- Must visit
Portland Art Museum
World-class collections spanning Native American, Asian, and Northwest art. A cornerstone cultural stop in the South Park Blocks.
Cheapest price
$42
Average price
$42
Fastest journey
4 h
Average duration
4 h
Buses per day
1
Distance
284 km
The best way to find a cheap bus ticket from Kennewick, WA to Portland, OR is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Kennewick, WA to Portland, OR will cost around $42 if you buy it on the day, but the cheapest tickets can be found for only $42.
Of the 1 buses that leave Kennewick, WA for Portland, OR on Wed, Jul 15, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Wed, Jul 15 the direct buses cover the 284 km distance in an average of 4 h but if you time it right, some buses will get you there in just 4 h .
On Wed, Jul 15 the slowest buses will take 4 h 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.


Omio recommends booking the bus as it is the most popular option from Kennewick, WA to Portland, OR among Omio's users. If you are prioritising price take the bus with prices starting from $35. For those with little time consider booking a flight which can get you there in 3h 44m. The ticket price range depends on the travel mode: a bus costs an average of $35, and a flight costs an average of $298.
Distance: 176 miles (284 km)
Most popular Bus | Train | Flight | Driving |
|---|---|---|---|
$41 Average price Cheapest | $69 Average price | $346 Average price | $41 Average price (fuel + tolls) |
4h 30m Average total duration 4h 0m Onboard + 30m Additional time* | 4h 51m Average total duration 4h 21m Onboard + 30m Additional time* | 6h 44m Average total duration Fastest 3h 44m Onboard + 3h 0m Additional time* | 3h 16m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Kennewick, WA to Portland, OR:
A bus is $28 (€23) less than a train for this route with tickets for a train from Kennewick, WA to Portland, OR costing on average $69 (€57).
A bus is $305 (€251) less than a flight for this route with tickets for a flight from Kennewick, WA to Portland, OR costing on average $346 (€285).
Other travel options to Portland, OR take longer:
Bus takes on average 4h 0m.
Train takes on average 4h 21m.
You'll arrive about -1h -44m sooner (4h 0m by bus vs 3h 16m by car) and save roughly $-0.69 (€-0.57) compared to fuel and tolls ($41 (€34) vs $41 (€34)). You also skip the drive itself — no traffic stress, no parking, and you can use the time to work, nap, or catch up on a series with the onboard Wi-Fi.
Direct coaches are operated by FlixBus, Starline Collection.
Driving is still worth considering if you're travelling with bulky luggage, need flexibility on departure times, or plan to stop along the way.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Starline Collection | Departure Time 11:15AM | Arrival Time 03:00PM | Duration 3h45 | Departure days Sat | Cheapest price $91 |
Operator Flixbus USA | Departure Time 02:30PM | Arrival Time 06:30PM | Duration 4h00 | Departure days Tue, Thu, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 09:30PM | Arrival Time 01:30AM | Duration 4h00 | Departure days Wed | Cheapest price $42 |
Operator FlixBus | Departure Time 09:35PM | Arrival Time 01:35AM | Duration 4h00 | Departure days Fri | Cheapest price $40 |
Operator FlixBus | Departure Time 10:30PM | Arrival Time 02:30AM | Duration 4h00 | Departure days Mon, Fri | Cheapest price $35 |
The table below shows live departures for Kennewick, WA to Portland, OR buses for today, Tuesday, July 14. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 2:30 PM Kennewick, WA | 4h00 | 6:30 PM Portland, OR | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare train, bus, 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.
Buses from Kennewick, WA to Portland, OR run on average 2 times per day, taking around 4h 0m. Cheap bus tickets for this journey start at $35 (€29) if you book in advance.
There are 1 buses per day. The earliest bus runs at 06:40, the last at 14:30. The fastest bus covers the 176 miles (284 km) distance in 4h 0m.
Distance 176 miles (284 km) |
Average bus duration 4h 0m |
Cheapest ticket price $35 (€29) |
Buses per day 2 |
Direct buses 1 |
Fastest bus 4h 0m |
First bus 6:40 AM |
Last bus 2:30 PM |
Cheapest Month Feb |
Cheapest Day Sun |
High Season Jan - Mar |
Low Season Apr - Jun |
Discover the best of Portland — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portland trip today.
World-class collections spanning Native American, Asian, and Northwest art. A cornerstone cultural stop in the South Park Blocks.
Hands-on museum famed for the USS Blueback submarine, science labs, and family-friendly exhibits on technology and nature.
Eclectic museum of movie props, oddities, and outsider collections in Northwest Portland. Fun, quirky, and uniquely local.
A 165-acre woodland park with serene paths, a rose garden, and Japanese Garden access. One of Portland's signature green spaces.
Beloved downtown square known as Portland's living room. Hosts events, people-watching, and easy access to major central sights.
Large urban forest with miles of trails for hiking and running. A local favorite for quick immersion in nature near downtown.
A toasted bread ring with a malty crust and chewy center. Portland shops helped make the city's bagel scene a modern local obsession.
Traditional regional chowder from the Pacific Northwest, usually with local clams, cream, potatoes, and herbs. A staple on many Portland seafood menus.
Fresh oysters from the Oregon coast, prized for their briny, clean flavor. Portland is a major city showcase for the state's shellfish culture.
Acclaimed bagel shop serving naturally leavened bagels with classic toppings in a casual neighborhood space.
Pioneering specialty coffee roaster with expertly brewed coffee and a minimalist café atmosphere loved by locals.
Iconic Portland brewery and pub pouring house beers with hearty pub fare in a lively, long-running local setting.
Moderate for U.S. city travel: hotels and dining are mid-priced, transit is reasonable, and budget food is easy to find.
Tip 18-20% at restaurants, more for great service. Taxis: 10-15%. Cafes: round up or tip $1-2 for drinks.
Find answers to the most common questions about traveling from Kennewick, WA to Portland, OR by bus. 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 bus, the cheapest option, or tips for making the most of your visit at Portland, OR, this guide helps you travel smarter and with confidence.

Here are some other resources that might have the information you need