HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pasco

$124+ Cheap flights from Seattle to Pasco (SEA - PSC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PSC
Jul 3 — Jul 101
Fri 7/3
Fri 7/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Pasco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Pasco

Cheapest flights from Seattle to Pasco
Explore the most affordable flight options available from Seattle to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 pm
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Sat 10/106:00 pm
PSC
-
SEA
Nonstop1h 12m
Alaska Airlines
Deal found 6/2$227
This Orbitz deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:53 pm
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Tue 11/106:01 am
PSC
-
SEA
Nonstop1h 07m
Alaska Airlines
Deal found 5/30$297
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:15 pm
SEA
-
PSC
Nonstop1h 03m
Delta
Sun 11/295:45 pm
PSC
-
SEA
Nonstop1h 14m
Delta
Deal found 6/3$347
This Trip.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:40 pm
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Sun 6/283:59 pm
PSC
-
SEA
1 stop2h 34m
Alaska Airlines
Deal found 5/31$350
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:52 am
SEA
-
PSC
Nonstop1h 01m
Alaska Airlines
Tue 7/75:23 am
PSC
-
SEA
1 stop3h 51m
Alaska Airlines
Deal found 6/2$357
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1310:40 pm
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Wed 6/1710:33 am
PSC
-
SEA
Nonstop1h 05m
Alaska Airlines
Deal found 5/29$367
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:20 am
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Tue 7/143:59 pm
PSC
-
SEA
2 stops16h 14m
Alaska Airlines
Deal found 5/31$381
This Expedia deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/124:28 pm
SEA
-
PSC
Nonstop0h 59m
Alaska Airlines
Tue 7/145:23 am
PSC
-
SEA
1 stop4h 58m
Alaska Airlines
Deal found 5/31$387

Find flight deals from Seattle to Pasco

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Pasco (PSC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(Alaska Airlines)

One-way from

$124
(Alaska Airlines)

Popular in

August

Cheapest in

February

Average price

$197

Good round-trip deal

$249 or less

Good one-way deal

$168 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Pasco Tri Cities flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Pasco Tri Cities flights.
Search Deals
From Seattle/Tacoma Intl to Pasco Tri Cities
Search Deals
One-way flight from Seattle/Tacoma Intl to Pasco Tri Cities
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Pasco Tri Cities.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Pasco Tri Cities.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Pasco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 3, 2026.
Use the filters below to find and compare flights from Seattle to Pasco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Wed 10/7

10:53 pm-11:52 pm

Nonstop0h 59m

Pasco Tri Cities

Sat 10/10

6:00 pm-7:12 pm

Nonstop1h 12m

$227

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Wed 11/25

3:15 pm-4:18 pm

Nonstop1h 03m

Pasco Tri Cities

Sun 11/29

5:45 pm-6:59 pm

Nonstop1h 14m

$347
Cheapest one-way

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Wed 8/26

9:06 am-10:12 am

Nonstop1h 06m

$144

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Tue 8/25

1:30 pm-2:44 pm

Nonstop1h 14m

$144

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 8/28

10:35 am-11:45 am

Nonstop1h 10m

$154

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 8/28

10:04 am-3:23 pm

1 stop5h 19m

$164

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Tue 9/1

11:59 am-3:23 pm

1 stop3h 24m

$184

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 7/3

1:30 pm-2:45 pm

Nonstop1h 15m

$204

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sun 6/28

10:35 am-11:48 am

Nonstop1h 13m

$204
Quickest one-way

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Mon 7/27

8:52 am-9:53 am

Nonstop1h 01m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle to Pasco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Pasco in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Pasco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Pasco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Pasco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Pasco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Pasco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Pasco

Have a flexible travel schedule? Discover the best time to fly to Pasco from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Pasco

What is the cheapest month to book a flight from Seattle to Pasco?

Currently, February is the cheapest month in which you can book a flight from Seattle to Pasco (average of $119). Flying from Seattle to Pasco in August is currently the most expensive (average of $287). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to PSC?

Find hourly flight availability from Seattle to Pasco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 3, 2026.

A simple way to save on the total cost of your ticket is to fly from Seattle to Pasco in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Seattle to Pasco?

Reviews of airlines servicing Pasco

Get insights into the airlines that provide service to Pasco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pasco. Reviews last updated June 3, 2026.
Read reviews from past customers who have flown Alaska Airlines and Delta from Seattle to Pasco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,463 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,463 reviews
Alaska Airlines
7.9
Good
12,463 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.9
Good
8,398 reviews
Alaska Airlines
7.9
Good
12,463 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Pasco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Pasco?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Pasco Tri Cities (PSC) is your only option if you wish to fly from Seattle to Pasco. On a typical day, there are 20 flights from Seattle/Tacoma Intl to Tri Cities, all of which are around 1h 00m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Seattle/Tacoma Intl to Pasco.

  • How long is the flight from Seattle to Pasco?

    Departing from Seattle to Pasco will take you 59m. The distance from Seattle to Pasco is about 171 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Seattle to Pasco round-trip?

    According to our current data, Delta ($79), and Alaska Airlines ($108) offers the cheapest pricing from Seattle to Pasco. Delta is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Seattle to Pasco?

    The top 3 most reliable airlines when flying from Seattle to Pasco are Qatar Airways (96%), Japan Airlines (92%) and Horizon Air (90%).

  • What are the cheapest flights from Seattle to Pasco?

    Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Seattle/Tacoma Intl - Pasco Tri Cities) can be booked for $347 on average, our data indicates $300 when flying from Seattle to Pasco.

  • Can I find deals for flights from Seattle to Pasco that include hotel bookings?

    Yes. In addition to deals on Seattle to Pasco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Pasco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Pasco.

  • Can I find deals for business class flights from Seattle to Pasco?

    Yes. Cheapflights offers flight deals from Seattle to Pasco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Pasco?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Pasco (average of $119). Flying from Seattle to Pasco in August is currently the most expensive (average of $287). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Pasco?

Book flights to Pasco if you plan to visit one of these locations
Kennewick

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Seattle to Pasco

Discover the top 2 airlines that operate flights from Seattle to Pasco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$79Average$208FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$108Average$235FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.