Skyscanner home

United flights to Seattle / Tacoma International (SEA)

The best United flight deals to Seattle / Tacoma International

Looking for a last minute deal or the best direct flight? Find the biggest savings on one-way and return trips to Seattle / Tacoma International with United right here.
Seattle.C$176 per passenger.Departing Sun., May 24.One-way flight with United.Outbound indirect flight with United, departs from Edmonton International on Sun., May 24, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$176, select.
Seattle.C$194 per passenger.Departing Tue., Dec. 16.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Tue., Dec. 16, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$194, select.
Seattle.C$194 per passenger.Departing Wed., Mar. 18.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Wed., Mar. 18, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$194, select.
Seattle.C$196 per passenger.Departing Mon., Feb. 2.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Mon., Feb. 2, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$196, select.
Seattle.C$202 per passenger.Departing Fri., Jan. 9.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Fri., Jan. 9, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$202, select.
Seattle.C$252 per passenger.Departing Mon., Sep. 7.One-way flight with United.Outbound indirect flight with United, departs from Edmonton International on Mon., Sep. 7, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$252, select.
Seattle.C$376 per passenger.Departing Fri., Oct. 16.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Fri., Oct. 16, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$376, select.
Seattle.C$376 per passenger.Departing Sat., Apr. 18.One-way flight with United.Outbound indirect flight with United, departs from Toronto Pearson International on Sat., Apr. 18, arriving in Seattle / Tacoma International.Price includes taxes and charges.From C$376, select.
See more deals

Find the cheapest time to fly to Seattle / Tacoma International with United

Flexible on travel dates? Here's when fares are lowest.
Nov.
from C$640
Dec.
from C$194
Jan.
from C$202
Feb.
from C$196
Mar.
from C$194
Apr.
from C$376
May
from C$176
Jun.
from C$376
Jul.
from C$377
Aug.
from C$383
Sep.
from C$252
Oct.
from C$376

Alternative routes to Seattle

Compare routes to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier.

Flying to Seattle / Tacoma International with United

The things to know before you go.
Cheapest flight foundC$176
Cheapest month to flyDecember
Nearby cities to visitSeattle
Time difference between Canada and Seattle / Tacoma International3 hrs (GMT -8)

Flying to Seattle / Tacoma International with United: FAQs

No – if you want to travel with United, Seattle / Tacoma International is currently the only airport serving Seattle.
At the moment, Alaska Airlines, WestJet, Hawaiian Airlines, Qatar Airways and Air Tahiti Nui all fly to Seattle / Tacoma International too.
Although it's difficult to get an accurate idea of when United flights to Seattle / Tacoma International are cheapest, the lowest fares are currently for departures in December.

More travel options