A gravel road winding through a dry grassland with steep cliffs on one side.

CA $188 Cheap Flights from Portland (PDX) to Pasco (PSC)

View CA $188 flight on Wed, Sep 9, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Tri-Cities Airport (PSC)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Portland (PDX) to Pasco (PSC)

Prices were available within the past 7 days and start at CA $188 for one-way flights and CA $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Sep 5 - Sat, Sep 12
PDX
Portland
PSC
Pasco
CA $290 Roundtrip, found 5 days ago
CA $290
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Portland to Pasco, returning Sat, Sep 12, priced at CA $290 found 5 days ago
Alaska Airlines
Sat, Sep 12 - Sun, Sep 13
PDX
Portland
PSC
Pasco
CA $304 Roundtrip, found 6 days ago
CA $304
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Portland to Pasco, returning Sun, Sep 13, priced at CA $304 found 6 days ago
Alaska Airlines
Sat, Sep 12 - Sun, Sep 13
PDX
Portland
PSC
Pasco
CA $333 Roundtrip, found 6 days ago
CA $333
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Portland to Pasco, returning Sun, Sep 13, priced at CA $333 found 6 days ago
Alaska Airlines
Sat, Sep 12 - Sun, Sep 13
PDX
Portland
PSC
Pasco
CA $361 Roundtrip, found 6 days ago
CA $361
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Portland to Pasco, returning Sun, Sep 13, priced at CA $361 found 6 days ago
Alaska Airlines
Sat, Sep 12 - Sun, Sep 13
PDX
Portland
PSC
Pasco
CA $388 Roundtrip, found 6 days ago
CA $388
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Portland to Pasco, returning Sun, Sep 13, priced at CA $388 found 6 days ago
Alaska Airlines
Sat, Sep 12 - Sun, Sep 13
PDX
Portland
PSC
Pasco
CA $402 Roundtrip, found 6 days ago
CA $402
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Portland to Pasco, returning Sun, Sep 13, priced at CA $402 found 6 days ago
Alaska Airlines
Sat, Sep 5 - Sat, Sep 12
PDX
Portland
PSC
Pasco
CA $458 Roundtrip, found 5 days ago
CA $458
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Portland to Pasco, returning Sat, Sep 12, priced at CA $458 found 5 days ago

Find the cheapest month to fly from Portland (PDX) to Pasco (PSC)

June is typically the cheapest month to fly

From CA $230 - CA $350 per traveller.

Frequently asked questions

How much does a flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) cost?
You can find one-way and return flights from PDX to PSC with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when PDX to PSC ticket fares go up or down.
What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
The cheapest months to fly from PDX to PSC are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
Enter PDX to PSC and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
Delta offers one of the cheapest connecting return flights on this route, with tickets starting from around CA$257. Alaska Airlines is one of the cheapest airlines offering nonstop return flights from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities), with tickets starting from around CA$258 for flights that can be booked for departure within the next year. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
There are approximately 18 connecting flights per day from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities). Some common connection points include Seattle - Tacoma Intl. (SEA), Salt Lake City Intl. (SLC), and Denver Intl. (DEN).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
The earliest flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) typically departs around 5:00 AM. This service is operated by American Airlines and is a seasonal service active in March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
You'll typically find the most flights from Portland International Airport (PDX) to Pasco, WA (PSC-Tri-Cities) on a Sunday, with around 38 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, Delta, and United. Sundays offer notably more flight options compared to other days of the week, making it a convenient day to travel.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
The most popular departure times for flights from Portland Intl. (PDX) to Tri-Cities (PSC) are between 12pm and 3pm. Many major carriers, including Alaska Airlines, Delta and United, offer flights during this window. Many travelers prefer this time as it allows for a relaxed morning before heading to the airport, and you'll arrive at your destination in the afternoon.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
There are no nonstop flights from Portland International Airport (PDX) to Tri-Cities (PSC). Flights with one stop typically take around 6 hours 20 minutes, covering a distance of about 278 kilometres. Flights with two or more stops will take longer, usually around 12 hours 20 minutes. Keep in mind that actual flight times can vary due to factors like layover duration, weather, and wind patterns.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
Select the "Business class" and "First class" filters when looking for PDX to PSC flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Pasco, WA (PSC) from Portland, OR (PDX)?
If you're planning to travel to Pasco from Portland Intl. (PDX), you can fly directly into Tri-Cities (PSC). Some flights may connect through major hubs like Spokane Intl. (GEG), Rogue Valley Intl. (MFR), or Mahlon Sweet Field (EUG) before reaching Pasco. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities)?
If you booked your Portland, OR (PDX-Portland Intl.) to Pasco, WA (PSC-Tri-Cities) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Portland Intl.
Destination airport
Tri-Cities
Roundtrip price
CA $289
Distance
277 km

Book with confidence

Portland to Pasco Flights

The easy way to book your flights from Portland to Pasco 

With Expedia, it’s simple to find and book flights to Pasco from Portland whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Tri-Cities, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Portland to Pasco today, tomorrow, or this week.  

 

Save dollars with cheap flights from Portland Intl., PDX to Tri-Cities, PSC 

Sort your search results by price to find great deals on your flight from Portland to Pasco—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Pasco from Portland currently is just CA $290 rising to CA $606.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Pasco  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Pasco from Portland 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Pasco with Expedia today.

Portland to Pasco Flights

Explore a world of travel with Expedia

*Available to Expedia members.