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$89+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PSC
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$122
(Trip.com)

One-way from

$89
(Delta)

Popular in

November

Cheapest in

February

Average price

$257

Good round-trip deal

$197 or less

Good one-way deal

$98 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. 18% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Trip.com deal was found by Cheapflights users on 7/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/162:07 pmSEA - PSC
Nonstop0h 59mHawaiian Airlines
Sun 8/171:30 pmPSC - SEA
Nonstop1h 08mHawaiian Airlines
Deal found 7/2$122
This Delta deal was found by Cheapflights users on 7/1. 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 10/89:35 amSEA - PSC
Nonstop1h 12mDelta
Mon 10/135:45 pmPSC - SEA
Nonstop1h 14mDelta
Deal found 7/1$127
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/1611:30 amSEA - PSC
Nonstop1h 09mAlaska Airlines
Sun 8/177:00 amPSC - SEA
1 stop15h 17mAlaska Airlines
Deal found 7/2$282
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/25:10 amSEA - PSC
1 stop17h 43mUnited Airlines
Sat 8/166:38 amPSC - SEA
1 stop14h 19mUnited Airlines
Deal found 7/2$495

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 July 3, 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

Sat 8/16

2:07 pm-3:06 pm

Nonstop0h 59m

Pasco Tri Cities

Sun 8/17

1:30 pm-2:38 pm

Nonstop1h 08m

$122

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Thu 8/14

3:29 pm-4:35 pm

Nonstop1h 06m

Pasco Tri Cities

Thu 8/21

5:47 pm-6:59 pm

Nonstop1h 12m

$137

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Wed 7/30

11:30 am-12:39 pm

Nonstop1h 09m

Pasco Tri Cities

Wed 8/6

3:46 pm-5:00 pm

Nonstop1h 14m

$197

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 8/2

5:10 am-10:53 pm

1 stop17h 43m

Pasco Tri Cities

Sat 8/16

6:38 am-8:57 pm

1 stop14h 19m

$495

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 8/16

11:31 am-11:59 pm

2 stops12h 28m

Pasco Tri Cities

Sun 8/17

7:00 am-3:10 pm

1 stop8h 10m

$731

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Fri 8/15

9:55 am-11:04 am

Nonstop1h 09m

$89

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 7/26

9:44 am-10:52 am

Nonstop1h 08m

$115

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 7/26

11:30 am-12:36 pm

Nonstop1h 06m

$119

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Thu 7/10

5:30 pm-8:45 am

1 stop15h 15m

$275

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

Sat 7/19

7:34 pm-11:30 am

1 stop15h 56m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 July is currently the most expensive (average of $442). 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 July 3, 2025.

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 14% 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 June 29, 2025.

Travelers seeking maximum savings on their Seattle to Pasco flight should consider departing on Thursday evenings 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 July 3, 2025.

The most flights from SEA to PSC are scheduled on a Thursday (32 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (16 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 July 3, 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

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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 23 flights from Seattle/Tacoma Intl to Tri Cities, all of which are around 0h 59m 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.

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

    According to our current data, Hawaiian Airlines ($122), Delta ($127), and Alaska Airlines ($197) offers the cheapest pricing from Seattle to Pasco. Hawaiian Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Seattle to Pasco one-way?

    One-way options have recently been found by users for as low as $89 on Delta. Other airlines that offer cheap prices include Hawaiian Airlines from $115 and Alaska Airlines from $119 one-way.

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

    The top 3 most reliable airlines when flying from Seattle to Pasco are Delta (89%), Korean Air (84%) and KLM (84%).

  • What are the cheapest flights from Seattle to Pasco?

    Looking at all options, your cheapest flight can be booked for $68. While the most popular route (Seattle/Tacoma Intl - Pasco Tri Cities) can be booked for $122 on average our data indicates $198 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 July is currently the most expensive (average of $442). 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 Seattle?

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

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$97Average$181FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$108Average$233FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$109Average$217FlexibilityNo cancel feeOn-time85%

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