Cheap flights from Seattle (SEA) to Montreal (YMQ) from $197

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — YMQ
Mar 24 — Mar 311

The best prices from Seattle/Tacoma Intl to Montreal are usually found in November or October, booked 46 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Seattle to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

July

Cheapest in

November

Round-trip from

$276

One-way from

$241
High demand for flights, 14% potential price rise
Best time to find cheap flights, 23% potential price drop
From Seattle/Tacoma Intl to Montreal (YMQ)
One-way flight from Seattle/Tacoma Intl to Montreal (YMQ)

What is the cheapest day to fly round-trip from Seattle to Montreal?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 17% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Seattle to Montreal?

Find a great deal and save up to 186% by booking at least 47 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Montreal within the next two weeks, with the cheapest ticket starting at $250.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to Montreal. Flights to Montreal from Seattle in November are about $571 on average during November, but can be found for as low as $179.

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

It’s typically best to fly out from Seattle to Montreal in the afternoon. Doing so could potentially save you 59% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap WestJet flights from Seattle to Montreal

Explore cheap flight options specifically provided by WestJet for the route between Seattle and Montreal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the lowest-priced WestJet flights heading from Seattle to Montreal. Come back soon if you're not finding the exact deal you're looking for.
Thu 5/21:50 pmSEA - YUL
1 stop7h 41mWestJet
Wed 5/87:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$445
Fri 5/31:50 pmSEA - YUL
1 stop7h 41mWestJet
Mon 5/67:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$474
Fri 5/31:50 pmSEA - YUL
1 stop7h 41mWestJet
Tue 5/77:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/19$476
Fri 5/31:50 pmSEA - YUL
1 stop7h 41mWestJet
Tue 5/77:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$478
Thu 5/27:40 amSEA - YUL
Nonstop5h 16mWestJet
Wed 5/87:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$491
Sat 5/257:00 amSEA - YUL
1 stop14h 31mWestJet
Tue 5/287:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$534
Mon 5/207:00 amSEA - YUL
1 stop14h 31mWestJet
Thu 5/307:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$547
Thu 6/61:50 pmSEA - YUL
1 stop7h 41mWestJet
Sun 6/97:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$629
Tue 7/161:50 pmSEA - YUL
1 stop7h 40mWestJet
Sat 7/275:55 pmYUL - SEA
2 stops29h 26mWestJet
Deal found 3/18$631

Cheap Delta flights from Seattle to Montreal

Explore cheap flight options specifically provided by Delta for the route between Seattle and Montreal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a gander at the lowest prices we've found on Delta flights from Seattle to Montreal. Check back soon if you're not seeing flights that suit your needs.
Tue 4/1611:05 pmSEA - YUL
1 stop9h 06mDelta
Tue 4/236:00 amYUL - SEA
2 stops13h 14mDelta
Deal found 3/17$483
Tue 4/1611:35 pmSEA - YUL
2 stops12h 31mDelta
Tue 4/236:00 amYUL - SEA
2 stops12h 12mDelta
Deal found 3/17$488
Mon 4/1511:05 pmSEA - YUL
1 stop9h 06mDelta
Tue 4/3012:01 pmYUL - SEA
1 stop10h 44mDelta
Deal found 3/17$498
Mon 4/1511:15 pmSEA - YUL
2 stops12h 51mDelta
Tue 4/3012:01 pmYUL - SEA
1 stop10h 44mDelta
Deal found 3/17$507
Wed 4/175:55 amSEA - YUL
2 stops12h 27mDelta
Tue 4/3012:01 pmYUL - SEA
1 stop10h 44mDelta
Deal found 3/17$508
Mon 4/1511:15 pmSEA - YUL
2 stops12h 51mDelta
Tue 4/3010:00 amYUL - SEA
2 stops11h 29mDelta
Deal found 3/17$512
Mon 4/1512:35 amSEA - YUL
2 stops11h 31mDelta
Tue 4/236:00 amYUL - SEA
2 stops12h 12mDelta
Deal found 3/17$518
Tue 4/1611:05 pmSEA - YUL
1 stop9h 06mDelta
Fri 4/191:02 pmYUL - SEA
1 stop12h 30mDelta
Deal found 3/18$519
Mon 4/1511:05 pmSEA - YUL
1 stop9h 06mDelta
Mon 4/227:00 amYUL - SEA
1 stop13h 00mDelta
Deal found 3/18$524

Cheap Seattle to Montreal flights in March & April 2024

Find cheap flight options from Seattle to Montreal specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Montreal in 2024. For more flight deals, be sure to check back very soon.
Tue 4/1610:44 amSEA - YUL
2 stops24h 46mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$450
Tue 4/1611:05 pmSEA - YUL
1 stop9h 06mDelta
Tue 4/236:00 amYUL - SEA
2 stops13h 14mDelta
Deal found 3/17$483
Mon 4/159:38 amSEA - YUL
3 stops30h 22mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$484
Tue 4/169:38 amSEA - YUL
3 stops26h 47mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$486
Tue 4/1611:35 pmSEA - YUL
2 stops12h 31mDelta
Tue 4/236:00 amYUL - SEA
2 stops12h 12mDelta
Deal found 3/17$488
Mon 4/1511:05 pmSEA - YUL
1 stop9h 06mDelta
Tue 4/3012:01 pmYUL - SEA
1 stop10h 44mDelta
Deal found 3/17$498
Tue 4/169:38 amSEA - YUL
2 stops25h 52mMultiple Airlines
Tue 4/307:00 amYUL - SEA
1 stop8h 56mMultiple Airlines
Deal found 3/17$504
Tue 4/169:38 amSEA - YUL
2 stops25h 52mMultiple Airlines
Thu 5/27:00 amYUL - SEA
1 stop8h 56mMultiple Airlines
Deal found 3/17$505
Mon 4/1511:15 pmSEA - YUL
2 stops12h 51mDelta
Tue 4/3012:01 pmYUL - SEA
1 stop10h 44mDelta
Deal found 3/17$507

Seattle to Montreal 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Montreal in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Montreal in 2024. For more flight deals, be sure to check back very soon.
Thu 5/21:50 pmSEA - YUL
1 stop7h 41mWestJet
Wed 5/87:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$445
Tue 4/1610:44 amSEA - YUL
2 stops24h 46mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$450
Fri 5/31:50 pmSEA - YUL
1 stop7h 41mWestJet
Mon 5/67:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$474
Fri 5/31:50 pmSEA - YUL
1 stop7h 41mWestJet
Tue 5/77:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$478
Tue 4/1611:05 pmSEA - YUL
1 stop9h 06mDelta
Tue 4/236:00 amYUL - SEA
2 stops13h 14mDelta
Deal found 3/17$483
Mon 4/159:38 amSEA - YUL
3 stops30h 22mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$484
Tue 4/169:38 amSEA - YUL
3 stops26h 47mMultiple Airlines
Sun 4/281:15 pmYUL - SEA
1 stop12h 20mMultiple Airlines
Deal found 3/17$486
Tue 4/1611:35 pmSEA - YUL
2 stops12h 31mDelta
Tue 4/236:00 amYUL - SEA
2 stops12h 12mDelta
Deal found 3/17$488
Thu 5/27:40 amSEA - YUL
Nonstop5h 16mWestJet
Wed 5/87:00 amYUL - SEA
1 stop8h 56mWestJet
Deal found 3/18$491

Non-stop flights to Montreal from Seattle

Discover non-stop flight options from Seattle to Montreal. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
If you're seeking options on non-stop flights from Seattle to Montreal, check out these fares. If you're looking for other options for flights from Seattle to Montreal, make sure to update the search form at the top of page.
Thu 5/27:40 amSEA - YUL
Nonstop5h 16mLufthansa
Wed 5/86:45 pmYUL - SEA
Nonstop5h 46mLufthansa
Deal found 3/18$496
Mon 5/207:40 amSEA - YUL
Nonstop5h 16mAir Canada
Thu 5/306:30 pmYUL - SEA
Nonstop5h 46mAir Canada
Deal found 3/18$516
Thu 5/27:40 amSEA - YUL
Nonstop5h 16mUnited Airlines
Wed 5/86:45 pmYUL - SEA
Nonstop5h 46mUnited Airlines
Deal found 3/17$519
Mon 5/207:40 amSEA - YUL
Nonstop5h 16mAir Canada
Wed 5/296:30 pmYUL - SEA
Nonstop5h 46mAir Canada
Deal found 3/18$616
Mon 6/107:40 amSEA - YUL
Nonstop5h 16mAir Canada
Sat 6/156:30 pmYUL - SEA
Nonstop5h 46mAir Canada
Deal found 3/18$617
Sun 8/117:40 amSEA - YUL
Nonstop5h 06mAir Canada
Sat 8/176:30 pmYUL - SEA
Nonstop5h 55mAir Canada
Deal found 3/18$628
Mon 6/177:40 amSEA - YUL
Nonstop5h 16mAir Canada
Mon 6/246:30 pmYUL - SEA
Nonstop5h 55mAir Canada
Deal found 3/18$667
Fri 8/97:40 amSEA - YUL
Nonstop5h 06mAir Canada
Mon 8/126:30 pmYUL - SEA
Nonstop5h 55mAir Canada
Deal found 3/18$672
Sat 7/67:40 amSEA - YUL
Nonstop5h 06mAir Canada
Mon 7/226:30 pmYUL - SEA
Nonstop5h 55mAir Canada
Deal found 3/18$692

Seattle to Montreal flights leaving soon

Find last-minute flight options from Seattle to Montreal for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Book one of these great deals on flights from Seattle to Montreal. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 3/2512:30 amSEA - YUL
2 stops11h 41mDelta
Tue 4/212:05 pmYUL - SEA
1 stop13h 20mDelta
Deal found 3/18$560
Mon 3/2512:30 amSEA - YUL
2 stops11h 41mDelta
Tue 4/210:00 amYUL - SEA
2 stops13h 23mDelta
Deal found 3/18$565
Mon 3/257:37 amSEA - YUL
1 stop24h 38mDelta
Mon 4/112:05 pmYUL - SEA
1 stop10h 45mDelta
Deal found 3/18$664
Mon 3/2511:09 pmSEA - YUL
1 stop9h 06mDelta
Mon 4/16:15 amYUL - SEA
2 stops20h 14mDelta
Deal found 3/18$671
Mon 3/2510:15 pmSEA - YUL
2 stops13h 56mDelta
Mon 4/16:15 amYUL - SEA
2 stops20h 14mDelta
Deal found 3/18$676
Tue 3/2610:31 pmSEA - YUL
1 stop12h 06mAmerican Airlines
Tue 4/22:20 pmYUL - SEA
1 stop10h 50mAmerican Airlines
Deal found 3/18$874
Sun 3/2412:59 amSEA - YUL
1 stop10h 55mWestJet Encore
Mon 4/12:20 pmYUL - SEA
1 stop10h 50mWestJet Encore
Deal found 3/18$947

One-way flights to Montreal from Seattle

Search for one-way flight options from Seattle to Montreal. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users in need of a one-way flight from Seattle to Montreal can choose from these deals. Users in need of a round-trip flight from Seattle to Montreal instead should update the search form at the top of page.
Wed 5/159:55 amSEA - YUL
2 stops49h 05mMultiple Airlines
Deal found 3/18$197
Sat 5/187:37 pmSEA - YUL
2 stops12h 28mDelta
Deal found 3/18$201
Mon 5/137:37 pmSEA - YUL
2 stops12h 28mDelta
Deal found 3/18$211
Mon 4/88:45 pmSEA - YUL
3 stops39h 40mMultiple Airlines
Deal found 3/18$212
Mon 4/88:45 pmSEA - YUL
3 stops39h 40mMultiple Airlines
Deal found 3/18$213
Mon 4/88:45 pmSEA - YUL
2 stops38h 45mMultiple Airlines
Deal found 3/18$214
Mon 4/88:45 pmSEA - YUL
2 stops38h 45mMultiple Airlines
Deal found 3/18$218
Mon 5/137:40 amSEA - YUL
Nonstop5h 16mAir Canada
Deal found 3/18$233
Sun 6/97:40 amSEA - YUL
Nonstop5h 16mAir Canada
Deal found 3/18$238

Find flights from Seattle to Montreal within your budget

Customize your flight search to find flights from Seattle to Montreal 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$445 - $539

Route

Depart

Return

Price

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 5/2

1 stop7h 41m

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

1 stop8h 56m

$445

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 4/16

2 stops24h 46m

Montreal Pierre Elliott Trudeau Intl

Sun 4/28

1 stop12h 20m

$450

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 5/3

1 stop7h 41m

Montreal Pierre Elliott Trudeau Intl

Mon 5/6

1 stop8h 56m

$474

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 4/16

1 stop9h 06m

Montreal Pierre Elliott Trudeau Intl

Tue 4/23

2 stops13h 14m

$483

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 5/2

Nonstop5h 16m

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

Nonstop5h 46m

$496

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 7/1

1 stop9h 42m

Montreal Pierre Elliott Trudeau Intl

Fri 7/5

1 stop14h 08m

$502

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 4/23

2 stops12h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 4/29

1 stop8h 27m

$509

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 5/2

Nonstop5h 16m

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

1 stop11h 13m

$525

Seattle/Tacoma IntlMontreal Pierre Elliott Trudeau Intl

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 4/12

1 stop10h 54m

Montreal Pierre Elliott Trudeau Intl

Sat 4/20

1 stop10h 40m

$539

Flights are sorted by cheapest first

Deals found on 3/18

When is the best time to book a flight from Seattle to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Montreal. Price data was last updated on January 28, 2024.
The price you pay for your flight from Seattle to Montreal may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Seattle to Montreal?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Montreal. Price data was last updated on March 17, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Montreal flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Montreal by month

Plan your trip from Seattle to Montreal by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Montreal is currently $215 while a round-trip flight costs $491. Price data was last updated on March 10, 2024.

Currently, February is the cheapest month in which you can book a flight from Seattle to Montreal (average of $245). Flying from Seattle to Montreal in July is currently the most expensive (average of $452). 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.

January

$267

February

$245

March

$318

April

$320

May

$333

June

$414

July

$452

August

$438

September

$388

October

$338

November

$299

December

$274

Temperature and rainfall in Montreal by month

Plan your trip to Montreal by taking into account the average temperature and rainfall totals by month.

YMQ

Temperature

15.8 - 71.6 °F

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated March 19, 2024.
To help decide which airline to fly from Seattle to Montreal, see what other customers have to say about WestJet, Delta and Sun Country Air. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,551 reviews
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.5
Good
3,066 reviews
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,602 reviews
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
15,312 reviews
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
704 reviews
8.1
Very good
11,551 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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 5 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

    Yes, there are multiple flights from Seattle to Montreal for under $500. The cheapest flight booked recently is on WestJet for just $445, but on average you can expect to pay $489.

  • Are there nonstop flights from Seattle to Montreal for under $500 on Cheapflights?

    Cheapflights has at least 20 direct flights from Seattle to Montreal under $500. A good price for a nonstop flight from Seattle to Montreal is less than $709.

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

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

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

    Our cheapest airline available from Seattle to Montreal is WestJet. Our recent data shows that you can find tickets from as low as $445 on this airline. Additional options worth looking into are Delta and Lufthansa, starting at $483 and $496 round-trip. WestJet is priced at 22% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $201. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from Seattle to Montreal for a low price.

  • What are the most popular airlines that fly from Seattle to Montreal?

  • What are the cheapest flights from Seattle to Montreal?

    Looking for the cheapest flight from Seattle to Montreal? While on average our users pay $1,436, our data indicates the cheapest price to be $272. The most popular route (Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $412.

  • What does SEA to YUL mean?

    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. Ready for more IATA code knowledge? These are related airports for your current travel destination: Montreal St Hubert Airport (YHU).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Montreal
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Seattle to Montreal

Discover the top 5 airlines that operate flights from Seattle to Montreal. 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$210Average$546FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest$287Average$578FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$322Average$764FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$381Average$584FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$382Average$636FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Seattle to Montreal by cabin class

Find flights from Seattle to Montreal, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Montreal?

When you search for this flight from Seattle to Montreal, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Montreal?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Montreal.

Can Cheapflights find flights from Seattle to Montreal with no change fees?

Yes, we can. To see specific flights from Seattle to Montreal with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Montreal become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.