Flights to Mountlake Terrace, Seattle from NT$3,637

View NT$2,736 flight on Tue, 2025/11/18Opens in a new window

Popular airlines to Mountlake Terrace

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 45% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Mountlake Terrace?

Prices were available within the past 7 days and start at NT$2,736 for one-way flights and NT$3,637 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Nov 13 - Sat, Nov 15
ONT
Ontario
SEA
Seattle
NT$3,637 Roundtrip, found 21 hours ago
NT$3,637
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Nov 13 from Ontario to Seattle, returning Sat, Nov 15, priced at NT$3,637 found 21 hours ago
United
Thu, Nov 13 - Sat, Nov 15
ONT
Ontario
SEA
Seattle
NT$7,591 Roundtrip, found 21 hours ago
NT$7,591
Roundtrip
found 21 hours ago
Select United flight, departing Thu, Nov 13 from Ontario to Seattle, returning Sat, Nov 15, priced at NT$7,591 found 21 hours ago
WestJet
Thu, Feb 19 - Wed, Feb 25
YYZ
Toronto
SEA
Seattle
NT$7,980 Roundtrip, found 4 days ago
NT$7,980
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, Feb 19 from Toronto to Seattle, returning Wed, Feb 25, priced at NT$7,980 found 4 days ago
Air Canada
Sat, Nov 22 - Wed, Nov 26
YYZ
Toronto
SEA
Seattle
NT$8,103 Roundtrip, found 5 days ago
NT$8,103
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Nov 22 from Toronto to Seattle, returning Wed, Nov 26, priced at NT$8,103 found 5 days ago
Porter Airlines
Wed, Dec 10 - Sat, Dec 13
YYZ
Toronto
PAE
Seattle
NT$16,247 Roundtrip, found 1 hour ago
NT$16,247
Roundtrip
found 1 hour ago
Select Porter Airlines flight, departing Wed, Dec 10 from Toronto to Seattle, returning Sat, Dec 13, priced at NT$16,247 found 1 hour ago
Flights to Mountlake Terrace information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
NT$2,965

Trending flights to Mountlake Terrace

Prices were available within the past 7 days and start at NT$2,736 for one-way flights and NT$3,637 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Fri, May 8 - Wed, May 13
TPE
Taipei
SEA
Seattle
NT$17,321 Roundtrip, found 20 hours ago
NT$17,321
Roundtrip
found 20 hours ago
Select Cathay Pacific flight, departing Fri, May 8 from Taipei to Seattle, returning Wed, May 13, priced at NT$17,321 found 20 hours ago
*Available to Expedia members.