Cheap Flights from Porto to Seattle from HK$4,288️ 2024

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Find Porto to Seattle flights starting at HK$4,288.

Book one-way or return flights from Porto to Seattle from as little as HK$4,288. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Porto to Seattle? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Porto to Seattle. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from Porto to Seattle

View airlines operating flights from Porto to Seattle. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Transavia France

From HK$2,985

easyJet

From HK$3,612

Sata International

From HK$3,643

Air Transat

From HK$4,372

TAP Air Portugal

From HK$4,842

Turkish Airlines

From HK$4,946

Vueling Airlines

From HK$5,205

British Airways

From HK$5,275

Iberia

From HK$5,276

PLAY Airline

From HK$5,334

ANA airlines

Find more flights and airlines

Alternative Routes for Porto to Seattle Flights

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Porto to Seattle.

Cheapest
OPO
08:05
36h 51m
2 transfer
SEA
12:56
Francisco Sa Carneiro International Airport - Seattle-Tacoma International Airport
Fri, Sep 13Transavia France
HK$2,985
OPO
08:05
36h 51m
2 transfer
SEA
12:56
Francisco Sa Carneiro International Airport - Seattle-Tacoma International Airport
Fri, Sep 13Transavia France
HK$2,985
Find More Flights

How do I find the cheapest flights?

When are flight tickets from Porto (OPO) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from Porto to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Porto (OPO) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around HK$10,979.
What is the transportation method from the main airport to downtown in Seattle?
- The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
How many airports in Seattle (SEA)?
There are 3 airport(s) in Seattle (SEA): King County (Boeing Field) International Airport, Lake Union Sea Plane Base and Seattle-Tacoma International Airport.

How to find a cheap flight from Porto to Seattle

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Porto to Seattle. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com