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There are 3 intercity coaches per day from Portland to SeaTac. Traveling by coach from Portland to SeaTac usually takes around 3 hours and 18 minutes, but the fastest FlixBus US coach can make the trip in 3 hours and 10 minutes.
| Distance | 134 mi (216 km) |
| Shortest duration | 3h 10m |
| Cheapest price | £18.69 |
| Trips per day | 3 |
| Most frequent service | FlixBus US |
| Coach lines | 1 |
Average score for coaches from Portland to SeaTac
(Based on 2 ratings and reviews)
4.0
Pros: Good starting and arrival time. Cons: Need a much improved departure location from Portland. Waiting on the curbside is not very convenient for passengers. It doesn't appear to be a "Bus Station", just a road side pick up area.
5.0
Pros: We had a new bus driver. He did a great job. He told us what to expect and he answered all our questions. He should be recognized during his first week. Tips: Take the bus; it’s easy.
Bus tickets for a trip from Portland to SeaTac cost £22.72 on average. Opting to take a bus is a wallet-friendly way to make this trip. If you book your trip ahead of time using Wanderu, you can easily find bus tickets at or below this price.
If you're planning to travel by bus from Portland to SeaTac in the next month, the average ticket price is expected to range from £20 to £36. The cheapest bus tickets available in the next few weeks are for trips departing on 11 March 2026.
If you’re looking to travel to SeaTac this week, bus tickets are available starting at £20.
Most bus companies charge higher ticket prices closer to the date of travel, so it’s a good idea to buy your bus tickets as early as possible. To find the cheapest bus tickets, book your trip at least 18 days in advance. This way, you can save up to £8.81 on your bus ticket compared to booking last-minute.
There is one intercity bus company available to search and book on Wanderu that operates from Portland to SeaTac. FlixBus US connects the two cities by bus, it offers multiple scheduled buses per day for you to choose from.
| Coach | Daily Trips | Avg. Time | Avg. Price |
|---|---|---|---|
| FlixBus US | 3 | 3h 18m | £26.51 |
FlixBus US is the American branch of German bus company FlixBus, known for providing sustainable, affordable, and modern bus travel. The company offers cheap bus tickets to popular urban destinations throughout the United States. FlixBus US buses include many amenities, including comfortable seats, free WiFi, power outlets at every seat, and an online portal for free entertainment. On average, FlixBus US operates 3 trips per day from Portland to SeaTac, and the average ticket for this route costs only .
The coach takes an average of 3 hours and 18 minutes to cover the 134 miles from Portland to SeaTac. However, the fastest coach only takes 3 hours and 10 minutes. It's the perfect amount of time to take a nap, get some work done, or watch a movie. Keep in mind that your actual coach may arrive earlier or later than scheduled, depending on whether there is more or less traffic than usual.
Saturday is usually the day when coaches are busiest, as many travelers take the coach to enjoy the weekend in SeaTac. If you are planning to travel on a Saturday, you should make sure to book tickets well in advance as they may sell out.
On the other hand, Thursday is typically the least busy day for coach travel on this route. If you’re looking for a little extra space, a Thursday ticket is the way to go.
The first coach leaves at 07:00 and the last coach leaves at 19:00. To see the times for all coaches from Portland to SeaTac, enter your specific travel dates in the search bar.
Image credit: Unsplash
Image credit: Unsplash
Image credit: Unsplash
Portland is the largest city in Oregon and accordingly one the state's best vacation destinations. Also known as the City of Roses, this city along the Willamette River wows visitors with its diverse street food, quirky counterculture, and sprawling bookstores such as the world-famous Powell's Books.
Portland is the 5th best city in the United States for outdoor activities, thanks in part to open-air grounds like the expansive Forest Park. Gardens are also excellent outdoor date locales for couples on a romantic getaway: stop and smell the roses at either the International Rose Test Garden or the Portland Japanese Garden.
Once you've gotten hungry from a long day wandering outside, nearly every block downtown has a plethora of food trucks waiting to tickle your taste buds. Or, kick back at one of the many breweries in the #3 best city for craft beer in the United States. Unique locations like McMenamin's brewpubs in renovated cinemas or historic hotels do their part to "keep Portland weird."
As the biggest city in Oregon, Portland is a hub for travel throughout the Pacific Northwest. Amtrak train service and various bus services operate primarily out of Union Station, conveniently-located downtown, and nearby Portland International Airport makes it easy to travel to Portland from near and far.
Most coaches depart from the main station in Portland.
7411 NW Station Way
All coaches from Portland arrive at one main station in SeaTac.
Seattle Seatac Arpt (E)
With just a quick search on Wanderu, you can compare bus and train schedules and prices from hundreds of travel companies in one convenient place to find the trip that works best for you. Wanderu’s simple checkout process makes it easy to book cheap bus and train tickets hassle-free. Most importantly, as Wanderu is an official partner of all leading bus and train companies, we always have the best bus and train deals out there.
