How many flights depart from Pasco to Seattle on average per day?

As of July 2025, there are 32 flights per day flying from Pasco to Seattle. The most common time of day flights depart is 8:00AM, with 56% of flights taking off at noon.

What is the cheapest airline that flies from Pasco Tri Cities to Seattle/Tacoma Intl?

Hawaiian Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Pasco Tri Cities to Seattle/Tacoma Intl

How many flights depart from Pasco to Seattle on average per week?

As of July 2025, there are 225 flights per week flying from Pasco to Seattle. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

What airlines fly to Seattle?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Pasco according to our data. Alaska Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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?

As of July 2025, there are 2 operators available to choose from 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.

$77 Cheap Flights from Pasco to Seattle in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Pasco to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:45 am - 9:56 amPSC-SEA

1h 11mnonstop

2:31 pm - 3:29 pmSEA-PSC

0h 58mnonstop

$112Hawaiian Airlines

Find Deal

Wed, Aug 27 - Wed, Sep 3

5:47 pm - 7:00 pmPSC-SEA

1h 13mnonstop

9:40 am - 10:53 amSEA-PSC

1h 13mnonstop

$117Delta

Find Deal

Tue, Sep 16 - Sat, Sep 20

3:46 pm - 5:00 pmPSC-SEA

1h 14mnonstop

11:30 am - 12:39 pmSEA-PSC

1h 09mnonstop

$124Hawaiian Airlines

Find Deal

Sat, Aug 16 - Sun, Aug 17

5:47 pm - 6:59 pmPSC-SEA

1h 12mnonstop

9:55 am - 11:04 amSEA-PSC

1h 09mnonstop

$127Delta

Find Deal

Sat, Aug 16 - Sun, Aug 17

8:00 am - 9:11 amPSC-SEA

1h 11mnonstop

2:07 pm - 3:06 pmSEA-PSC

0h 59mnonstop

$197Alaska Airlines

Find Deal

Sat, Aug 9 - Mon, Aug 11

3:46 pm - 5:00 pmPSC-SEA

1h 14mnonstop

7:55 pm - 8:55 pmSEA-PSC

1h 00mnonstop

$231Alaska Airlines

Find Deal

Mon, Aug 4 - Mon, Aug 4

6:30 am - 8:54 pmPSC-SEA

14h 24m1 stop

8:42 am - 11:15 pmSEA-PSC

14h 33m1 stop

$475United Airlines

Find Deal

Mon, Sep 15 - Sat, Oct 4

6:25 am - 6:59 pmPSC-SEA

12h 34m2 stops

7:50 pm - 8:51 pmSEA-PSC

1h 01mnonstop

$512

Find Deal

Sat, Nov 8 - Mon, Nov 10

3:05 pm - 12:59 amPSC-SEA

9h 54m1 stop

12:41 pm - 1:24 pmSEA-PSC

24h 43m2 stops

$579United Airlines

Find Deal

Sat, Nov 8 - Mon, Nov 10

3:46 pm - 5:00 pmPSC-SEA

1h 14mnonstop

7:45 am - 10:50 amSEA-PSC

27h 05m3 stops

$615

Find Deal

Sat, Aug 16 - Sun, Aug 17

Delta flights from Pasco to Seattle

Our best Delta deals on Pasco to Seattle flight tickets

Delta

Sep 16

PSC5:47 pmPasco Tri Cities

1h 13m

SEA7:00 pmSeattle/Tacoma Intl

Sep 20

SEA9:40 amSeattle/Tacoma Intl

1h 13m

PSC10:53 amPasco Tri Cities

$117

Find similar

Delta

Aug 16

PSC5:47 pmPasco Tri Cities

1h 12m

SEA6:59 pmSeattle/Tacoma Intl

Aug 17

SEA9:55 amSeattle/Tacoma Intl

1h 09m

PSC11:04 amPasco Tri Cities

$127

Find similar

Delta

Oct 2

PSC5:47 pmPasco Tri Cities

1h 13m

SEA7:00 pmSeattle/Tacoma Intl

Oct 5

SEA9:59 pmSeattle/Tacoma Intl

1h 12m

PSC11:11 pmPasco Tri Cities

$137

Find similar

Alaska Airlines flights from Pasco to Seattle

Our best Alaska Airlines deals on Pasco to Seattle flight tickets

Alaska Airlines

Aug 9

PSC8:00 amPasco Tri Cities

1h 11m

SEA9:11 amSeattle/Tacoma Intl

Aug 11

SEA2:07 pmSeattle/Tacoma Intl

0h 59m

PSC3:06 pmPasco Tri Cities

$197

Find similar

Alaska Airlines

Aug 4

PSC3:46 pmPasco Tri Cities

1h 14m

SEA5:00 pmSeattle/Tacoma Intl

Aug 4

SEA7:55 pmSeattle/Tacoma Intl

1h 00m

PSC8:55 pmPasco Tri Cities

$231

Find similar

Alaska Airlines

Sep 16

PSC7:00 amPasco Tri Cities

7h 52m

1 stop

SEA2:52 pmSeattle/Tacoma Intl

Sep 20

SEA2:31 pmSeattle/Tacoma Intl

0h 58m

PSC3:29 pmPasco Tri Cities

$240

Find similar

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

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

In general, September 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 $157. If you don’t want to visit Seattle in September, then you should wait until April to fly from Pasco, when ticket prices are also cheap, with an average price of $167.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $484. 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 $550.

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

Flying to Seattle from Pasco in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $435 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $538. 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

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Pasco when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $219 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Pasco for as low as $147 on momondo.

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

There are 4 cabin classes available to choose from on Pasco Tri Cities to Seattle/Tacoma Intl 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 July 2025, prices for Pasco to Seattle flights are approximately 18% 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	$77
Fastest flight time	0h 59m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Pasco in the past 72 hours is $77. The best round-trip flight deal from Pasco to Seattle found on momondo in the last 72 hours is $112.

The fastest flight from Pasco to Seattle takes 0h 59m

Direct flights go from Pasco to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

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. 0h 59m 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?
As of July 2025, there are 2 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Pasco to Seattle is Embraer 175 (30.99% of total bookings). The next most popular plane models are Airbus A319 (14.08%), Embraer 175 (Enhanced Winglets) (9.30%), and Boeing 737-800 Passenger/BBJ2 (winglets) (8.73%).
What is the most popular airline from Pasco to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Pasco to Seattle is Alaska Airlines (76% of total bookings). The next most popular airline is Delta (24%).

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
Delta	PriceFrom $98	Free Cancellation	Rating 8.0 7,956 reviews		Search Delta flights
Alaska Airlines	PriceFrom $136	Free Cancellation	Rating 8.0 10,000 reviews		Search Alaska Airlines flights

Delta Flights From Pasco to Seattle
Delta is one of the most popular airlines flying from Pasco to Seattle, operating 10 flights/week on average for this route. A good Delta flight deal for Pasco to Seattle starts from $98 round-trip, up to an average price of $167. Our users have rated Delta at 8.0/10.
Alaska Airlines Flights From Pasco to Seattle
The best Alaska Airlines deal for Pasco to Seattle flight tickets found on momondo in the last 72 hours was $136, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $219 round-trip. Alaska Airlines operates 32 flights out of Pasco into Seattle in an average week, so prices vary by time and availability. 10,000 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.

Leavenworth

Tacoma

SeaTac

Ocean Shores

Olympia

Renton

Kent

Federal Way

Lynnwood

Puyallup

Marysville

Tukwila

Kirkland

Shoreline

Lakewood

Fife

Cle Elum

Centralia

Westport

Redmond

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.

An easier way to manage your Seattle 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sun 7/20

Sun 7/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Washington

Walla Walla Airport

Bellingham Airport

Wenatchee Pangborn Field Airport

Eastsound Orcas Island Airport

Friday Harbor SPB Airport

Spokane Airport

Kenmore Air Harbor Airport

Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

Yakima Air Terminal Airport

Popular cities in the United States

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $47

Flights to Miamifrom $43

Flights to Chicagofrom $48

Flights to Las Vegasfrom $6

Flights to Orlandofrom $68

Flights to San Franciscofrom $59

Flights to Washington, D.C.from $50

Flights to Bostonfrom $55

Flights to Dallasfrom $66

Flights to Atlantafrom $49

Flights to Denverfrom $86

Cheap flights from Pasco to Seattle from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pasco to Seattle departing on 8/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Pasco to Seattle

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Delta flights from Pasco to Seattle

Our best Delta deals on Pasco to Seattle flight tickets

Alaska Airlines flights from Pasco to Seattle

Our best Alaska Airlines deals on Pasco to Seattle flight tickets

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 cheapest month to fly to Seattle?

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

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

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

How far in advance should I book a flight to Seattle?

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

There are 4 cabin classes available to choose from on Pasco Tri Cities to Seattle/Tacoma Intl 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 July 2025, prices for Pasco to Seattle flights are approximately 18% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Pasco Tri Cities to Seattle/Tacoma Intl?

Hawaiian Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Pasco Tri Cities to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from Pasco to Seattle on average per day?

As of July 2025, there are 32 flights per day flying from Pasco to Seattle. The most common time of day flights depart is 8:00AM, with 56% of flights taking off at noon.

How many flights depart from Pasco to Seattle on average per week?

As of July 2025, there are 225 flights per week flying from Pasco to Seattle. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

When to book flights from Pasco to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

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

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?

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

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

Delta Flights From Pasco to Seattle

Alaska Airlines Flights From Pasco to Seattle

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington