Cheap bus tickets from Portland to SeaTac
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Portland to SeaTac Bus Schedule
Bus from Portland to SeaTac: Journey Information
There are 7 intercity buses per day from Portland to SeaTac. Traveling by bus from Portland to SeaTac usually takes around 3 hours and 17 minutes, but the fastest Greyhound bus can make the trip in 3 hours and 10 minutes.
| Distance | 134 mi (216 km) |
| Shortest duration | 3h 10m |
| Cheapest price | SEK 238.05 |
| Trips per day | 7 |
| Most frequent service | Greyhound |
| Bus lines | 2 |
How much is a bus ticket from Portland to SeaTac?
Bus tickets for a trip from Portland to SeaTac cost SEK 284.18 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 Portland to SeaTac by travel date
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 SEK 248 to SEK 610. The cheapest bus tickets available in the next few weeks are for trips departing on November 18, 2025.
If you’re looking to travel to SeaTac this week, bus tickets are available starting at SEK 276.
Average bus ticket prices from Portland to SeaTac by month
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 13 days in advance. This way, you can save up to SEK 120.46 on your bus ticket compared to booking last-minute.
What bus companies travel from Portland to SeaTac?
There are two bus lines that have daily service from Portland to SeaTac that you can compare and book on Wanderu. Of these two carriers, Greyhound usually offers more choice, with 4 scheduled trips per day.
| Bus | Daily Trips | Avg. Time | Avg. Price |
|---|---|---|---|
| FlixBus US | 4 | 3h 18m | SEK 340.40 |
| Greyhound | 4 | 3h 18m | SEK 331.07 |
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 4 trips per day from Portland to SeaTac, and the average ticket for this route costs only .
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 4 bus trips from Portland to SeaTac every day, with the average journey taking around 3 hours and 18 minutes to complete. Bus tickets for Greyhound trips to SeaTac usually start from SEK 238.
Frequently asked questions about traveling by bus from Portland to SeaTac
The bus takes an average of 3 hours and 17 minutes to cover the 134 miles from Portland to SeaTac. However, the fastest bus 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 bus may arrive earlier or later than scheduled, depending on whether there is more or less traffic than usual.
Saturday is usually the day when buses are busiest, as many travelers take the bus 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, 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.
The first bus leaves at 7:00am and the last bus leaves at 7:00pm. To see the times for all buses from Portland to SeaTac, enter your specific travel dates in the search bar.
City Information
Portland
Image credit: Unsplash
Image credit: Unsplash
Image credit: Unsplash
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 Portland?
Main departure station: 7411 NW Station Way
Most buses depart from the main station in Portland.
All bus stations in Portland:
7411 NW Station Way
Where does the bus arrive in SeaTac?
Main arrival station: Seattle Seatac Arpt (E)
All buses from Portland arrive at one main station in SeaTac.
All bus stations in SeaTac:
Seattle Seatac Arpt (E)
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