What are the cheapest airlines flying from Seattle to Montreal round-trip?

Cheapflights users have booked flights from Seattle to Montreal round-trip from C$ 549. Other airlines that can offer you cheap pricing are Delta, from C$ 624, and Air Canada, from C$ 657. WestJet is 22% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Montreal one-way?

The cheapest airlines for a one-way flight from Seattle to Montreal are WestJet (C$ 250), Delta (C$ 273), and Air Canada (C$ 299).

What are the cheapest flights from Seattle to Montreal?

On average you can expect to pay C$ 913 for a flight from Seattle to Montreal. The cheapest flight overall is C$ 282 while the most popular route, (Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 488.

Can I find flights from Seattle to Montreal for under C$ 500 on Cheapflights?

Yes, there are multiple flights from Seattle to Montreal for under C$ 500. The cheapest flight booked recently is on Multiple Airlines for just C$ 488, but on average you can expect to pay C$ 583.

Are there direct flights from Seattle to Montreal for under C$ 800 on Cheapflights?

Cheapflights has 20 direct flights from Seattle to Montreal under C$ 800. A good price for a direct flight from Seattle to Montreal is less than C$ 964.

Are there last-minute flights available from Seattle to Montreal for under C$ 600?

There are currently 20+ open flights from Seattle to Montreal within the next 7 days for less than C$ 600.

Which airlines flying from Seattle/Tacoma Intl to Montreal have flexible changes due to COVID-19?

Air Canada is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

What is the cheapest month to fly from Seattle to Montreal?

The best pricing can be found in the month of October. Prices to Montreal from Seattle average C$ 712. You can even find prices in October for less than C$ 712, as users have found deals to Montreal from as low as C$ 334. The month of July appears to be one of the more expensive times to travel to Montreal from Seattle. Flying in the targeted month can save you up to 22%.

When is the cheapest time to fly from Seattle to Montreal (SEA - YMQ)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Montreal as you normally would.

What airport do you fly from for flights from Seattle to Montreal?

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Montreal. On average, Seattle/Tacoma Intl has 0 outbound flights to Montreal per day from 1 airline. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

Cheap Flights from Seattle to Montreal from C$ 223

How to find the cheapest flight from Seattle (SEA) to Montreal (YMQ)

Popular in	July
Cheapest in	October
Round-trip from	C$ 568
One-way from	C$ 250

High demand for flights, 18% potential price rise

Search Deals

Best time to find cheap flights, 20% potential price drop

Search Deals

From Seattle/Tacoma Intl to Montreal (YMQ)

Search Deals

One-way flight from Seattle/Tacoma Intl to Montreal (YMQ)

Search Deals

SEA - YMQ Price	C$ 418 - C$ 640
YMQ Temperature	-9 - 22 °C
YMQ Rainfall	64 - 111 mm

SEA - YMQ

Price

C$ 418 - C$ 640

YMQ

Temperature

-9 - 22 °C

YMQ

Rainfall

64 - 111 mm

Travellers have found it’s best to book a flight 23 days in advance to save up to 45% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 23 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Montreal 1-2 weeks in advance for as low as C$ 885, or C$ 1,154 for flights within the next 24 hours.

Cheap flights from Seattle to Montreal in May, June 2023

These are some of the most attractive deals on flights from Seattle to Montreal in 2023. Check back in a little while for more flight options.

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

7h 50m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 29m

C$ 594

Multiple Airlines

Deal found 29/5

27 Jun. - 13 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 51m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 50m

C$ 657

Air Canada

Deal found 29/5

20 Jun. - 28 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

7h 32m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

13h 15m

C$ 681

Air Canada

Deal found 29/5

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

7h 50m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

17h 15m

C$ 726

Multiple Airlines

Deal found 29/5

27 Jun. - 1 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 47m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 50m

C$ 731

Multiple Airlines

Deal found 29/5

27 Jun. - 2 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

11h 13m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

8h 22m

C$ 757

Multiple Airlines

Deal found 29/5

28 Jun. - 5 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

16h 35m

C$ 776

Multiple Airlines

Deal found 29/5

28 Jun. - 2 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

12h 14m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

8h 22m

C$ 778

Air Canada

Deal found 29/5

27 Jun. - 13 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

11h 13m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

16h 16m

C$ 780

United Airlines

Deal found 29/5

Seattle to Montreal 2023 flight deals

These are some of the most attractive deals on flights from Seattle to Montreal in 2023. Check back in a little while for more flight options.

23 Aug. - 29 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 49m

C$ 488

Multiple Airlines

Deal found 29/5

14 Aug. - 21 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 49m

C$ 495

Multiple Airlines

Deal found 29/5

19 Jul. - 24 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 49m

C$ 526

Multiple Airlines

Deal found 30/5

23 Aug. - 29 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

11h 39m

C$ 538

Multiple Airlines

Deal found 29/5

16 Aug. - 30 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

13h 39m

C$ 549

WestJet

Deal found 28/5

23 Aug. - 15 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

25h 44m

C$ 570

WestJet

Deal found 29/5

22 Jul. - 24 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 49m

C$ 578

Multiple Airlines

Deal found 29/5

19 Jul. - 24 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

14h 24m

C$ 581

Multiple Airlines

Deal found 30/5

24 Aug. - 29 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

17h 03m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

13h 39m

C$ 585

WestJet

Deal found 29/5

Cheap WestJet flights from Seattle to Montreal

Consider these cheap WestJet flights we've found departing from Seattle to Montreal. Make sure to check back often as deals are often changing.

16 Aug. - 30 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

13h 39m

C$ 549

WestJet

Deal found 28/5

23 Aug. - 15 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

25h 44m

C$ 570

WestJet

Deal found 29/5

24 Aug. - 29 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

17h 03m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

13h 39m

C$ 585

WestJet

Deal found 29/5

17 Aug. - 26 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

19h 59m

C$ 601

WestJet

Deal found 28/5

5 Sep. - 12 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

20h 40m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

20h 34m

C$ 604

WestJet

Deal found 30/5

24 Aug. - 15 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

25h 46m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

25h 44m

C$ 606

WestJet

Deal found 29/5

17 Aug. - 26 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

15h 08m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

19h 59m

C$ 608

WestJet

Deal found 28/5

23 Aug. - 16 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

25h 44m

C$ 623

WestJet

Deal found 29/5

7 Sep. - 13 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

17h 28m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

20h 34m

C$ 627

WestJet

Deal found 30/5

Cheap Delta flights from Seattle to Montreal

Some of the best deals we've found on Delta flights travelling from Seattle to Montreal. Check back soon if you're not seeing flights that suit your needs.

27 Oct. - 31 Oct.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

12h 46m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

14h 00m

C$ 624

Delta

Deal found 30/5

26 Aug. - 30 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

12h 02m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

11h 32m

C$ 653

Delta

Deal found 29/5

23 Aug. - 29 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

12h 56m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

11h 34m

C$ 674

Delta

Deal found 29/5

6 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

9h 16m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

11h 31m

C$ 1,456

Delta

Deal found 29/5

6 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

9h 16m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

13h 28m

C$ 1,493

Delta

Deal found 29/5

6 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

10h 56m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 35m

C$ 1,544

Delta

Deal found 29/5

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

10h 56m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 35m

C$ 2,223

Delta

Deal found 30/5

7 Jun. - 12 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

12h 25m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

9h 37m

C$ 2,287

Delta

Deal found 30/5

7 Jun. - 12 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

10h 56m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

12h 15m

C$ 3,366

Delta

Deal found 30/5

Direct flights to Montreal from Seattle

If you're seeking options on non-stop flights from Seattle to Montreal, check out these fares. Search for alternative flights from Seattle to Montreal by utilizing the search form above.

6 Sep. - 15 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 730

Air Canada

Deal found 30/5

15 Oct. - 18 Oct.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 746

Air Canada

Deal found 29/5

6 Sep. - 13 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 775

Air Canada

Deal found 30/5

11 Jul. - 23 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 818

United Airlines

Deal found 30/5

14 Sep. - 17 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 863

Air Canada

Deal found 29/5

4 Sep. - 8 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 878

Air Canada

Deal found 29/5

1 Oct. - 6 Oct.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 888

Air Canada

Deal found 28/5

26 Aug. - 13 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 924

Air Canada

Deal found 29/5

15 Jul. - 23 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

Nonstop

5h 00m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 59m

C$ 968

United Airlines

Deal found 29/5

Last minute flights from Seattle to Montreal

Book one of these great deals on flights from Seattle to Montreal. Users should examine the flight details to ensure there are no surprises.

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

7h 50m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 29m

C$ 594

Multiple Airlines

Deal found 29/5

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

7h 50m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

17h 15m

C$ 726

Multiple Airlines

Deal found 29/5

8 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

21h 39m

C$ 816

WestJet

Deal found 30/5

8 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

23h 40m

C$ 817

WestJet

Deal found 30/5

9 Jun. - 11 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

29h 19m

C$ 854

WestJet

Deal found 29/5

8 Jun. - 12 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 24m

C$ 922

WestJet

Deal found 30/5

9 Jun. - 11 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

15h 08m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

29h 19m

C$ 927

WestJet

Deal found 29/5

7 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

17h 03m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

1 stop

23h 40m

C$ 934

WestJet

Deal found 29/5

8 Jun. - 10 Jun.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

15h 08m

YUL

Montreal Pierre Elliott Trudeau Intl

SEA

Seattle/Tacoma Intl

2 stops

21h 39m

C$ 983

WestJet

Deal found 30/5

One-way flights to Montreal from Seattle

If you're seeking multiple options on one-way flights from Seattle to Montreal, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Seattle to Montreal should utilize the search form at the top of the page.

14 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

C$ 223

Multiple Airlines

Deal found 29/5

29 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

20h 10m

C$ 242

Multiple Airlines

Deal found 28/5

13 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

8h 43m

C$ 250

WestJet

Deal found 29/5

19 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

C$ 262

Multiple Airlines

Deal found 29/5

29 Sep.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

C$ 264

Multiple Airlines

Deal found 28/5

26 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

12h 02m

C$ 273

Delta

Deal found 30/5

4 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

15h 45m

C$ 281

Multiple Airlines

Deal found 28/5

25 Aug.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

1 stop

13h 45m

C$ 292

Multiple Airlines

Deal found 30/5

22 Jul.

SEA

Seattle/Tacoma Intl

YUL

Montreal Pierre Elliott Trudeau Intl

2 stops

13h 10m

C$ 299

Air Canada

Deal found 29/5

Find flights from Seattle to Montreal within your budget

Fly from

Fly to

Budget

C$ 488 - C$ 657

Route

Depart

Return

Price

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 23/8

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 29/8

1 stop17h 49m

C$ 488

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 14/8

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 21/8

1 stop17h 49m

C$ 495

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 19/7

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 24/7

1 stop17h 49m

C$ 526

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 23/8

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 29/8

2 stops11h 39m

C$ 538

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 16/8

1 stop8h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 30/8

1 stop13h 39m

C$ 549

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 23/8

1 stop8h 43m

Montreal Pierre Elliott Trudeau Intl

Fri 15/9

1 stop25h 44m

C$ 570

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 24/8

1 stop17h 03m

Montreal Pierre Elliott Trudeau Intl

Tue 29/8

1 stop13h 39m

C$ 585

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 27/10

2 stops12h 46m

Montreal Pierre Elliott Trudeau Intl

Tue 31/10

2 stops14h 00m

C$ 624

Pick Dates

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 27/6

1 stop8h 51m

Montreal Pierre Elliott Trudeau Intl

Thu 13/7

1 stop16h 50m

C$ 657

Pick Dates

Flights are sorted by cheapest first

Deals found on 29/5

Related info for your journey

Seattle/Tacoma Intl Airport is SEA and Montreal Pierre Elliott Trudeau Intl Airport is YUL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Montreal St Hubert Airport (YHU).

Top airline flying from Seattle to Montreal

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Air Canada	CheapestC$ 315	AverageC$ 916	FlexibilityNo cancel fee	On-time67%	COVID-19 safety	Search Air Canada flights

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Hourly flight availability from Seattle to Montreal

0%of flight departures	Early morningMidnight to 6 am
100%of flight departures	Morning6 am to noon
0%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Midnight

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Cheap flights from Seattle to Montreal from C$ 223

This is the cheapest one-way flight price, found on 29/5. Prices may vary by date and flight preferences.

How to find the cheapest flight from Seattle (SEA) to Montreal (YMQ)

All the information you need to plan the best SEA to YMQ flight in 2023: compare Seattle to Montreal flight prices with the expected peak season, weather and rainfall in Montreal.

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Cheap flights from Seattle to Montreal in May, June 2023

The best prices found for SEA to YMQ flights for May, June

These are some of the most attractive deals on flights from Seattle to Montreal in 2023. Check back in a little while for more flight options.

Seattle to Montreal 2023 flight deals

Cheap flights to Montreal from Seattle found for this year

These are some of the most attractive deals on flights from Seattle to Montreal in 2023. Check back in a little while for more flight options.

Cheap WestJet flights from Seattle to Montreal

Consider these cheap WestJet flights we've found departing from Seattle to Montreal. Make sure to check back often as deals are often changing.

Cheap Delta flights from Seattle to Montreal

Some of the best deals we've found on Delta flights travelling from Seattle to Montreal. Check back soon if you're not seeing flights that suit your needs.

Direct flights to Montreal from Seattle

Save time with Seattle to Montreal direct flight deals

If you're seeking options on non-stop flights from Seattle to Montreal, check out these fares. Search for alternative flights from Seattle to Montreal by utilizing the search form above.

Last minute flights from Seattle to Montreal

Late deals on round-trip flights to Montreal from Seattle, departing today and this week

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One-way flights to Montreal from Seattle

The cheapest one-way flights from Seattle to Montreal

If you're seeking multiple options on one-way flights from Seattle to Montreal, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Seattle to Montreal should utilize the search form at the top of the page.

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Related info for your journey

Useful info, stats and facts about Seattle to Montreal flights.

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Which airlines flying from Seattle/Tacoma Intl to Montreal have flexible changes due to COVID-19?

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Top airline flying from Seattle to Montreal

The chart below displays the airlines Cheapflights users travelling from Seattle to Montreal choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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Hourly flight availability from Seattle to Montreal

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