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Cheap flights from St. Louis to Winnipeg from C$ 388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Winnipeg departing on 21/9. 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 St. Louis to Winnipeg

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:29 p.m. - 3:25 p.m.-
24h 56m
Multiple Airlines Logo
5:00 p.m. - 11:32 a.m.-
18h 32m
C$ 713Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
WestJet Logo
9:45 a.m. - 10:50 p.m.-
13h 05m
WestJet Logo
9:00 p.m. - 8:53 a.m.-
11h 53m
C$ 853WestJet
Fri, 13 Nov - Sat, 21 Nov
WestJet Logo
9:45 a.m. - 10:50 p.m.-
13h 05m
WestJet Logo
5:35 p.m. - 11:23 p.m.-
5h 48m
C$ 863WestJet
Fri, 13 Nov - Sat, 21 Nov
WestJet Logo
6:30 a.m. - 12:55 a.m.-
18h 25m
WestJet Logo
6:15 a.m. - 5:38 p.m.-
11h 23m
C$ 864WestJet
Thu, 27 Aug - Thu, 3 Sep
WestJet Logo
5:47 p.m. - 11:51 a.m.-
18h 04m
WestJet Logo
5:44 p.m. - 11:16 p.m.-
5h 32m
C$ 873WestJet
Mon, 14 Sep - Mon, 21 Sep
WestJet Logo
9:45 a.m. - 10:50 p.m.-
13h 05m
WestJet Logo
7:50 a.m. - 1:26 p.m.-
29h 36m
C$ 895WestJet
Fri, 13 Nov - Sat, 21 Nov
WestJet Logo
9:45 a.m. - 11:35 a.m.-
25h 50m
WestJet Logo
6:55 p.m. - 11:15 a.m.-
16h 20m
C$ 898WestJet
Fri, 13 Nov - Sat, 21 Nov
WestJet Logo
5:37 p.m. - 11:35 a.m.-
17h 58m
WestJet Logo
5:35 p.m. - 11:23 p.m.-
5h 48m
C$ 901WestJet
Fri, 13 Nov - Sat, 21 Nov
Air Canada Logo
12:10 p.m. - 9:14 p.m.-
9h 04m
Air Canada Logo
10:50 a.m. - 6:41 p.m.-
7h 51m
C$ 916Air Canada
Mon, 21 Sep - Wed, 23 Sep
Air Canada Logo
2:40 p.m. - 9:30 p.m.-
6h 50m
Air Canada Logo
10:55 a.m. - 6:42 p.m.-
7h 47m
C$ 922Air Canada
Thu, 27 Aug - Thu, 3 Sep

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WestJet flights from St. Louis to Winnipeg

Our best WestJet deals on St. Louis to Winnipeg flight tickets
WestJet
13 Nov
STL9:45 a.m.Lambert-St Louis
13h 05m
2 stops
YWG10:50 p.m.Winnipeg
21 Nov
YWG9:00 p.m.Winnipeg
11h 53m
2 stops
STL8:53 a.m.Lambert-St Louis
C$ 853
WestJet
13 Nov
STL9:45 a.m.Lambert-St Louis
13h 05m
2 stops
YWG10:50 p.m.Winnipeg
21 Nov
YWG5:35 p.m.Winnipeg
5h 48m
1 stop
STL11:23 p.m.Lambert-St Louis
C$ 863
WestJet
27 Aug
STL6:30 a.m.Lambert-St Louis
18h 25m
2 stops
YWG12:55 a.m.Winnipeg
3 Sep
YWG6:15 a.m.Winnipeg
11h 23m
2 stops
STL5:38 p.m.Lambert-St Louis
C$ 864

United Airlines flights from St. Louis to Winnipeg

Our best United Airlines deals on St. Louis to Winnipeg flight tickets
United Airlines
13 Nov
STL8:50 a.m.Lambert-St Louis
12h 07m
1 stop
YWG8:57 p.m.Winnipeg
21 Nov
YWG8:40 a.m.Winnipeg
12h 19m
1 stop
STL8:59 p.m.Lambert-St Louis
C$ 928
United Airlines
13 Nov
STL8:50 a.m.Lambert-St Louis
12h 07m
1 stop
YWG8:57 p.m.Winnipeg
21 Nov
YWG8:40 a.m.Winnipeg
12h 19m
1 stop
STL8:59 p.m.Lambert-St Louis
C$ 1,061
United Airlines
7 Aug
STL8:00 a.m.Lambert-St Louis
14h 38m
1 stop
YWG10:38 p.m.Winnipeg
13 Aug
YWG2:00 p.m.Winnipeg
8h 00m
1 stop
STL10:00 p.m.Lambert-St Louis
C$ 1,833

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Winnipeg 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 96,600 searches. Data last updated 5 August 2026.
Use the filters below to find and compare flights from St. Louis to Winnipeg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Mon 14/9

2:29 p.m.-3:25 p.m.

2 stops24h 56m

Winnipeg

Mon 21/9

5:00 p.m.-11:32 a.m.

1 stop18h 32m

C$ 713

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Fri 13/11

9:45 a.m.-10:50 p.m.

2 stops13h 05m

Winnipeg

Sat 21/11

9:00 p.m.-8:53 a.m.

2 stops11h 53m

C$ 853

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Fri 13/11

9:45 a.m.-10:50 p.m.

2 stops13h 05m

Winnipeg

Sat 21/11

5:35 p.m.-11:23 p.m.

1 stop5h 48m

C$ 863

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Thu 27/8

6:30 a.m.-12:55 a.m.

2 stops18h 25m

Winnipeg

Thu 3/9

6:15 a.m.-5:38 p.m.

2 stops11h 23m

C$ 864

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Mon 14/9

5:47 p.m.-11:51 a.m.

1 stop18h 04m

Winnipeg

Mon 21/9

5:44 p.m.-11:16 p.m.

1 stop5h 32m

C$ 873

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Fri 13/11

9:45 a.m.-10:50 p.m.

2 stops13h 05m

Winnipeg

Sat 21/11

7:50 a.m.-1:26 p.m.

2 stops29h 36m

C$ 895

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Fri 13/11

9:45 a.m.-11:35 a.m.

2 stops25h 50m

Winnipeg

Sat 21/11

6:55 p.m.-11:15 a.m.

2 stops16h 20m

C$ 898

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Fri 13/11

5:37 p.m.-11:35 a.m.

2 stops17h 58m

Winnipeg

Sat 21/11

5:35 p.m.-11:23 p.m.

1 stop5h 48m

C$ 901

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Mon 21/9

12:10 p.m.-9:14 p.m.

1 stop9h 04m

Winnipeg

Wed 23/9

10:50 a.m.-6:41 p.m.

1 stop7h 51m

C$ 916
Quickest round-trip

St. LouisWinnipeg

STL - YWG

STLYWG

Lambert-St Louis

Thu 27/8

2:40 p.m.-9:30 p.m.

1 stop6h 50m

Winnipeg

Thu 3/9

10:55 a.m.-6:42 p.m.

1 stop7h 47m

C$ 922

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Winnipeg from

How to get the cheapest flight ticket from St. Louis to Winnipeg

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 Winnipeg?

The cheapest month to fly to Winnipeg from St. Louis is in April. Flight prices, which tend to average around C$ 0, are often lower during this time because this is during the off-season. If you are unable to visit Winnipeg during the month of April, then departing from St. Louis during the month February is also very affordable. Most momondo users find prices during this month for around C$ 0.

When to book flights from St. Louis to Winnipeg

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Winnipeg according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Winnipeg (STL to YWG) flight deals and tips

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

Fastest flight time

18h 17m

Direct flights

None
The fastest flight from St. Louis to Winnipeg takes 18h 17m
There are no direct flights from St. Louis to Winnipeg. There are no popular flight routes from St. Louis to Winnipeg.
Search flight deals

Frequently asked questions about flying from St. Louis to Winnipeg

  • How far is Lambert-St Louis to Winnipeg by plane?

    Winnipeg is 1366.3 km away from Lambert-St Louis. By plane, this route typically takes 18h 17m.

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

    Prices for flights from Lambert-St Louis Airport to Winnipeg Airport are updated daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Winnipeg Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Winnipeg Airport.

  • What documentation or ID do you need to fly to Winnipeg Airport?

    The necessary travel and health documents for your Winnipeg Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Winnipeg?

Book flights to Winnipeg if you plan to visit one of these locations
Portage la Prairie
Morden
Selkirk

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Winnipeg?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Winnipeg. momondo saves you time and could save you money on your trip.

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

Flights from St. Louis to Winnipeg with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Winnipeg?

Once you have performed a search for St. Louis to Winnipeg flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Winnipeg, momondo offers a useful price alert feature which will track prices for flights to Winnipeg from St. Louis and alert you when they change.

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