AirHint found the following cheapest return flights from Vancouver (YVR) to Seattle (SEA) in May 2026 (see full year).

Return flights

20 May - 27 May	WestJet
12 May - 19 May	WestJet
21 May - 30 May	WestJet
19 May - 26 May	WestJet
21 May - 31 May	WestJet
12 May - 26 May	WestJet
15 May - 29 May	WestJet
18 May - 25 May	WestJet
26 May - 09 Jun	WestJet
27 May - 10 Jun	WestJet
19 May - 09 Jun	WestJet
21 May - 11 Jun	WestJet
19 May - 02 Jun	WestJet
31 May - 10 Jun	WestJet
20 May - 27 May	Air Canada	direct
12 May - 19 May	Air Canada	direct
26 May - 09 Jun	Air Canada	direct
27 May - 10 Jun	Air Canada	direct
19 May - 09 Jun	Air Canada	direct
19 May - 02 Jun	Air Canada	direct

Also check the deals for one-way flights from Vancouver to Seattle in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Seattle

Cheap car rent in Seattle

Cheapest return flights from Vancouver to Seattle in May from $134

Return flights