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Cheap flights from Seattle to Toronto Kitchener-Waterloo Airport from C$ 308

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 11/6. 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 — YKF
3 May — 10 May1
1 adult
Fri 3/5
Fri 10/5

How far in advance should I book a flight from Seattle to Toronto Kitchener-Waterloo Airport?

Travellers have found it’s best to book a flight 38 days in advance to save up to 165% 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 38 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 Toronto Kitchener-Waterloo Airport 1-2 weeks in advance for as low as C$ 571, or C$ 850 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Toronto Kitchener-Waterloo Airport?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Toronto Kitchener-Waterloo Airport. Flights to Toronto Kitchener-Waterloo Airport from Seattle in February are about C$ 759 on average during February, but can be found for as low as C$ 232.

When is the cheapest time to fly from Seattle to Toronto Kitchener-Waterloo Airport (SEA - YKF)?

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

Cheap WestJet flights from Seattle to Kitchener-Waterloo

Explore cheap flight options specifically provided by WestJet for the route between Seattle and Kitchener-Waterloo. 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 490,828 searches. Data last updated 28 April 2024.
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Sat 8/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 644
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Sat 8/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 645
Tue 27/87:00 a.m.SEA - YKF
1 stop7h 23mWestJet
Mon 2/96:15 a.m.YKF - SEA
2 stops11h 31mWestJet
Deal found 28/4C$ 666
Mon 15/77:00 a.m.SEA - YKF
1 stop14h 52mWestJet
Wed 24/76:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 668
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 670
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Sat 8/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 671
Mon 26/87:00 a.m.SEA - YKF
1 stop7h 23mWestJet
Tue 3/96:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 672
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 674
Tue 2/76:15 p.m.SEA - YKF
1 stop27h 37mWestJet
Sat 27/76:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 675

Cheap Seattle to Kitchener-Waterloo flights in April & May 2024

Find cheap flight options from Seattle to Kitchener-Waterloo specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 490,828 searches. Prices were last updated on 28 April 2024.
Fri 31/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Mon 3/69:15 p.m.YKF - SEA
2 stops18h 41mMultiple Airlines
Deal found 27/4C$ 712
Mon 27/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Tue 4/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 798
Mon 27/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Fri 31/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 26/4C$ 842
Fri 31/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Tue 4/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 868
Wed 29/51:50 p.m.SEA - YKF
1 stop8h 20mWestJet
Tue 4/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 871
Mon 27/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 3/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 880
Fri 31/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Sun 2/66:15 a.m.YKF - SEA
1 stop17h 05mWestJet
Deal found 28/4C$ 1,066
Sat 25/57:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Tue 28/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 26/4C$ 1,076
Sun 19/51:50 p.m.SEA - YKF
1 stop8h 20mWestJet
Sun 26/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 1,092

Seattle to Kitchener-Waterloo 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Kitchener-Waterloo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 490,828 searches. Data last updated 28 April 2024.
Mon 3/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 618
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 644
Fri 7/67:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Mon 10/69:15 p.m.YKF - SEA
2 stops18h 41mMultiple Airlines
Deal found 27/4C$ 662
Mon 3/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Tue 11/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 663
Wed 17/71:50 p.m.SEA - YKF
1 stop8h 02mWestJet
Wed 24/76:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 668
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 670
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 674
Tue 2/76:15 p.m.SEA - YKF
1 stop27h 37mWestJet
Sat 27/76:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 27/4C$ 675
Sat 1/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Mon 10/66:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 678

Seattle to Kitchener-Waterloo flights leaving soon

Find last-minute flight options from Seattle to Kitchener-Waterloo 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 490,828 searches. Data last updated 28 April 2024.
Fri 10/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Sun 26/59:15 p.m.YKF - SEA
2 stops20h 34mMultiple Airlines
Deal found 28/4C$ 653
Fri 10/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Sun 26/59:15 p.m.YKF - SEA
1 stop13h 41mMultiple Airlines
Deal found 28/4C$ 700
Fri 10/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Sat 18/56:20 p.m.YKF - SEA
1 stop29h 00mMultiple Airlines
Deal found 28/4C$ 744
Fri 10/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Sat 18/58:35 p.m.YKF - SEA
2 stops19h 21mMultiple Airlines
Deal found 28/4C$ 753
Fri 10/57:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Sun 26/59:15 p.m.YKF - SEA
3 stops20h 34mMultiple Airlines
Deal found 28/4C$ 795
Sat 11/51:50 p.m.SEA - YKF
1 stop24h 44mWestJet
Tue 28/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 935
Sat 11/51:50 p.m.SEA - YKF
1 stop24h 44mWestJet
Sat 18/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 977
Sat 11/51:50 p.m.SEA - YKF
1 stop24h 44mWestJet
Wed 29/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 996
Sat 11/51:50 p.m.SEA - YKF
1 stop24h 44mWestJet
Sun 19/56:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Deal found 28/4C$ 1,132

One-way flights to Kitchener-Waterloo from Seattle

Search for one-way flight options from Seattle to Kitchener-Waterloo. 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 490,828 searches. Data last updated 28 April 2024.
Tue 11/67:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Deal found 28/4C$ 308
Sat 22/67:00 a.m.SEA - YKF
2 stops10h 40mMultiple Airlines
Deal found 28/4C$ 325
Sat 11/51:50 p.m.SEA - YKF
1 stop24h 44mWestJet
Deal found 28/4C$ 329
Sun 23/67:00 a.m.SEA - YKF
2 stops21h 05mMultiple Airlines
Deal found 28/4C$ 332
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Deal found 28/4C$ 340
Fri 21/63:30 p.m.SEA - YKF
3 stops25h 05mMultiple Airlines
Deal found 28/4C$ 343
Mon 3/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Deal found 27/4C$ 344
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Deal found 28/4C$ 346
Sun 2/67:00 a.m.SEA - YKF
1 stop15h 10mWestJet
Deal found 28/4C$ 349

Find flights from Seattle to Kitchener-Waterloo within your budget

Customize your flight search to find flights from Seattle to Kitchener-Waterloo 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 490,828 searches. Data last updated 28 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 593 - C$ 670

Route

Depart

Return

Price

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 28/5

2 stops24h 30m

Toronto Kitchener-Waterloo

Tue 4/6

2 stops29h 17m

C$ 593

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Mon 10/6

3 stops42h 32m

Toronto Kitchener-Waterloo

Thu 13/6

2 stops18h 41m

C$ 642

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Sun 2/6

1 stop15h 10m

Toronto Kitchener-Waterloo

Sat 8/6

1 stop9h 41m

C$ 644

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Sun 2/6

1 stop15h 10m

Toronto Kitchener-Waterloo

Sat 8/6

1 stop9h 41m

C$ 645

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Fri 10/5

2 stops21h 05m

Toronto Kitchener-Waterloo

Sun 26/5

2 stops20h 34m

C$ 653

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Mon 10/6

2 stops12h 10m

Toronto Kitchener-Waterloo

Thu 13/6

2 stops18h 41m

C$ 663

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 27/8

1 stop7h 23m

Toronto Kitchener-Waterloo

Mon 2/9

2 stops11h 31m

C$ 666

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Mon 15/7

1 stop14h 52m

Toronto Kitchener-Waterloo

Wed 24/7

1 stop9h 41m

C$ 668

Seattle/Tacoma IntlToronto Kitchener-Waterloo

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Sun 2/6

1 stop15h 10m

Toronto Kitchener-Waterloo

Mon 10/6

1 stop9h 41m

C$ 670

Flights are sorted by cheapest first

Deals found on 28/4

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kitchener-Waterloo

Get insights into the airlines that provide service to Kitchener-Waterloo. 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 Kitchener-Waterloo. Reviews last updated 28 April 2024.
WestJet
7.5
Good
2,977 reviews
Check prices

Crew

8.2

Overall

7.5

Food

6.5

Boarding

7.7

Entertainment

6.5

Comfort

7.3

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

WestJet
7.5
Good
2,977 reviews
WestJet
7.5
Good
2,977 reviews
Check prices

Crew

8.2

Overall

7.5

Food

6.5

Boarding

7.7

Entertainment

6.5

Comfort

7.3

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Kitchener-Waterloo. 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 Toronto Kitchener-Waterloo?

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

  • Can I find flights from Seattle to Toronto Kitchener-Waterloo Airport for under C$ 600 on Cheapflights?

    Yes, there are multiple flights from Seattle to Toronto Kitchener-Waterloo Airport for under C$ 600. The cheapest flight booked recently is on Multiple Airlines for just C$ 593, but on average you can expect to pay C$ 667.

  • Are there last-minute flights available from Seattle to Toronto Kitchener-Waterloo Airport for under C$ 700?

    There are currently 19+ open flights from Seattle to Toronto Kitchener-Waterloo Airport within the next 7 days for less than C$ 700.

  • What does SEA to YKF mean?

    Great question - SEA to YKF just means Seattle/Tacoma Intl Airport to Toronto Kitchener-Waterloo Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Seattle to Kitchener-Waterloo that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Kitchener-Waterloo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Kitchener-Waterloo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Kitchener-Waterloo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Kitchener-Waterloo that include hotel bookings?

    Yes. In addition to deals on Seattle to Kitchener-Waterloo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Kitchener-Waterloo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Kitchener-Waterloo.

  • Can I find deals for business class flights from Seattle to Kitchener-Waterloo?

    Yes. Cheapflights offers flight deals from Seattle to Kitchener-Waterloo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Kitchener-Waterloo that allow pets onboard?

    Many airlines flying from Seattle to Kitchener-Waterloo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Kitchener-Waterloo?

    Yes, you can often find last-minute deals on Seattle to Kitchener-Waterloo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Toronto Kitchener-Waterloo Airport flight deals updated?

    The Seattle to Toronto Kitchener-Waterloo Airport flight deals you see on this page were last updated on 28/4.

See more FAQs

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Search flights from Seattle to Kitchener-Waterloo by cabin class

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Kitchener-Waterloo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Kitchener-Waterloo?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Kitchener-Waterloo 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 Seattle to Kitchener-Waterloo with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Kitchener-Waterloo, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Kitchener-Waterloo become cheaper?

Yes! Start tracking prices for Seattle to Kitchener-Waterloo 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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