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Cheap flights from Pasco to Seattle from $89

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pasco to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
1:55 pm - 2:59 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 04mnonstop
Alaska Airlines Logo
9:05 am - 10:10 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 05mnonstop
$111Alaska Airlines
Tue, Oct 20 - Tue, Oct 27
Delta Logo
3:30 pm - 4:45 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 15mnonstop
Delta Logo
9:35 pm - 10:46 pmSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 11mnonstop
$117Delta
Wed, Oct 28 - Sat, Nov 7
Alaska Airlines Logo
5:34 pm - 6:47 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 13mnonstop
Alaska Airlines Logo
9:14 am - 10:25 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 11mnonstop
$117Alaska Airlines
Sat, Nov 14 - Sun, Nov 15
Alaska Airlines Logo
1:55 pm - 2:59 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 04mnonstop
Alaska Airlines Logo
9:14 am - 10:25 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 11mnonstop
$117Alaska Airlines
Sat, Oct 31 - Sat, Nov 7
Delta Logo
5:20 am - 6:41 amPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 21mnonstop
Delta Logo
10:39 am - 11:48 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 09mnonstop
$117Delta
Sat, Oct 31 - Mon, Nov 9
Delta Logo
12:42 pm - 2:00 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 18mnonstop
Delta Logo
1:40 pm - 2:52 pmSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 12mnonstop
$117Delta
Sat, Oct 31 - Fri, Nov 6
Alaska Airlines Logo
5:34 pm - 6:47 pmPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
1h 13mnonstop
Alaska Airlines Logo
9:14 am - 10:25 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
1h 11mnonstop
$117Alaska Airlines
Mon, Nov 2 - Wed, Nov 11
Multiple Airlines Logo
9:00 pm - 10:59 amPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
13h 59m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:27 pm - 4:27 pmSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
24h 00m2 stops Denver Intl Santa Ana J. Wayne/Orange Cnty
$242Multiple Airlines
Mon, Nov 2 - Wed, Nov 11
Multiple Airlines Logo
9:16 pm - 10:59 amPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
13h 43m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:27 pm - 4:27 pmSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
24h 00m2 stops Denver Intl Santa Ana J. Wayne/Orange Cnty
$259Multiple Airlines
Fri, Oct 30 - Wed, Nov 11
Multiple Airlines Logo
9:00 pm - 10:59 amPSC  Pasco Tri Cities-SEA Seattle/Tacoma Intl
13h 59m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
12:14 pm - 9:02 amSEA  Seattle/Tacoma Intl-PSC Pasco Tri Cities
44h 48m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl
$270Multiple Airlines
Mon, Nov 2 - Tue, Nov 10

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Delta flights from Pasco to Seattle

Our best Delta deals on Pasco to Seattle flight tickets
Delta
Oct 30
PSC5:20 amPasco Tri Cities
1h 21m
SEA6:41 amSeattle/Tacoma Intl
Nov 2
SEA10:52 pmSeattle/Tacoma Intl
1h 07m
PSC11:59 pmPasco Tri Cities
$117
Delta
Oct 13
PSC3:30 pmPasco Tri Cities
1h 15m
SEA4:45 pmSeattle/Tacoma Intl
Nov 14
SEA10:39 amSeattle/Tacoma Intl
1h 09m
PSC11:48 amPasco Tri Cities
$177
Delta
Oct 4
PSC3:38 pmPasco Tri Cities
1h 12m
SEA4:50 pmSeattle/Tacoma Intl
Oct 11
SEA1:36 pmSeattle/Tacoma Intl
1h 14m
PSC2:50 pmPasco Tri Cities
$197

Alaska Airlines flights from Pasco to Seattle

Our best Alaska Airlines deals on Pasco to Seattle flight tickets
Alaska Airlines
Oct 20
PSC1:55 pmPasco Tri Cities
1h 04m
SEA2:59 pmSeattle/Tacoma Intl
Oct 27
SEA9:05 amSeattle/Tacoma Intl
1h 05m
PSC10:10 amPasco Tri Cities
$111
Alaska Airlines
Oct 27
PSC4:01 pmPasco Tri Cities
15h 25m
2 stops
SEA7:26 amSeattle/Tacoma Intl
Nov 8
SEA9:14 amSeattle/Tacoma Intl
1h 11m
PSC10:25 amPasco Tri Cities
$160
Alaska Airlines
Oct 7
PSC10:47 amPasco Tri Cities
1h 11m
SEA11:58 amSeattle/Tacoma Intl
Oct 11
SEA9:05 amSeattle/Tacoma Intl
1h 05m
PSC10:10 amPasco Tri Cities
$170

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Tue 10/20

1:55 pm-2:59 pm

Nonstop1h 04m

Seattle/Tacoma Intl

Tue 10/27

9:05 am-10:10 am

Nonstop1h 05m

$111

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Wed 10/28

3:30 pm-4:45 pm

Nonstop1h 15m

Seattle/Tacoma Intl

Sat 11/7

9:35 pm-10:46 pm

Nonstop1h 11m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Sat 11/14

5:34 pm-6:47 pm

Nonstop1h 13m

Seattle/Tacoma Intl

Sun 11/15

9:14 am-10:25 am

Nonstop1h 11m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Sat 10/31

1:55 pm-2:59 pm

Nonstop1h 04m

Seattle/Tacoma Intl

Sat 11/7

9:14 am-10:25 am

Nonstop1h 11m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Sat 10/31

5:20 am-6:41 am

Nonstop1h 21m

Seattle/Tacoma Intl

Mon 11/9

10:39 am-11:48 am

Nonstop1h 09m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Sat 10/31

12:42 pm-2:00 pm

Nonstop1h 18m

Seattle/Tacoma Intl

Fri 11/6

1:40 pm-2:52 pm

Nonstop1h 12m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Mon 11/2

5:34 pm-6:47 pm

Nonstop1h 13m

Seattle/Tacoma Intl

Wed 11/11

9:14 am-10:25 am

Nonstop1h 11m

$117

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Mon 11/2

9:00 pm-10:59 am

1 stop13h 59m

Seattle/Tacoma Intl

Wed 11/11

4:27 pm-4:27 pm

2 stops24h 00m

$242

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Fri 10/30

9:16 pm-10:59 am

1 stop13h 43m

Seattle/Tacoma Intl

Wed 11/11

4:27 pm-4:27 pm

2 stops24h 00m

$259

PascoSeattle

PSC Pasco Tri Cities - SEA Seattle/Tacoma Intl

PSCSEA

Pasco Tri Cities

Mon 11/2

9:00 pm-10:59 am

1 stop13h 59m

Seattle/Tacoma Intl

Tue 11/10

12:14 pm-9:02 am

2 stops44h 48m

$270

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 Seattle from

How to get the cheapest flight ticket from Pasco to Seattle

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 typical price of a round-trip flight between Pasco and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $227 to $339.
The lowest price recently found on this route was $111.

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Pasco to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $179. If you don’t want to visit Seattle in April, then you should wait until January to fly from Pasco, when ticket prices are also cheap, with an average price of $197.

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

On average, the least expensive day to fly to Seattle from Pasco is on a Friday. momondo users have found tickets for Friday departures for as low as $515. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Pasco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $590.

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

Flying to Seattle from Pasco at noon is the least expensive time of day to depart. momondo users have found prices as low as $450 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $567. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

What cabin class options are available on Pasco to Seattle flights?

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

How have Pasco to Seattle flight prices changed over time?

As of September 2026, prices for Pasco to Seattle flights are approximately 71% more expensive when compared to flights at the same time last year.

When to book flights from Pasco to Seattle

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

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

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

Best Price Found

$89

Fastest flight time

1h 04m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Pasco in the past 72 hours is $89. The best round-trip flight deal from Pasco to Seattle found on momondo in the last 72 hours is $111.
The fastest flight from Pasco to Seattle takes 1h 04m
Direct flights go from Pasco to Seattle every day.
There is 1 airport in Seattle. From Pasco there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Pasco to Seattle

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

    There are 179.8 mi between Pasco Tri Cities and Seattle/Tacoma Intl. 1h 04m is a normal flight duration for this route.

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

    Prices for flights from Pasco Tri Cities Airport to Seattle/Tacoma Intl Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pasco Tri Cities Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Pasco to Seattle?

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

Best airlines flying from Pasco to Seattle

Compare and see reviews for airlines that fly from Pasco to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $92Free CancellationRating
7.8
8,548 reviews
Search Delta flights
Alaska AirlinesPriceFrom $108Free CancellationRating
7.9
12,892 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Pasco to Seattle

    Alaska Airlines is one of the most popular airlines flying from Pasco to Seattle, operating 15 flights/week on average for this route. A good Alaska Airlines flight deal for Pasco to Seattle starts from $108 round-trip, up to an average price of $268. Our users have rated Alaska Airlines at 7.9/10.

  • Delta Flights From Pasco to Seattle

    The best Delta deal for Pasco to Seattle flight tickets found on momondo in the last 72 hours was $92, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $208 round-trip. Delta operates 3 flights out of Pasco into Seattle in an average week, so prices vary by time and availability. 8,548 Delta reviews by users on momondo have scored the airline at 7.8/10.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Kent
Olympia
Redmond
Lakewood
Federal Way
Fife
Puyallup
Tukwila
Lynnwood
Cle Elum
Marysville
Kirkland
Lacey
Centralia
Shoreline

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pasco to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Seattle from Pasco on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Pasco to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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