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$79+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PSC
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap 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 August 18, 2025.

Round-trip from

$116
(Kiwi.com)

One-way from

$79
(Delta)

Popular in

November

Cheapest in

February

Average price

$197

Good round-trip deal

$157 or less

Good one-way deal

$168 or less
From Seattle/Tacoma Intl to Pasco Tri Cities
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One-way flight from Seattle/Tacoma Intl to Pasco Tri Cities
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Highest demand for flights based on searches. 19% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Pasco Tri Cities.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Pasco Tri Cities.
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Find 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 August 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:10 pmSEA - PSC
Nonstop1h 05mHawaiian Airlines
Tue 9/234:06 pmPSC - SEA
Nonstop1h 07mHawaiian Airlines
Deal found 8/17$116
This Delta deal was found by Cheapflights users on 8/16. 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.
Sat 9/137:45 pmSEA - PSC
Nonstop1h 10mDelta
Sat 9/205:47 pmPSC - SEA
Nonstop1h 13mDelta
Deal found 8/16$117
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 9/62:31 pmSEA - PSC
Nonstop0h 58mAlaska Airlines
Mon 9/88:45 amPSC - SEA
Nonstop1h 11mAlaska Airlines
Deal found 8/16$147
This Delta deal was found by Cheapflights users on 8/15. 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.
Sat 9/209:40 amSEA - PSC
Nonstop1h 13mDelta
Sat 9/205:47 pmPSC - SEA
Nonstop1h 13mDelta
Deal found 8/15$157
This Delta deal was found by Cheapflights users on 8/18. 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.
Fri 10/179:45 pmSEA - PSC
Nonstop1h 10mDelta
Sun 10/195:45 pmPSC - SEA
Nonstop1h 14mDelta
Deal found 8/18$177
This Delta deal was found by Cheapflights users on 8/16. 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.
Tue 9/29:55 amSEA - PSC
Nonstop1h 09mDelta
Tue 9/96:20 amPSC - SEA
Nonstop1h 13mDelta
Deal found 8/16$197
This Trip.com deal was found by Cheapflights users on 8/16. 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.
Sat 9/1311:20 amSEA - PSC
Nonstop1h 08mMultiple Airlines
Sat 9/201:05 pmPSC - SEA
Nonstop1h 14mMultiple Airlines
Deal found 8/16$215
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 9/2111:20 amSEA - PSC
Nonstop1h 08mAlaska Airlines
Sun 9/217:57 pmPSC - SEA
Nonstop1h 11mAlaska Airlines
Deal found 8/15$217
This Delta deal was found by Cheapflights users on 8/17. 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.
Fri 9/59:55 amSEA - PSC
Nonstop1h 09mDelta
Sun 9/75:47 pmPSC - SEA
Nonstop1h 12mDelta
Deal found 8/17$227
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 9/1311:20 amSEA - PSC
Nonstop1h 08mAlaska Airlines
Sat 9/207:00 amPSC - SEA
1 stop14h 36mAlaska Airlines
Deal found 8/16$230

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 August 18, 2025.
Use the filters below to find and compare flights from Seattle to Pasco that are best for you.

Fly from

Seattle

Fly to

Pasco

Route

Depart

Return

Price

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Tue 9/16

8:10 pm-9:15 pm

Nonstop1h 05m

Pasco Tri Cities

Tue 9/23

4:06 pm-5:13 pm

Nonstop1h 07m

$116

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 9/13

7:45 pm-8:55 pm

Nonstop1h 10m

Pasco Tri Cities

Sat 9/20

5:47 pm-7:00 pm

Nonstop1h 13m

$117

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 9/13

2:31 pm-3:29 pm

Nonstop0h 58m

Pasco Tri Cities

Sat 9/20

4:06 pm-5:13 pm

Nonstop1h 07m

$117

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Wed 9/24

9:40 am-10:53 am

Nonstop1h 13m

Pasco Tri Cities

Sat 9/27

5:47 pm-7:00 pm

Nonstop1h 13m

$117

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 9/6

2:31 pm-3:29 pm

Nonstop0h 58m

Pasco Tri Cities

Mon 9/8

8:45 am-9:56 am

Nonstop1h 11m

$147

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Thu 10/23

9:45 pm-10:55 pm

Nonstop1h 10m

Pasco Tri Cities

Tue 10/28

5:45 pm-6:59 pm

Nonstop1h 14m

$147

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 9/13

9:40 am-10:53 am

Nonstop1h 13m

Pasco Tri Cities

Sun 9/14

5:47 pm-7:00 pm

Nonstop1h 13m

$147

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 9/20

9:40 am-10:53 am

Nonstop1h 13m

Pasco Tri Cities

Sat 9/20

5:47 pm-7:00 pm

Nonstop1h 13m

$157

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 9/12

9:59 pm-11:11 pm

Nonstop1h 12m

Pasco Tri Cities

Mon 9/15

5:47 pm-7:00 pm

Nonstop1h 13m

$177

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 10/17

9:40 am-10:50 am

Nonstop1h 10m

Pasco Tri Cities

Sun 10/19

5:45 pm-6:59 pm

Nonstop1h 14m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 16 results
1
2

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, January is the cheapest month in which you can book a flight from Seattle to Pasco (average of $349). Flying from Seattle to Pasco in June is currently the most expensive (average of $438). 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 August 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Pasco at noon. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Seattle to Pasco?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Pasco. Price data was last updated on August 17, 2025.

Travelers seeking maximum savings on their Seattle to Pasco flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Pasco

Explore weekly flight availability from Seattle to Pasco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 18, 2025.

The most flights from SEA to PSC are scheduled on a Monday (37 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

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 August 18, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines 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
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,665 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 24 flights from Seattle/Tacoma Intl to Tri Cities, all of which are around 0h 58m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Seattle/Tacoma Intl to Pasco.

  • How popular is this Seattle to Pasco flight route?

    Flights from Seattle/Tacoma Intl to Pasco Tri Cities have been viewed 5 times in the past calendar month.

  • How long is the flight from Seattle to Pasco?

    Departing from Seattle to Pasco will take you 58m. 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, Hawaiian Airlines ($97), Delta ($97), and Alaska Airlines ($117) offers the cheapest pricing from Seattle to Pasco. Hawaiian Airlines is 52% 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 Aeromexico (92%), Korean Air (87%) and Delta (87%).

  • What are the cheapest flights from Seattle to Pasco?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Seattle/Tacoma Intl - Pasco Tri Cities) can be booked for $117 on average our data indicates $255 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, January is the cheapest month in which you can book a flight from Seattle to Pasco (average of $349). Flying from Seattle to Pasco in June is currently the most expensive (average of $438). 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
Richland

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Alternative routes for Seattle to Pasco

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Top 3 airlines flying from Seattle to Pasco

Discover the top 3 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$97Average$179FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$109Average$217FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$117Average$225FlexibilityNo cancel feeOn-time75%

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