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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri from C$ 330

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — STL
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Missouri
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Tue 1/911:23 a.m.
YUL
-
MCI
1 stop13h 36m
United Airlines
Tue 8/911:10 a.m.
MCI
-
YUL
1 stop7h 35m
United Airlines
Deal found 28/7C$ 583
Wed 9/92:20 p.m.
YUL
-
MCI
2 stops8h 27m
United Airlines
Sat 12/911:22 a.m.
MCI
-
YUL
2 stops9h 44m
United Airlines
Deal found 24/7C$ 584
Wed 2/912:30 p.m.
YUL
-
STL
1 stop12h 44m
American Airlines
Wed 9/97:26 a.m.
STL
-
YUL
2 stops13h 16m
American Airlines
Deal found 27/7C$ 590
Wed 11/117:00 a.m.
YUL
-
MCI
1 stop8h 49m
Delta
Sun 15/115:31 p.m.
MCI
-
YUL
1 stop5h 27m
Delta
Deal found 26/7C$ 611
Thu 15/1012:30 p.m.
YUL
-
STL
1 stop9h 38m
American Airlines
Mon 19/105:27 p.m.
STL
-
YUL
1 stop17h 17m
American Airlines
Deal found 28/7C$ 614
Mon 31/85:34 p.m.
YUL
-
MCI
1 stop8h 01m
American Airlines
Wed 2/97:35 a.m.
MCI
-
YUL
1 stop6h 54m
American Airlines
Deal found 27/7C$ 622
Fri 2/105:34 p.m.
YUL
-
STL
1 stop17h 46m
American Airlines
Wed 14/105:00 a.m.
STL
-
YUL
1 stop10h 52m
American Airlines
Deal found 25/7C$ 629
Thu 5/116:00 a.m.
YUL
-
MCI
1 stop4h 47m
Delta
Mon 9/115:31 p.m.
MCI
-
YUL
1 stop5h 27m
Delta
Deal found 27/7C$ 638
Mon 17/812:47 p.m.
YUL
-
MCI
1 stop9h 03m
Delta
Mon 24/83:58 p.m.
MCI
-
YUL
1 stop6h 54m
Delta
Deal found 24/7C$ 639
Sat 19/93:25 p.m.
YUL
-
MCI
1 stop9h 34m
United Airlines
Wed 23/910:00 a.m.
MCI
-
YUL
2 stops8h 45m
United Airlines
Deal found 28/7C$ 648
Mon 2/112:46 p.m.
YUL
-
MCI
1 stop10h 10m
Delta
Sat 7/1112:33 p.m.
MCI
-
YUL
1 stop9h 49m
Delta
Deal found 26/7C$ 649
Sat 15/89:15 a.m.
YUL
-
MCI
1 stop6h 35m
United Airlines
Sat 22/812:10 p.m.
MCI
-
YUL
1 stop6h 35m
United Airlines
Deal found 28/7C$ 650

Find flight deals from Pierre Elliott Trudeau Intl to Missouri

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Missouri flight deals. Data was last updated 29 July 2026.

Round-trip from

C$ 583

One-way from

C$ 330

Popular in

May

Cheapest in

February

Average price

C$ 755
United Airlines
  • United Airlines
  • 1/9-2/9
  • 3 total stops
  • 20h 00m total
  • Montreal to Missouri
Search Deals
American Airlines
  • American Airlines
  • 30/9
  • 1 total stop
  • 12h 56m total
  • Montreal to Missouri
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Missouri 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, Cheapflights users made 629,999 searches. Data last updated 29 July 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 14/11

2:13 p.m.-7:55 p.m.

1 stop6h 42m

Kansas City

Tue 17/11

6:10 a.m.-1:28 p.m.

1 stop6h 18m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 3/10

6:00 a.m.-1:18 p.m.

1 stop8h 18m

Kansas City

Wed 7/10

4:23 p.m.-11:59 p.m.

1 stop6h 36m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 15/8

9:15 a.m.-2:50 p.m.

1 stop6h 35m

Kansas City

Sat 22/8

12:10 p.m.-7:45 p.m.

1 stop6h 35m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 26/8

7:00 a.m.-3:14 p.m.

1 stop9h 14m

Kansas City

Wed 2/9

10:38 a.m.-6:54 p.m.

1 stop7h 16m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 11/11

3:00 p.m.-8:39 p.m.

1 stop6h 39m

Kansas City

Tue 17/11

6:10 a.m.-1:28 p.m.

1 stop6h 18m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

3:00 p.m.-8:39 p.m.

1 stop6h 39m

Kansas City

Wed 18/11

11:33 a.m.-7:48 p.m.

1 stop7h 15m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

2:20 p.m.-9:44 p.m.

2 stops8h 24m

Kansas City

Sat 5/9

7:30 a.m.-7:45 p.m.

2 stops11h 15m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

6:10 a.m.-5:30 p.m.

1 stop12h 20m

Kansas City

Wed 2/9

6:00 a.m.-2:40 p.m.

2 stops7h 40m

C$ 583

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 24/11

6:15 p.m.-11:58 p.m.

1 stop6h 43m

Kansas City

Sat 28/11

3:30 p.m.-11:37 p.m.

1 stop7h 07m

C$ 584

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 15/10

12:30 p.m.-9:08 p.m.

1 stop9h 38m

Lambert-St Louis

Mon 19/10

5:27 p.m.-11:44 a.m.

1 stop17h 17m

C$ 628

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/7

Showing 1-10 of 38 resultsSorted by cheapest first
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Best time to book a flight from Pierre Elliott Trudeau Intl to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Missouri

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri (average of C$ 703). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in December is currently the most expensive (average of C$ 1,295). 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.

What is the cheapest time of day to fly from YUL to MO?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri as you normally would.

Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2026.

The most flights from YUL to USMO are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

Airfare is below average for this route at the moment.
Montreal Pierre Elliott Trudeau Intl Airport to Missouri flights typically cost between C$ 624 and C$ 1,113 in September.
The cheapest round-trip price found within the last 5 days was C$ 590 on American Airlines (2 Sep-9 Sep).

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated 29 July 2026.
Read reviews from past customers who have flown Delta,United Airlines, andWestJet from Montreal Pierre Elliott Trudeau Intl Airport to Missouri. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,486 reviews
Check prices

Entertainment

7.8

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,486 reviews
Delta
7.8
Good
8,486 reviews
Check prices

Entertainment

7.8

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
10,050 reviews
Delta
7.8
Good
8,486 reviews
Check prices

Entertainment

7.8

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
WestJet
7.2
Good
3,415 reviews
Delta
7.8
Good
8,486 reviews
Check prices

Entertainment

7.8

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,404 reviews
Delta
7.8
Good
8,486 reviews
Check prices

Entertainment

7.8

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Missouri. 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 Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    United Airlines, Delta, and American Airlines can get you from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in just under 6h 42m. Your travel time can differ by up to 2h 56m. Airlines will cover a distance of 1846 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    Most travellers choose Montreal Pierre Elliott Trudeau Intl - Kansas City, Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis or Montreal Pierre Elliott Trudeau Intl - Cape Girardeau when deciding on the best route from Montreal Pierre Elliott Trudeau Intl Airport to Missouri.

  • What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    No one likes to see their flight delayed. When booking a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri consider choosing United Airlines (64%), Air Canada (59%) or Jazz (50%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Missouri that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Missouri.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Missouri?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Missouri 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 Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri (average of C$ 703). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in December is currently the most expensive (average of C$ 1,295). 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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Alternative routes for Pierre Elliott Trudeau Intl to Missouri

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Top 4 airlines flying from Pierre Elliott Trudeau Intl to Missouri

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 569AverageC$ 777FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 663AverageC$ 819FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 696AverageC$ 1,007FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 734AverageC$ 835FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Missouri?

Cheapflights helps you search for flights from Pierre Elliott Trudeau Intl to Missouri via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Missouri?

Millions of users choose and trust Cheapflights to book the best flight deals from Pierre Elliott Trudeau Intl to Missouri for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Missouri with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to Missouri, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Missouri become cheaper?

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Missouri flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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