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Cheap flights from Seattle to Pasco from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Pasco departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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Delta Logo
3:18 pm - 4:23 pmSEA-PSC
1h 05mnonstop
Delta Logo
5:44 pm - 7:00 pmPSC-SEA
1h 16mnonstop
$99Delta
Find Deal
qui, dez 4 - seg, dez 8
Alaska Airlines Logo
7:50 pm - 8:53 pmSEA-PSC
1h 03mnonstop
Alaska Airlines Logo
1:23 pm - 2:30 pmPSC-SEA
1h 07mnonstop
$118Alaska Airlines
Find Deal
sex, dez 12 - sáb, jan 10
Alaska Airlines Logo
4:43 pm - 5:42 pmSEA-PSC
0h 59mnonstop
Alaska Airlines Logo
12:56 pm - 2:02 pmPSC-SEA
1h 06mnonstop
$119Alaska Airlines
Find Deal
seg, fev 2 - sáb, fev 14
Hawaiian Airlines Logo
9:50 am - 10:51 amSEA-PSC
1h 01mnonstop
Hawaiian Airlines Logo
6:00 am - 7:20 amPSC-SEA
1h 20mnonstop
$134Hawaiian Airlines
Find Deal
ter, dez 16 - ter, dez 30
Alaska Airlines Logo
9:50 am - 10:51 amSEA-PSC
1h 01mnonstop
Alaska Airlines Logo
6:00 am - 7:20 amPSC-SEA
1h 20mnonstop
$138Alaska Airlines
Find Deal
ter, dez 16 - ter, dez 30
Delta Logo
9:35 am - 10:49 amSEA-PSC
1h 14mnonstop
Delta Logo
1:00 pm - 2:14 pmPSC-SEA
1h 14mnonstop
$139Delta
Find Deal
seg, dez 8 - ter, dez 9
Alaska Airlines Logo
8:23 am - 9:32 amSEA-PSC
1h 09mnonstop
Alaska Airlines Logo
10:26 am - 11:55 amPSC-SEA
1h 29mnonstop
$146Alaska Airlines
Find Deal
qui, dez 18 - sáb, dez 20
Delta Logo
9:35 am - 10:49 amSEA-PSC
1h 14mnonstop
Delta Logo
1:00 pm - 2:14 pmPSC-SEA
1h 14mnonstop
$148Delta
Find Deal
qui, dez 11 - qui, dez 18
Alaska Airlines Logo
11:15 pm - 12:17 amSEA-PSC
1h 02mnonstop
Alaska Airlines Logo
10:26 am - 11:55 amPSC-SEA
1h 29mnonstop
$158Alaska Airlines
Find Deal
sáb, dez 20 - sex, jan 2
Alaska Airlines Logo
7:50 pm - 8:53 pmSEA-PSC
1h 03mnonstop
Alaska Airlines Logo
10:26 am - 11:55 amPSC-SEA
1h 29mnonstop
$167Alaska Airlines
Find Deal
ter, dez 16 - ter, dez 30

Alaska Airlines flights from Seattle to Pasco

Our best Alaska Airlines deals on Seattle to Pasco flight tickets
Alaska Airlines
Dec 12
SEA7:50 pmSeattle/Tacoma Intl
1h 03m
PSC8:53 pmPasco Tri Cities
Jan 10
PSC1:23 pmPasco Tri Cities
1h 07m
SEA2:30 pmSeattle/Tacoma Intl
$118
Find similar
Alaska Airlines
Feb 2
SEA4:43 pmSeattle/Tacoma Intl
0h 59m
PSC5:42 pmPasco Tri Cities
Feb 14
PSC12:56 pmPasco Tri Cities
1h 06m
SEA2:02 pmSeattle/Tacoma Intl
$119
Find similar
Alaska Airlines
Dec 16
SEA9:50 amSeattle/Tacoma Intl
1h 01m
PSC10:51 amPasco Tri Cities
Dec 30
PSC6:00 amPasco Tri Cities
1h 20m
SEA7:20 amSeattle/Tacoma Intl
$138
Find similar

United Airlines flights from Seattle to Pasco

Our best United Airlines deals on Seattle to Pasco flight tickets
United Airlines
Nov 20
SEA5:05 amSeattle/Tacoma Intl
15h 57m
1 stop
PSC9:02 pmPasco Tri Cities
Nov 23
PSC5:05 amPasco Tri Cities
16h 08m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
$785
Find similar
United Airlines
Nov 23
SEA5:05 amSeattle/Tacoma Intl
15h 57m
1 stop
PSC9:02 pmPasco Tri Cities
Nov 27
PSC6:25 amPasco Tri Cities
9h 50m
1 stop
SEA4:15 pmSeattle/Tacoma Intl
$820
Find similar
United Airlines
Nov 20
SEA5:05 amSeattle/Tacoma Intl
15h 57m
1 stop
PSC9:02 pmPasco Tri Cities
Nov 23
PSC5:05 amPasco Tri Cities
18h 39m
2 stops
SEA11:44 pmSeattle/Tacoma Intl
$855
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated novembro 13, 2025.
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

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

qui 12/4

3:18 pm-4:23 pm

Nonstop1h 05m

Pasco Tri Cities

seg 12/8

5:44 pm-7:00 pm

Nonstop1h 16m

$99

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

sex 12/12

7:50 pm-8:53 pm

Nonstop1h 03m

Pasco Tri Cities

sáb 1/10

1:23 pm-2:30 pm

Nonstop1h 07m

$118

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

seg 2/2

4:43 pm-5:42 pm

Nonstop0h 59m

Pasco Tri Cities

sáb 2/14

12:56 pm-2:02 pm

Nonstop1h 06m

$119

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

ter 12/16

9:50 am-10:51 am

Nonstop1h 01m

Pasco Tri Cities

ter 12/30

6:00 am-7:20 am

Nonstop1h 20m

$134

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

ter 12/16

9:50 am-10:51 am

Nonstop1h 01m

Pasco Tri Cities

ter 12/30

6:00 am-7:20 am

Nonstop1h 20m

$138

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

seg 12/8

9:35 am-10:49 am

Nonstop1h 14m

Pasco Tri Cities

ter 12/9

1:00 pm-2:14 pm

Nonstop1h 14m

$139

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

qui 12/18

8:23 am-9:32 am

Nonstop1h 09m

Pasco Tri Cities

sáb 12/20

10:26 am-11:55 am

Nonstop1h 29m

$146

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

qui 12/11

9:35 am-10:49 am

Nonstop1h 14m

Pasco Tri Cities

qui 12/18

1:00 pm-2:14 pm

Nonstop1h 14m

$148

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

sáb 12/20

11:15 pm-12:17 am

Nonstop1h 02m

Pasco Tri Cities

sex 1/2

10:26 am-11:55 am

Nonstop1h 29m

$158

SeattlePasco

SEA - PSC

SEAPSC

Seattle/Tacoma Intl

ter 12/16

7:50 pm-8:53 pm

Nonstop1h 03m

Pasco Tri Cities

ter 12/30

10:26 am-11:55 am

Nonstop1h 29m

$167

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Pasco from

How to get the cheapest flight ticket from Seattle to Pasco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Pasco?

The month of February is, on average, the cheapest month to fly to Pasco from Seattle, with most prices found around $134. The month of September is another great option to travel to Pasco, with average flight prices from Seattle averaging around $137.

What is the cheapest day to depart on your flight to Pasco?

The cheapest day to depart from Seattle to Pasco is on a Saturday. Travelers who choose to depart for Pasco on a Saturday will often find tickets for as low as $177. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Pasco on Sunday is $296.

What is the cheapest time of day to depart on your flight to Pasco?

The cheapest time of day to fly to Pasco is at noon when flights can be purchased for as low as $197. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $217 on average. Flights to Pasco from Seattle in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Pasco Tri Cities flight route?

Fly from Seattle/Tacoma Intl to Pasco Tri Cities for the best Seattle/Tacoma Intl - Pasco Tri Cities flight prices

What cabin class options are available on Seattle/Tacoma Intl to Pasco Tri Cities flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Pasco Tri Cities flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Pasco flight prices changed over time?

As of November 2025, prices for Seattle to Pasco flights are approximately 68% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Pasco

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Pasco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Pasco (SEA to PSC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Pasco

Best Price Found

$278

Fastest flight time

0h 59m

Direct flights

Every day

Airports in Pasco

1 airport
The best one-way flight to Pasco from Seattle in the past 72 hours is $278. The best round-trip flight deal from Seattle to Pasco found on momondo in the last 72 hours is $137.
The fastest flight from Seattle to Pasco takes 0h 59m
Direct flights go from Seattle to Pasco every day.
There is 1 airport near Pasco: Pasco Tri Cities (PSC)
Search flight deals

  • How far is Seattle/Tacoma Intl to Pasco Tri Cities by plane?

    There are 179.8 mi between Seattle/Tacoma Intl and Pasco Tri Cities. By plane, this route typically takes 0h 59m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Pasco Tri Cities Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Pasco Tri Cities Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Pasco Tri Cities Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Pasco Tri Cities Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Pasco Tri Cities Airport.

  • What documentation or ID do you need to fly to Pasco Tri Cities Airport?

    The travel and health documents you'll need for your trip to Pasco Tri Cities Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Pasco Tri Cities Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Pasco?

  • What is the most popular airline from Seattle to Pasco?

Best airlines flying from Seattle to Pasco

Compare and see reviews for airlines that fly from Seattle to Pasco with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $97Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $97Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Alaska AirlinesPriceFrom $117Free CancellationRating
8.0
11,281 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Pasco

    Alaska Airlines flight deals from Seattle to Pasco start from $117 round-trip. Over the 24 Alaska Airlines flights for this route in a normal week, average airfare is usually $225 round-trip - but some users have found much cheaper deals with momondo.

  • Delta Flights From Seattle to Pasco

    Delta is also a popular choice for this route. Delta flight deals for Seattle to Pasco start from as low as $97 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $177. Delta operates 21 flights to Pasco from Seattle in an average week. Users have rated it 7.9/10 across 8,007 reviews.

Traveling to a place near Pasco?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Pasco?

Finding the right flight to Pasco from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Pasco quick and easy, saving you time and money.

Can I find flights from Seattle to Pasco with flexible booking policies on momondo?

All flight searches from Seattle to Pasco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Pasco?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Pasco.

I’m not ready to book a flight from Seattle to Pasco right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Pasco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Pasco and let you know when they change.

An easier way to manage your Pasco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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