airlines

Deal found 10/30

$183

Fly from

Fly to

Route

Depart

Return

Price

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 11/27

3:14 pm-10:49 pm

2 stops32h 35m

Edmonton

Wed 12/3

12:45 am-11:07 am

1 stop9h 22m

$300

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 12/15

10:47 am-12:11 pm

1 stop26h 24m

Edmonton

Mon 12/22

11:45 am-9:25 pm

2 stops32h 40m

$415

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Fri 1/16

11:12 am-12:11 pm

1 stop25h 59m

Edmonton

Mon 1/19

8:00 am-10:33 pm

2 stops37h 33m

$422

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Fri 11/21

3:53 pm-12:44 am

1 stop9h 51m

Edmonton

Sun 11/30

7:00 am-3:08 pm

1 stop31h 08m

$471

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Sun 11/9

11:23 am-8:42 am

2 stops46h 19m

Edmonton

Wed 11/12

12:45 am-10:12 am

1 stop8h 27m

$479

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 11/27

11:04 am-10:49 pm

2 stops12h 45m

Edmonton

Thu 12/4

8:35 pm-10:45 am

2 stops13h 10m

$482

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 12/15

6:00 am-3:09 pm

2 stops10h 09m

Edmonton

Mon 12/22

9:00 am-10:16 pm

2 stops12h 16m

$508

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Sun 12/14

9:54 am-9:11 pm

1 stop12h 17m

Edmonton

Sat 12/20

12:45 am-9:40 am

1 stop7h 55m

$566

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Sat 12/13

7:43 pm-12:11 pm

2 stops17h 28m

$114

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 11/24

7:04 pm-10:49 pm

3 stops28h 45m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results

Compare providers for flights from St. Louis to Edmonton

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

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

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

Have a flexible travel schedule? Discover the best time to fly to Edmonton 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.

Reviews of airlines servicing Edmonton

See what other customers who have flown with United Airlines and WestJet from St. Louis to Edmonton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,998 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,998 reviews

United Airlines

7.4

Good

8,998 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

WestJet

7.2

Good

3,149 reviews

United Airlines

7.4

Good

8,998 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

What are the cheapest airlines flying from St. Louis to Edmonton round-trip?
WestJet, at $521, was found to be the cheapest airline from St. Louis to Edmonton. An alternate airline flying to your destination would be United Airlines. These flights start at 20% lower than the current average price 3 months from now.
Can I find deals for flights from St. Louis to Edmonton that include hotel bookings?
Yes. In addition to deals on St. Louis to Edmonton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Edmonton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Edmonton.
Can I find deals for business class flights from St. Louis to Edmonton?
Yes. Cheapflights offers flight deals from St. Louis to Edmonton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for St. Louis to Edmonton

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Springfield to Calgary flights

St. Louis to Grande Prairie flights

Top 2 airlines flying from St. Louis to Edmonton

Airline	Cheapest	Average	Flexibility	On-time
WestJet	Cheapest$521	Average$582	FlexibilityNo cancel fee	On-time60%
United Airlines	Cheapest$592	Average$732	FlexibilityNo cancel fee	On-time69%

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$114+ Cheap flights from St. Louis (STL) to Edmonton (YEG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Edmonton 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 Edmonton

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Edmonton

Cheapest flights from St. Louis to EdmontonExplore the most affordable flight options available from St. Louis to Edmonton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Explore the most affordable flight options available from St. Louis to Edmonton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from St. Louis to Edmonton

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 Edmonton in October.

Best time to book a flight from St. Louis to Edmonton

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

Reviews of airlines servicing Edmonton

See what other customers who have flown with United Airlines and WestJet from St. Louis to Edmonton have to say. You can also see how each airline compares 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 Edmonton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from St. Louis to Edmonton round-trip?

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

How can I find direct flights from St. Louis to Edmonton?

Can I find deals for business class flights from St. Louis to Edmonton?

Traveling to a place near Edmonton?

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 Edmonton

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from St. Louis to Edmonton

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Cheapest flights from St. Louis to Edmonton
Explore the most affordable flight options available from St. Louis to Edmonton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.