Flights from Seattle to Toronto (SEA → YTZ)

SEA
Seattle
Seattle Tacoma International, USA
YTZ
Toronto
City Centre, Canada
Loading map...
No direct flights found. Here are the 6 fastest 1-stop options.
viaChicago(MDW)
SEA→MDW+1h 30mMDW→YTZ
5h 36m
viaChicago(ORD)
SEA→ORD+1h 30mORD→YTZ
5h 36m
viaNashville(BNA)
SEA→BNA+1h 30mBNA→YTZ
6h 27m
viaDulles(IAD)
SEA→IAD+1h 30mIAD→YTZ
6h 29m
viaNew York(EWR)
SEA→EWR+1h 30mEWR→YTZ
6h 40m
viaBoston(BOS)
SEA→BOS+1h 30mBOS→YTZ
7h 2m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Seattle to Toronto? Currently, there are no direct flights from SEA to YTZ. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Seattle → Toronto.

Cheap flights from Seattle to Toronto Cheapest month to fly to Toronto Flights from USA Flights to Canada Visa-free with USA passport All airports in Canada

Try a nearby airport to Seattle

Flights to Toronto (YTZ) from other airports within 350 km of Seattle. Often unlocks cheaper fares or better times.

PAE → YTZ 52 km from SEA Everett → Toronto USA · 9 destinations BLI → YTZ 151 km from SEA Bellingham → Toronto USA · 7 destinations YYJ → YTZ 157 km from SEA Victoria → Toronto Canada · 15 destinations YVR → YTZ 205 km from SEA Vancouver → Toronto Canada · 123 destinations PDX → YTZ 207 km from SEA Portland → Toronto USA · 90 destinations

Or try a nearby airport to Toronto

Flights from Seattle (SEA) to other airports within 350 km of Toronto.

SEA → YYZ 18 km from YTZ Seattle → Toronto Canada · 194 destinations SEA → YHM 67 km from YTZ Seattle → Hamilton Canada · 12 destinations SEA → BUF 94 km from YTZ Seattle → Buffalo USA · 29 destinations SEA → ROC 151 km from YTZ Seattle → Rochester USA · 27 destinations SEA → YXU 157 km from YTZ Seattle → London Canada · 6 destinations

Other flights from Seattle (SEA)

Albuquerque (ABQ) Amsterdam (AMS) Anchorage (ANC) Arcata (ACV) Atlanta (ATL) Austin (AUS) Baltimore (BWI) Barcelona (BCN) All 139 destinations →

Other flights from Toronto (YTZ)

Boston (BOS) Chicago (MDW) Chicago (ORD) Dulles (IAD) Fredericton (YFC) Halifax (YHZ) Moncton (YQM) Montreal (YHU) All 19 destinations →