Cheap Flights from Pasco to Seattle / Tacoma International

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Flight deals from Pasco to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best return flight from Pasco to Seattle / Tacoma International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Pasco to Seattle / Tacoma International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pasco to Seattle / Tacoma International flights are currently cheapest in November.

Direct flights from Pasco to Seattle / Tacoma International

Pasco to Seattle / Tacoma International: Alternative routes

Compare routes from Pasco to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

Pasco to Seattle: Flight information

The things to know before you go.
Cheapest flight foundRs15,337
Cheapest month to flyNovember
Average flight time1 hr, 11 mins
Most popular airlineAlaska Airlines
Average flights per week281

Finding cheap flights from Pasco to Seattle / Tacoma International: Frequently asked questions

The best price we found for a return flight from Pasco to Seattle / Tacoma International is Rs55,175. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 11 minutes is the average flight time from Pasco to Seattle / Tacoma International.
Alaska Airlines, Hawaiian Airlines and SkyWest Airlines fly direct from Pasco to Seattle / Tacoma International.
As of June 2025, there are 281 flights per week flying from Pasco to Seattle / Tacoma International.
The cheapest month to fly from Pasco to Seattle / Tacoma International is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pasco Airport to Seattle / Tacoma International Airport on Sunday, 13 July 2025.
Yes – the average flight time is 1 hour and 11 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle / Tacoma International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Hawaiian Airlines offers the cheapest flight tickets to Seattle / Tacoma International.

Travelling from Tri-Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA): what you need to know

  • Seattle's timezone is UTC-7, which is the same as Pasco.

  • To ensure you catch your PSC to SEA flight, allow plenty of time to check in and find your gate. Turning up two hours before international departures and one hour before domestic flights is the standard rule.

  • You'll likely experience longer lines in popular months such as May. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a smart move.

  • Alaska Airlines has direct flights from Tri-Cities Airport to Seattle-Tacoma International Airport. Book with this popular airline, then get ready to see the sights in Seattle — and maybe even more of United States if time allows.

  • Most travellers choose to fly with Alaska Airlines on this route.

  • Delta Air Lines is the most punctual carrier operating PSC to SEA flights. A dependable 88.95% of its departures on this route arrive without delay.

  • If you'd like to add a stop to your trip, simply deselect 'Direct flights only' when searching for your ticket from Tri-Cities Airport to Seattle-Tacoma International Airport. Here are the top stopovers between PSC and SEA:

    • Salt Lake City International Airport

    • San Francisco International Airport

    • Harry Reid Airport (formerly McCarran Airport)

How to find the cheapest flights from Tri-Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA)

  • Rs15,337 is the lowest price for a one-way Tri-Cities Airport to Seattle-Tacoma International Airport flight. Return flights start at Rs55,175. These fares may change depending on demand.

  • It's usually best to book in advance if you want to find cheap tickets from PSC to SEA. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • The 'Whole month' tool shows you the cheapest flights from Tri-Cities Airport to Seattle-Tacoma International Airport throughout the entire month. It's an easy way to snap up a bargain if your travel plans aren't set in stone.

  • Finding cheap flights from PSC to SEA is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when there's a better deal.

  • Lock in the perfect flight for you by using the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Tri-Cities Airport to Seattle-Tacoma International Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Tri-Cities Airport (PSC)

  • The address for PSC is 3601 N 20th Avenue.

  • Tri-Cities Airport scores top marks for its on-time performance. 84.01% of flights that depart PSC land on time.

  • Tri-Cities Airport is around 5 kilometres from central Pasco. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 10 minutes or so to get there, depending on the traffic.

  • Expect a journey time of around 35 minutes on public transport.

  • Need a handy hotel close to PSC? If you're boarding an early flight from Tri-Cities Airport to Seattle-Tacoma International Airport, these stays will have you sleeping moments from your check-in counter:

Arriving at Seattle-Tacoma International Airport (SEA)

Getting from Seattle-Tacoma International Airport (SEA) to central Seattle

  • From Seattle-Tacoma International Airport, Seattle is approximately 23 kilometres away. It takes around 20 minutes to drive to the centre.

  • Travelling to the centre by public transport will take you around 55 minutes.

When to fly to Seattle-Tacoma International Airport (SEA)

  • It's time to work out your dates for your flight from Tri-Cities Airport to Seattle-Tacoma International Airport. July is the most popular month to visit Seattle. If you're after a quieter vibe, go in May.

  • Book your flight from Tri-Cities Airport to Seattle-Tacoma International Airport for August if you want to visit Seattle during its warmest month. Expect temperatures of between 12ºC and 28ºC.

  • Look for cheap tickets from PSC to SEA in February if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -1ºC and 11ºC on average.

Explore more of United States

  • Seattle is always a good idea, but there are so many other corners of United States just waiting to be explored. Around 241 kilometres south of Seattle, a visit to Portland will keep you on the go. Start with popular sights like Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

  • Around 370 kilometres east of Seattle, Spokane is another favourite stop in United States. No visit is complete without checking out Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.