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Cheap Flights from Seattle to Porto, PT, Portugal - SEA to OPO

Popular flights from Seattle to Porto

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Europa
Departure Date Return Date Lowest Price
Jul 31, 2016 Aug 7, 2016 $3,342
Air France
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,147
American Airlines
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,105
May 9, 2016 May 19, 2016 $1,105
British Airways
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,263
Brussels Airlines
Departure Date Return Date Lowest Price
Aug 18, 2016 Aug 29, 2016 $1,842
Finnair
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,263
Iberia
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,263
Lufthansa German Airlines
Departure Date Return Date Lowest Price
Jul 17, 2016 Jul 28, 2016 $1,821
Tap Portugal
Departure Date Return Date Lowest Price
Aug 13, 2016 Aug 26, 2016 $1,848
United Airlines
Departure Date Return Date Lowest Price
May 9, 2016 May 19, 2016 $1,313

How Much Does it Cost to Fly from Seattle to Porto (SEA to OPO)?

We have collected flight cost data from across the web for travel from Seattle to Porto, and have found the average flight price for this trip to be $1,639.

When Can I Buy the Cheapest Flight from Seattle to Porto (SEA to OPO)?

Airlines can adjust prices for plane tickets from Seattle to Porto based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Seattle to Porto Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Seattle to Porto?
Answer: Frankfurt, DE

Airlines Flying from Seattle to Porto (SEA to OPO)

Below are the different airlines that fly from Seattle to Porto with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Porto.

Seattle to Porto
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Lufthansa FRA X X X X X X X
Lufthansa FRA / MUC X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Porto, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap International Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Paris American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, XL Airways, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,011
Seattle to Madrid American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SATA, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,156
Seattle to Lisbon American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic, Virgin America $1,002
Seattle to Vigo American, Air France, Finnair, British Airways, Condor, Iberia, KLM, Lufthansa, Tap Portugal, United, Air Europa, Virgin Atlantic Check Dates
Seattle to Barcelona American, Air Berlin, Air France, Alaska, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,126
Seattle to Frankfurt American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Sun Country, Tap Portugal, United, Air Europa, Virgin Atlantic $787
Seattle to Amsterdam American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $930
Seattle to Dublin American, Air Berlin, Air France, Alaska, Finnair, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Austrian, SAS, Brussels, United, Virgin Atlantic $869
Seattle to Rome American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,113
Seattle to Santiago de Compostela American, Air Berlin, Finnair, British Airways, Aer Lingus, Iberia, Lufthansa, United Check Dates
Seattle to A Coruna American, Air Berlin, Air France, Finnair, British Airways, Condor, Iberia, KLM, Tap Portugal, United, Air Europa Check Dates
Seattle to Malaga American, Air Berlin, Air France, Alaska, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, KLM, Luxair, Lufthansa, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,445

Cheap International Flights to Porto - OPO

FlightsAirlineLowest Price
Vancouver to Porto Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Iberia, KLM, Luxair, Lufthansa, Czech, Austrian, SATA, Brussels, Tap Portugal, Air Transat, Air Europa, Virgin Atlantic, WestJet $921
Portland to Porto American, Air France, Finnair, Alitalia, British Airways, Condor, Iberia, KLM, Lufthansa, SATA, Brussels, Tap Portugal, United, Virgin Atlantic $1,330
Vancouver to Paris Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet $537
Vancouver to Lisbon Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, Air Transat, Virgin Atlantic, WestJet $769
Portland to Madrid American, Air Berlin, Air France, Alaska, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, SATA, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $1,125
Vancouver to Madrid Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Pullmantur Air, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SATA, Brussels, Tap Portugal, Air Transat, Air Europa, Virgin Atlantic, FlexFlight, WestJet $802
Portland to Paris American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, OpenSkies, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $1,162
Vancouver to Vigo Air Berlin, Air Canada, Air France, Finnair, British Airways, Condor, Iberia, KLM, Lufthansa, Brussels, Tap Portugal, Air Europa Check Dates
Portland to Lisbon American, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic, Virgin America $983
Vancouver to Amsterdam Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet $595
Vancouver to Frankfurt Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Arkefly, Austrian, SAS, Brussels, Air Transat, Virgin Atlantic, WestJet $540
Vancouver to Santiago de Compostela Air Canada, Air France, Finnair, British Airways, Aer Lingus, Iberia, Lufthansa Check Dates
Vancouver to Barcelona Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet $691
Portland to Amsterdam American, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic, Great Lakes $1,089
Portland to Barcelona American, Air Berlin, Air France, Alaska, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, TAROM, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $1,358
Victoria to Lisbon Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Austrian, SATA, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet Check Dates
Portland to Frankfurt American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Arkefly, Austrian, SAS, Brussels, Sun Country, Tap Portugal, United, Virgin Atlantic, Great Lakes $903
Vancouver to New York Pacific Coastal, American, Air Canada, Alaska, JetBlue, Cathay, Spirit, Sun Country, United, Virgin America, WestJet, Great Lakes $315
Cheap Flights from Seattle to Porto, PT, Portugal, from $1,105 Round trip from SEA to OPO