The average bus between Irvine and Seattle Airport (SEA) takes 30h 9m and the fastest bus takes 29h 5m. The bus service runs several times per day from Irvine to Seattle Airport (SEA). The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run twice daily between Irvine and Seattle Airport (SEA). The earliest departure is at 6:33 AM in the morning, and the last departure from Irvine is at 8:58 PM which arrives into Seattle Airport (SEA) at 12:10 PM. All services require a transfer at Santa Ana Bus Stop and take an average of 30h 9m. The schedules shown below are for the next available departures.
Arrives next day


29h 19m • 2 changes
Arrives next day
Arrives next day


29h 37m • 2 changes
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Arrives +2 days


39h 12m • 2 changes
Want to know about travelling from Irvine to Seattle Airport (SEA)? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Irvine to Seattle Airport (SEA). However, there are services departing from Irvine station and arriving at Seattle Airport (SEA) station via Sacramento Bus Station station. The journey, including transfers, takes approximately 30h 9m.
Irvine to Seattle Airport (SEA) bus services, operated by OCTA, depart from Santa Ana Bus Stop station.
Irvine to Seattle Airport (SEA) bus services, operated by OCTA, arrive at Seattle Tacoma Intl Airport station.
The distance between Irvine and Seattle Airport (SEA) is 1,577 km. The road distance is 1,946 km.
You can take a bus from University-Ent 3773 Mariposa Villa to Seattle Tacoma Intl Airport via Santa Ana Bus Stop and Sacramento Bus Station in around 29h 49m.