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

Return flights

30 Jan - 06 Feb	WestJet
12 Jan - 19 Jan	WestJet
16 Jan - 01 Feb	WestJet
17 Jan - 27 Jan	WestJet
12 Jan - 16 Jan	WestJet
26 Jan - 02 Feb	WestJet
26 Jan - 29 Jan	WestJet
09 Jan - 10 Feb	WestJet
10 Jan - 10 Feb	WestJet
11 Jan - 18 Jan	WestJet
15 Jan - 23 Jan	WestJet
11 Jan - 19 Jan	WestJet
16 Jan - 30 Jan	WestJet
13 Jan - 20 Jan	Alaska Airlines	direct
20 Jan - 27 Jan	Alaska Airlines	direct
27 Jan - 03 Feb	Alaska Airlines	direct
28 Jan - 04 Feb	Alaska Airlines	direct
20 Jan - 03 Feb	Alaska Airlines	direct
27 Jan - 10 Feb	Alaska Airlines	direct
21 Jan - 04 Feb	Alaska Airlines	direct

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

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.

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Cheapest return flights from Vancouver to Seattle in January from $112

Return flights