$89 Cheap Flights from Eugene (EUG) to Pasco (PSC)

View $89 flight on Wed, Jul 23, 2025Opens in a new window

Popular airlines from Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC)

Cheap Flights from Eugene to Pasco (EUG-PSC)

Prices were available within the past 7 days and start at $89 for one-way flights and $178 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Aug 12 - Thu, Aug 14
EUG
Eugene
PSC
Pasco
$178 Roundtrip, found 6 days ago
$178
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 12 from Eugene to Pasco, returning Thu, Aug 14, priced at $178 found 6 days ago
Delta
Thu, Aug 14 - Sun, Aug 17
EUG
Eugene
PSC
Pasco
$180 Roundtrip, found 6 days ago
$180
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 14 from Eugene to Pasco, returning Sun, Aug 17, priced at $180 found 6 days ago
Hawaiian Airlines
Wed, Aug 13 - Sat, Aug 16
EUG
Eugene
PSC
Pasco
$197 Roundtrip, found 3 days ago
$197
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 13 from Eugene to Pasco, returning Sat, Aug 16, priced at $197 found 3 days ago
Delta
Sat, Aug 16 - Wed, Aug 20
EUG
Eugene
PSC
Pasco
$197 Roundtrip, found 3 days ago
$197
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Aug 16 from Eugene to Pasco, returning Wed, Aug 20, priced at $197 found 3 days ago
Alaska Airlines
Sat, Aug 16 - Tue, Aug 19
EUG
Eugene
PSC
Pasco
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Eugene to Pasco, returning Tue, Aug 19, priced at $199 found 3 days ago
Delta
Thu, Aug 14 - Sun, Aug 17
EUG
Eugene
PSC
Pasco
$200 Roundtrip, found 6 days ago
$200
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 14 from Eugene to Pasco, returning Sun, Aug 17, priced at $200 found 6 days ago
Hawaiian Airlines
Thu, Aug 14 - Sat, Aug 16
EUG
Eugene
PSC
Pasco
$206 Roundtrip, found 3 days ago
$206
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Aug 14 from Eugene to Pasco, returning Sat, Aug 16, priced at $206 found 3 days ago
Alaska Airlines
Wed, Jul 23 - Mon, Jul 28
EUG
Eugene
PSC
Pasco
$208 Roundtrip, found 4 days ago
$208
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Eugene to Pasco, returning Mon, Jul 28, priced at $208 found 4 days ago
United
Fri, Aug 15 - Mon, Aug 18
EUG
Eugene
PSC
Pasco
$497 Roundtrip, found 3 days ago
$497
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 15 from Eugene to Pasco, returning Mon, Aug 18, priced at $497 found 3 days ago
American Airlines
Fri, Aug 15 - Sun, Aug 17
EUG
Eugene
PSC
Pasco
$1,075 Roundtrip, found 3 days ago
$1,075
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 15 from Eugene to Pasco, returning Sun, Aug 17, priced at $1,075 found 3 days ago

Find the cheapest month to fly from Eugene (EUG) to Pasco (PSC)

July is typically the cheapest month to fly

From $178 - $781 per traveler.

Graph displaying average flight prices per month

Flights from Eugene (EUG) to Pasco (PSC)
Origin airport
Eugene
Destination airport
Tri-Cities
Airlines serving
Alaska Airlines, United
Roundtrip price
$178
Distance
248 mi

Eugene to Pasco Flights

The cheapest times to fly from Eugene to Pasco

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 Eugene to Pasco are during the month of August. You can find some of the cheapest flights from Eugene to Pasco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eugene to Pasco

Sunday is one of the best days to book for cheap flights from Eugene to Pasco: 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 Eugene to Pasco

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 Eugene to Pasco in 2025. You can also book with separate airlines for your outbound and return journeys, from $89 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 Eugene to Pasco 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 Eugene to Pasco 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 Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC) cost?
Discover the latest flight deals from EUG to PSC 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 EUG to PSC?
The cheapest flights from EUG to PSC 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 EUG to PSC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from EUG to PSC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC)?
Direct flights from Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC) 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 click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EUG to PSC?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC)?
To arrive at Tri-Cities Airport (PSC) on schedule, book a flight that leaves from Mahlon Sweet Field Airport (EUG) 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 Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC) last-minute?
Holding off until right before your break to book your flight from EUG to PSC often results in higher prices. While you might find some last-minute offers, there's no guarantee. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book an EUG to PSC flight and hotel package?
Compared with arranging flights and hotels separately, booking an EUG to PSC flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place takes the hassle out of travel planning. Just secure your flights and choose from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Mahlon Sweet Field Airport (EUG) to Tri-Cities Airport (PSC)?
If you reserved your EUG to PSC flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.