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Seattle Tacoma Intl. Airport to Region of Waterloo International Airport flight

Search for flights from Seattle to Toronto and check out affordable one-way and round-trip options.

      • SEA 7:35 PM
        21h 15m
        1 stop
        YKF 7:50 PM
        Seattle - Toronto | Sat, Oct 17 | WestJet
        YYZ 1:30 PM
        8h 15m
        1 stop
        SEA 6:45 PM
        Toronto - Seattle | Wed, Oct 21 | WestJet
        $395 $542
        27% off
        27% off
        $542 $395
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        YTO 3:00 PM
        6h
        Nonstop
        SEA 4:00 PM
        Toronto - Seattle | Sat, Oct 10 | Normal Airline
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      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
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      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
        Search
        Search
      • SEA 1:00 PM
        17h 25m
        1 stop
        YTO 2:00 PM
        Seattle - Toronto | Thu, Oct 8 | Normal Airline
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        Search

Displayed flight fares from Seattle Tacoma Intl. Airport to Region of Waterloo International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Seattle Tacoma Intl. Airport to Region of Waterloo International Airport?

The cheapest airline flying from Seattle Tacoma Intl. Airport to Region of Waterloo International Airport is WestJet (from $475) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From $475

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About Seattle Tacoma Intl. Airport and Region of Waterloo International Airport

Learn about Seattle Tacoma Intl. Airport (SEA) and Region of Waterloo International Airport (YKF) — including location, terminals, transportation, and travel tips.

Flight distance 3,263.01 km
Cheapest return ticket price $395

FAQs for Seattle Tacoma Intl. Airport to Region of Waterloo International Airport Flights

  • What is the transportation method from the main airport to downtown in Toronto?

    • The distance from Toronto Pearson International Airport to downtown is about 20 km. It takes about 40 minutes by taxi.
    • The distance from Billy Bishop Toronto City Airport to downtown is about 2 km. It takes about 20 minutes by taxi.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Seattle Tacoma Intl. Airport to Region of Waterloo International Airport is $358. Prices may vary depending on the departure date, airline, and availability.
  • Enter Seattle Tacoma Intl. Airport and Region of Waterloo International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

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