Cheap bus tickets from Portland to SeaTac
Find and compare the best ground travel options in one place.
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:
Portland to SeaTac Bus Schedule
Bus from Portland to SeaTac: Journey Information
There are 9 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 2 hours and 55 minutes.
| Distance | 134 mi (216 km) |
| Shortest duration | 2h 55m |
| Cheapest price | RON 108.40 |
| Trips per day | 9 |
| 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 RON 144.33 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 RON 113 to RON 195. The cheapest bus tickets available in the next few weeks are for trips departing on January 8, 2026.
If you’re looking to travel to SeaTac this week, bus tickets are available starting at RON 139.
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 27 days in advance. This way, you can save up to RON 117.73 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 | RON 250.65 |
| Greyhound | 4 | 3h 18m | RON 244.36 |
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 RON 93.
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 2 hours and 55 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.
Because many passengers travel from Portland to SeaTac at the beginning of the work week, Monday is usually the busiest day for buses. If you are planning to travel on a Monday, 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 bus travel on this route. If you’re looking for a little extra space, a Thursday ticket is the way to go.
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)
Get around town with Moovit
Need a return trip from SeaTac to Portland?
Search Bus TicketsPlan your next adventure
More buses from Portland
- Bus from Portland to Vancouver
RON 264+
- Bus from Portland to Los Angeles
RON 873+
- Bus from Portland to San Francisco
RON 649+
- Bus from Portland to San Jose
RON 1,112+
- Portland to New York Bus
RON 2,360+
- Bus from Portland to Astoria
RON 87+
- Portland to Bend
RON 260+
- Portland to Cannon Beach Bus
RON 82+
- Portland to Eugene Bus
RON 82+
- Bus from Portland to Medford
RON 169+
- Portland to Newport
RON 87+
- Bus from Portland to Pendleton
RON 273+
- Portland to Redmond Bus
RON 254+
- Portland to Salem Bus
RON 60+
- Bus from Portland to Seaside
RON 82+
- Bus from Portland to Woodburn
RON 39+
- Portland to Longview Bus
RON 48+
- Portland to Seattle Bus
RON 231+
Continue by bus from SeaTac
- Bus from Bellingham to Vancouver
RON 94+
- Bellingham to SeaTac Bus
RON 172+
- Bellingham to Seattle Bus
RON 49+
- Bus from Leavenworth to Seattle
RON 195+
- Bus from Olympia to SeaTac
RON 107+
- Pasco to Seattle Bus
RON 270+
- Bus from Pullman to Seattle
RON 421+
- Pullman to Spokane Bus
RON 164+
- Bus from SeaTac to Vancouver
RON 174+
- Bus from SeaTac to Portland
RON 228+
- Bus from SeaTac to Bellingham
RON 156+
- Bus from SeaTac to Olympia
RON 101+
- Seattle to Vancouver Bus
RON 161+
- Bus from Seattle to Portland
RON 225+
- Seattle to Leavenworth Bus
RON 195+
- Spokane to SeaTac Bus
RON 321+
- Bus from Spokane to Seattle
RON 226+
- Wenatchee to Seattle Bus
RON 278+
Check out these popular routes
- Toronto to Montreal Bus
RON 224+
- Bus from Montreal to Toronto
RON 228+
- Bus from Los Angeles to Las Vegas
RON 209+
- Bus from Washington D.C. to Brooklyn
RON 169+
- Washington D.C. to New York Bus
RON 126+
- Bus from Boston to Brooklyn
RON 89+
- Boston to New York
RON 146+
- Bus from Baltimore to New York
RON 113+
- Brooklyn to Washington D.C. Bus
RON 168+
- Bus from Brooklyn to Boston
RON 78+
- Bus from New York to Montreal
RON 371+
- Bus from New York to Washington D.C.
RON 127+
- Bus from New York to Boston
RON 165+
- New York to Baltimore
RON 122+
- Bus from New York to Philadelphia
RON 80+
- Philadelphia to Brooklyn Bus
RON 65+
- Bus from Philadelphia to New York
RON 79+
- Seattle to Vancouver Bus
RON 161+
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.