Cheap bus tickets from SeaTac to Portland
Find and compare the best ground travel options in one place.
Bus from SeaTac to Portland: Journey Information
There are 7 intercity buses per day from SeaTac to Portland. Traveling by bus from SeaTac to Portland usually takes around 3 hours and 15 minutes, but the fastest FlixBus US bus can make the trip in 2 hours and 45 minutes.
- Distance
- 134 mi (216 km)
- Shortest duration
- 2h 45m
- Cheapest price
- SEK 247.57
- Trips per day
- 6
- Most frequent service
- FlixBus US
- Bus lines
- 2
Millions of travelers trust Wanderu every year to get:
Lowest Prices
We find the cheapest bus & train tickets, so you can wander for less.
Best Travel Options
We partner with 500+ carriers to bring you the most bus & train options.
Quick & Easy Booking
Book trips quickly with a simple, hassle-free checkout – online & on our app.
Fast Customer Support
We don’t monkey around. We respond within minutes to help you out.
See what travelers are saying about Wanderu:
SeaTac to Portland Bus Schedule

Bus Trip Reviews from Wanderu Customers
Average score for buses from SeaTac to Portland (Based on 1 rating and review)
5.0
There are several bus options that can take you from SeaTac to Portland:
See more detailsHow much is a bus ticket from SeaTac to Portland?
Bus tickets for a trip from SeaTac to Portland cost SEK 280 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.
Average bus ticket prices from SeaTac to Portland by travel date
If you're planning to travel by bus from SeaTac to Portland in the next month, the average ticket price is expected to range from SEK 258 to SEK 605. The cheapest bus tickets available in the next few weeks are for trips departing on November 3, 2026. If you’re looking to travel to Portland this week, bus tickets are available starting at SEK 258.
Average bus ticket prices from SeaTac to Portland by month
Taking the bus from SeaTac to Portland is usually cheapest in February, when the average ticket price is only SEK 327. If you're planning to take the bus from SeaTac to Portland during November, keep in mind that bus ticket prices may be higher than usual, with an average price of SEK 505. However, booking your trip in advance can help you score a ticket at a better price.
Prices as travel date approaches
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 21 days in advance. This way, you can save up to SEK 133.70 on your bus ticket compared to booking last-minute.
What bus companies travel from SeaTac to Portland?
There are two bus lines that have daily service from SeaTac to Portland that you can compare and book on Wanderu. Of these two carriers, FlixBus US usually offers more choice, with 5 scheduled trips per day.
| Bus | Daily Trips | Avg. Time | Avg. Price |
|---|---|---|---|
| FlixBus US | 5 | 3h 9m | SEK 345.16 |
| Greyhound | 2 | 3h 32m | SEK 346.73 |
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 5 trips per day from SeaTac to Portland, and the average ticket for this route costs only SEK 345.16.






Greyhound is the largest nationwide bus carrier in the United States, offering cheap, safe and reliable service across the country. Greyhound has become a household name, serving over 16 million passengers per year with daily trips to over 2,400 destinations. Greyhound performs about 2 bus trips from SeaTac to Portland every day, with the average journey taking around 3 hours and 32 minutes to complete. Bus tickets for Greyhound trips to Portland usually start from SEK 247.57.






Frequently asked questions about traveling by bus from SeaTac to Portland
There are 7 scheduled buses that travel from SeaTac to Portland every day, so you have a decent number of options to choose from. This includes 6 direct buses, where you can stay on the same bus without having to transfer to a connecting bus at any point during your trip.
Trips per day
7
Direct trips
6
The bus takes an average of 3 hours and 15 minutes to cover the 134 miles from SeaTac to Portland. However, the fastest bus only takes 2 hours and 45 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 bus may arrive earlier or later than scheduled, depending on whether there is more or less traffic than usual.
Distance (mi)
134
Distance (km)
216
The first bus leaves at 8:10 AM and the last bus leaves at 8:35 PM. To see the times for all buses from SeaTac to Portland, enter your specific travel dates in the search bar.
Earliest bus
8:10am
Latest bus
8:35pm
Tuesday is usually the day of the week when buses are busiest. If you are planning to travel on a Tuesday, you should make sure to book tickets well in advance as they may sell out. On the other hand, Wednesday is typically the least busy day for bus travel on this route. If you're looking for some extra space on the bus, traveling mid-week is your best bet.
Most crowded
Tuesday
Least crowded
Wednesday
City Information
Portland



Portland is the largest city in Oregon and accordingly one of 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.
Station Information
Where does the bus leave from in SeaTac?
Main departure station: Sea-Tac Airport Bus Stop
SeaTac has two bus stations with service to Portland.
All bus stations in SeaTac:
- Sea-Tac Airport Bus Stop
Where does the bus arrive in Portland?
Main arrival station: 7411 NW Station Way
All buses from SeaTac arrive at one main station in Portland.
All bus stations in Portland:
- 7411 NW Station Way
Need a return trip from Portland to SeaTac?
Search Bus TicketsPlan your next adventure
More buses from SeaTac
- Bellingham to Portland BusSEK 297+
- Bellingham to Seattle BusSEK 149+
- Leavenworth to Seattle BusSEK 446+
- Olympia to SeaTac BusSEK 149+
- SeaTac to Vancouver BusSEK 337+
- SeaTac to Olympia BusSEK 149+
- Seattle to Portland BusSEK 278+
- Sequim to SeaTac BusSEK 446+
- Spokane to Seattle BusSEK 466+
- Bellingham to SeaTac BusSEK 168+
- Everett to Spokane BusSEK 644+
- Mt Vernon to Seattle BusSEK 149+
- Pasco to Portland BusSEK 297+
- SeaTac to Bellingham BusSEK 228+
- Seattle to Vancouver BusSEK 406+
- Seattle to Leavenworth BusSEK 515+
- Spokane to SeaTac BusSEK 436+
- Tacoma to Spokane BusSEK 476+
Continue by bus from Portland
- Portland to Vancouver BusSEK 377+
- Portland, OR to Boston, MA BusSEK 1,943+
- Portland to Reno Bus
- Portland, OR to Albany, OR BusSEK 129+
- Portland to Bend BusSEK 605+
- Portland to Eugene BusSEK 208+
- Portland to Salem BusSEK 129+
- Portland to Sisters BusSEK 545+
- Portland to SeaTac BusSEK 287+
- Portland to Redding BusSEK 585+
- Portland to Las Vegas Bus
- Portland, OR to New York, NY BusSEK 1,873+
- Portland to Astoria BusSEK 198+
- Portland to Cannon Beach BusSEK 188+
- Portland to Medford Bus
- Portland to Seaside BusSEK 188+
- Portland to Warrenton BusSEK 198+
- Portland to Seattle BusSEK 287+
Check out these popular routes
- Edmonton to Calgary BusSEK 248+
- Montreal to New York BusSEK 862+
- Boston to New York BusSEK 406+
- Brooklyn to Philadelphia Bus
- New York to Montreal BusSEK 872+
- New York to Boston BusSEK 426+
- New York to Philadelphia BusSEK 297+
- Philadelphia to Brooklyn Bus
- Providence to New York BusSEK 377+
- Vancouver to Seattle BusSEK 416+
- Washington DC to New York, NY BusSEK 337+
- Brooklyn, NY to Washington DC Bus
- Ithaca to New York BusSEK 535+
- New York, NY to Washington DC BusSEK 387+
- New York to Ithaca BusSEK 476+
- New York to Providence BusSEK 367+
- Philadelphia to New York BusSEK 278+
- Seattle to Vancouver BusSEK 406+

Wanderu is the simplest way to book bus and train travel.
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.




