The cheapest and fastest trains from Portland, OR to SeaTac, WA
Cheapest price on Sep 18
$27
Average ticket price on Sep 18
$30
Fastest journey on Sep 18
2 h 46 m
Average journey duration on Sep 18
2 h 46 m
Trains on Sep 18
6
Distance
216 km
The best way to find a cheap train ticket from Portland, OR to SeaTac, WA is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Portland, OR to SeaTac, WA will cost around $30 if you buy it on the day, but the cheapest tickets can be found for only $27.
On Fri, Sep 18, we found 6 trains from Portland, OR to SeaTac, WA, including 6 direct services.
On Fri, Sep 18 the direct trains cover the 216 km distance in an average of 2 h 46 m but if you time it right, some trains will get you there in just 2 h 46 m .
On Fri, Sep 18 the slowest trains will take 2 h 48 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
1:13 AM2h46Portland, OR3:59 AMSeaTac, WA$271One-way0 transfers
3:43 AM2h46Portland, OR6:29 AMSeaTac, WA$291One-way0 transfers
3:03 PM2h46Portland, OR5:49 PMSeaTac, WA$291One-way0 transfers
2:03 PM2h46Portland, OR4:49 PMSeaTac, WA$291One-way0 transfers
9:28 PM2h48Portland, OR12:16 AMSeaTac, WA$301One-way0 transfers
3:43 AM2h46Portland, OR6:29 AMSeaTac, WA$291One-way0 transfers
3:03 PM2h46Portland, OR5:49 PMSeaTac, WA$291One-way0 transfers
2:03 PM2h46Portland, OR4:49 PMSeaTac, WA$291One-way0 transfers
1:13 AM2h46Portland, OR3:59 AMSeaTac, WA$271One-way0 transfers
10:28 PM2h48Portland, OR1:16 AMSeaTac, WA$361One-way0 transfers
Travel Information
Compare bus, train, and flight for Portland, OR to SeaTac, WA
Omio recommends booking the bus as it is the most popular option from Portland, OR to SeaTac, WA among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $47 For those with little time, consider booking a flight, which has an average total journey time of 3h 14m. Average ticket prices depend on the travel mode: a bus costs an average of $47, while a flight costs an average of $380.
Distance: 134 miles (216 km)
Compare train with
| Train | Most popular Bus | Flight | Driving |
|---|---|---|---|
$58 Average price | $47 Average price Cheapest | $380 Average price | $34 Average price (fuel + tolls) |
3h 25m Average total duration 2h 55m Onboard + 30m Additional time* | 3h 47m Average total duration 3h 17m Onboard + 30m Additional time* | 3h 14m Average total duration Fastest 1h 14m Onboard + 2h 0m Additional time* | 3h 27m Average total duration (door-to-door) |
![]() Most popular train company | ![]() Most popular bus company | ![]() Most popular airline | Your own car or car rental |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Portland, OR to SeaTac, WA:
A bus is $11 (€9) less than a train for this route with tickets for a train from Portland, OR to SeaTac, WA costing on average $58 (€47).
A bus is $333 (€271) less than a flight for this route with tickets for a flight from Portland, OR to SeaTac, WA costing on average $380 (€309).
Other travel options to SeaTac, WA take longer:
Train takes on average 2h 55m.
Bus takes on average 3h 17m.
You'll arrive about 32m sooner (2h 55m by train vs 3h 27m by car). Tickets start at around $58 (€47) compared to roughly $34 (€28) in fuel and tolls — so you're paying a bit more, but getting hours of your day back, a city-centre arrival, and the freedom to work or relax instead of drive.
Direct services run with Amtrak.
Driving makes more sense if you're travelling as a group (where fuel costs split several ways), want to stop along the way, or need a car once you arrive.
Live departures
Portland, OR to SeaTac, WA train times
The table below shows live departures for Portland, OR to SeaTac, WA trains for tomorrow, Thursday, September 17. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 1:13 AM Portland, OR | 2h46 | 3:59 AM SeaTac, WA | 0 transfersDirect | |
![]() | 3:43 AM Portland, OR | 2h46 | 6:29 AM SeaTac, WA | 0 transfersDirect | |
![]() | 2:03 PM Portland, OR | 2h46 | 4:49 PM SeaTac, WA | 0 transfersDirect | |
![]() | 3:03 PM Portland, OR | 2h46 | 5:49 PM SeaTac, WA | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Portland, OR to SeaTac, WA by bus, train, or flight
Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Sep 17
Sep 18
Sep 19
Sep 20
Sep 21
Sep 22
Sep 23
Journey information
Overview: Train from Portland, OR to SeaTac, WA
Trains from Portland, OR to SeaTac, WA run on average 8 times per day, taking around 2h 55m. Cheap train tickets for this journey start at $28 (€23) but you can travel from only $28 (€23) by bus.
There are 8 trains per day. The earliest train runs at 06:45, the last at 20:05. The fastest train covers the 134 miles (216 km) distance in 2h 46m.
Distance 134 miles (216 km) |
Average train duration 2h 55m |
Cheapest ticket price $28 (€23) |
Trains per day 8 |
Direct trains 8 |
Fastest train 2h 46m |
First train 6:45 AM |
Last train 8:05 PM |
Cheapest Month Jan |
Cheapest Day Thu |
High Season Jul - Sep |
Low Season Oct - Dec |
Busiest Day Tue |
Least Busy Day Sat |
Best time to book 1 day |
Train companies: Amtrak from Portland, OR to SeaTac, WA trainsAmtrak trains will get you between Portland, OR and SeaTac, WA from $28 (€23). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Amtrak
FAQs: Trains from Portland, OR to SeaTac, WA
Find answers to the most common questions about traveling from Portland, OR to SeaTac, WA by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at SeaTac, WA, this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from Portland, OR to SeaTac, WA
Most Portland, OR to SeaTac, WA trains use the Portland Union Station to Tukwila Amtrak station pair. Use this guide to compare Portland, OR and SeaTac, WA train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Which Portland, OR station do trains to SeaTac, WA leave from?
Getting to Portland Union Station from Portland city centre
Portland Union Station train station facilities and services
Portland Union Station has practical services for this route, including Wifi, Lockers, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, Car Rental, Information Desk, and Luggage Carts.
Food and drink
Food options include: Wilf's Restaurant & Bar, Al-Amir Lebanese Restaurant
Wi-Fi and ATMs
Free. ATMs are available in the train station.
Tickets and information
Ticket office support is available at Portland Union Station. Information desks are located in the main hall.
Luggage and lost property
Luggage storage is available at Portland Union Station. Lost and found is available at the station.
Parking, taxis and toilets
Available at Portland Union Station: Parking, Taxis, WC.
Bike and car services
Available at Portland Union Station: Bike Parking, Bike Rental, Car Rental.
Accessibility
Accessibility facilities are available at Portland Union Station: Elevators, ramps, restrooms.
Shops, hotels and contact
Nearby hotels include Embassy Suites by Hilton Portland Downtown, The Benson, a Coast Hotel, Courtyard by Marriott Portland City Center.
More options for your journey from Portland, OR to SeaTac, WA
Here are some other resources that might have the information you need


