
Popular airlines to Mount Vernon
- Alaska Airlines
Alaska Airlines
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- Frontier Airlines
Frontier Airlines
- Air Canada
Air Canada
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
How much is the cheapest flight to Mount Vernon?
Prices were available within the past 7 days and start at NT$2,494 for one-way flights and NT$3,746 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 28 - Sat, Mar 14
SAN
San Diego
SEA
Seattle
NT$3,746 Roundtrip, found 5 days ago
NT$3,746
Roundtrip
found 5 days ago

Wed, Jan 28 - Thu, Jan 29
SAN
San Diego
SEA
Seattle
NT$4,999 Roundtrip, found 6 days ago
NT$4,999
Roundtrip
found 6 days ago

Wed, Jan 28 - Fri, Jan 30
SAN
San Diego
SEA
Seattle
NT$6,238 Roundtrip, found 1 day ago
NT$6,238
Roundtrip
found 1 day ago

Wed, Jan 21 - Fri, Jan 23
SAN
San Diego
SEA
Seattle
NT$6,551 Roundtrip, found 1 day ago
NT$6,551
Roundtrip
found 1 day ago

Thu, Jan 22 - Sun, Jan 25
SAN
San Diego
SEA
Seattle
NT$28,853 Roundtrip, found 3 days ago
NT$28,853
Roundtrip
found 3 days ago
Frequently asked questions
Travel information
Destination airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport IATA code | SEA |
Destination city name | Seattle |
Roundtrip price | NT$3,669 |
Trending flights to Mount Vernon
Prices were available within the past 7 days and start at NT$2,494 for one-way flights and NT$3,746 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 7 - Mon, May 18
TPE
Taipei
SEA
Seattle
NT$18,902 Roundtrip, found 8 hours ago
NT$18,902
Roundtrip
found 8 hours ago
*Available to Expedia members.