$125 Cheap Flights from Pasco (PSC) to Portland (PWM)

View $125 flight on Sun, May 25, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM)

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Find available prices by choosing your travel dates.

Cheap Flights from Pasco to Portland (PSC-PWM)

Prices were available within the past 7 days and start at $125 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$249 Roundtrip, found 22 hours ago
$249
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $249 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$254 Roundtrip, found 22 hours ago
$254
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $254 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$258 Roundtrip, found 22 hours ago
$258
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $258 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$274 Roundtrip, found 22 hours ago
$274
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $274 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$280 Roundtrip, found 22 hours ago
$280
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $280 found 22 hours ago
United
Sun, May 25 - Sat, May 31
PSC
Pasco
PWM
Portland
$281 Roundtrip, found 22 hours ago
$281
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Sat, May 31, priced at $281 found 22 hours ago
American Airlines
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$293 Roundtrip, found 22 hours ago
$293
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $293 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$300 Roundtrip, found 22 hours ago
$300
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $300 found 22 hours ago
United
Sun, May 25 - Sat, May 31
PSC
Pasco
PWM
Portland
$307 Roundtrip, found 22 hours ago
$307
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Sat, May 31, priced at $307 found 22 hours ago
United
Sun, May 25 - Fri, May 30
PSC
Pasco
PWM
Portland
$309 Roundtrip, found 22 hours ago
$309
Roundtrip
found 22 hours ago
Select United flight, departing Sun, May 25 from Pasco to Portland, returning Fri, May 30, priced at $309 found 22 hours ago
Flights from Pasco (PSC) to Portland (PWM)
Origin airport
Tri-Cities
Destination airport
Portland Intl. Jetport
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$248
Distance
2355 mi

Pasco to Portland Flights

The cheapest times to fly from Pasco to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Portland are during the month of May. You can find some of the cheapest flights from Pasco to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Portland

Sunday is one of the best days to book for cheap flights from Pasco to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $125 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM) cost?
Discover the latest flight deals from PSC to PWM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PSC to PWM?
The cheapest flights from PSC to PWM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PSC to PWM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PSC to PWM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM)?
Direct flights from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filters. Enter your travel dates and pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from PSC to PWM?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM)?
To reach Portland Intl. Jetport Airport (PWM) on schedule, opt for a flight that leaves Tri-Cities Airport (PSC) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM) last-minute?
Last-minute fares from PSC to PWM are generally more expensive. To lock in the lowest rates, start searching for flights early. That being said, if your travel plans are flexible, it’s possible to score a cheap ticket just before your departure.
Is it cheaper to book a PSC to PWM flight and hotel package?
Compared with arranging hotels and flights separately, booking a PSC to PWM flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Portland Intl. Jetport Airport (PWM)?
Typically, you can cancel or modify your PSC to PWM flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.