Find flights
Deals
Airlines

C$ 102+ Cheap flights from Seattle

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/3. 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 — YYZ
18 Feb — 25 Feb1
1 adult

What to know about flights from Seattle

Discover essential information about flights departing from Seattle, including flight schedules, destinations, airlines operating at the Seattle airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 13 February 2025.

Cheapest one-way flight

C$ 56

Cheapest round-trip flight

C$ 69

Cheapest airline

Alaska Airlines

Most popular destination

London Heathrow (LHR)

Good round-trip deal

C$ 108 or less

Good one-way deal

C$ 74 or less
The cheapest one-way flight from Seattle/Tacoma Intl is currently to Las Vegas Harry Reid Intl.
The cheapest round-trip flight from Seattle/Tacoma Intl is currently to Salt Lake City.
On average, Alaska Airlines currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of C$ 250).
London Heathrow (LHR) is currently the most popular flight destination from Seattle/Tacoma Intl (average round-trip price of C$ 600).
Price to beat on a round-trip flight from Seattle/Tacoma Intl.
Price to beat on a one-way flight from Seattle/Tacoma Intl.

Find flights from Seattle

Cheapest flights from Seattle
Explore the most affordable flight options available from Seattle. Find the lowest fares based on data from user searches, with prices last updated on 13 February 2025.

Wed 19/311:30 a.m.SEA - YLW
Nonstop1h 06mWestJet
Wed 26/39:00 a.m.YLW - SEA
Nonstop1h 00mWestJet
Deal found 13/2C$ 159
Tue 11/311:48 a.m.SEA - YVR
1 stop10h 42mMultiple Airlines
Wed 12/37:00 a.m.YVR - SEA
1 stop3h 00mMultiple Airlines
Deal found 13/2C$ 187
Mon 17/311:30 a.m.SEA - YLW
Nonstop1h 06mMultiple Airlines
Mon 31/38:00 a.m.YLW - SEA
Nonstop1h 13mMultiple Airlines
Deal found 12/2C$ 189
Mon 17/310:29 a.m.SEA - DFW
Nonstop3h 51mFrontier
Mon 24/37:05 a.m.DFW - SEA
Nonstop4h 24mFrontier
Deal found 13/2C$ 194
Fri 7/311:30 a.m.SEA - YYC
1 stop4h 13mWestJet
Mon 10/31:20 p.m.YYC - SEA
Nonstop2h 01mWestJet
Deal found 12/2C$ 194
Mon 17/311:30 a.m.SEA - YVR
1 stop4h 34mWestJet
Thu 27/37:00 a.m.YVR - SEA
1 stop3h 00mWestJet
Deal found 13/2C$ 217
Fri 7/33:15 p.m.SEA - YYC
Nonstop1h 40mMultiple Airlines
Mon 10/36:59 p.m.YYC - SEA
Nonstop1h 49mMultiple Airlines
Deal found 12/2C$ 224
Fri 28/27:05 p.m.SEA - YYC
1 stop5h 10mAir Canada
Mon 3/32:30 p.m.YYC - SEA
1 stop4h 55mAir Canada
Deal found 13/2C$ 250
Tue 18/311:59 p.m.SEA - DFW
Nonstop3h 48mAlaska Airlines
Tue 25/35:51 p.m.DFW - SEA
Nonstop4h 24mAlaska Airlines
Deal found 12/2C$ 259
Thu 13/37:05 p.m.SEA - YLW
1 stop4h 37mAir Canada
Thu 20/38:25 p.m.YLW - SEA
1 stop13h 25mAir Canada
Deal found 12/2C$ 266
Mon 17/33:45 p.m.SEA - YLW
Nonstop1h 23mAlaska Airlines
Mon 31/38:00 a.m.YLW - SEA
Nonstop1h 13mAlaska Airlines
Deal found 12/2C$ 270
Tue 11/35:45 p.m.SEA - DFW
Nonstop3h 55mDelta
Tue 18/37:00 a.m.DFW - SEA
Nonstop4h 35mDelta
Deal found 12/2C$ 277