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Cheap Flights from Seattle to Porto - SEA to OPO (reverse)

Popular Flights from Seattle to Porto

  • Airfare from Seattle to Porto on Brussels Airlines from $765 round trip
  • Airfare from Seattle to Porto on American Airlines from $838 round trip
  • Airfare from Seattle to Porto on Iberia from $857 round trip
  • Airfare from Seattle to Porto on United Airlines from $926 round trip
  • Airfare from Seattle to Porto on Lufthansa German Airlines from $926 round trip

Recent Alerts from Seattle to Porto

Market
Rating
Date
Price
Seattle to Porto on US Airways
Dec 7, 2010
20101207
$998

Did You Know?

  • Frankfurt, DE is the most popular connection for one stop flights between Seattle, WA and Porto, PT.
  • 12 airlines operate between Seattle, WA and Porto, PT
  • The smallest aircraft operated by Alitalia flying between Seattle, WA and Porto, PT is a 757 with 166 seats.
  • Lufthansa has the most one stop flights between Seattle, WA and Porto, PT.
  • The largest aircraft operated by Air Berlin flying between Seattle, WA and Porto, PT is a 757 with 188 seats.
  • 126 flights per week fly out of Seattle, WA connecting to Porto, PT
  • 154,457 seats are available per day to fly out of Seattle, WA connecting to Porto, PT
  • Air Berlin has 5 two stops or more flights between Seattle, WA and Porto, PT.
As seen in...
Expert Travel Advice Provided by Farecompare

Advance Purchase Prices from Seattle to Porto

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • Air Canada
    $2629
    $1683
    $1423
    $1032
    $1032
    $1240
    $1240
  • Brussels
    $2523
    $1577
    $1317
    $1267
    $1267
    $1440
    $1440
  • Continental
    $2579
    $1633
    $1373
    $1032
    $1032
    $1190
    $1190
  • Iberia
    $1367
    $1367
    $1599
    $858
    $858
    $1066
    $2334
  • Lufthansa
    $2629
    $1683
    $1423
    $1032
    $1032
    $1240
    $1240
  • TAP
    $2373
    $2060
    $1770
    $1269
    $3463
    $1590
    $1590
  • US Airways
    $1651
    $1651
    $1391
    $1331
    $1760
    $1201
    $1201
  • United
    $2579
    $1633
    $1373
    $1032
    $1032
    $1190
    $1190

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
Alaska, Virgin America, United
$178
Delta, Alaska, AirTran
$241
Continental, American, Alaska, United
$230
Alaska, US Airways
$234
Virgin America, United, Alaska, Continental
$158
Alaska, American
$251
American, JetBlue, Delta
$300
Delta, Alaska, Sun Ctry
$241
Delta
$241
Alaska, JetBlue
$230
Alaska, Continental, United
$218
Frontier, Alaska, Continental, United
$202
Alaska
$363
Alaska, Continental, United
$290
Alaska, US Airways
$241
Alaska
$368
Alaska
$222
United, Continental, Alaska
$300
Hawaiian, Delta, Alaska
$396
AirTran
$241
US Airways
$360
Frontier, Alaska
$251
American, Alaska, JetBlue, Continental, Delta, Frontier, AirTran, United, US Airways, Southwest
$378
Alaska
$158
Alaska, United
$162
Alaska
$178
United, Continental
$360
AirTran
$240
American, Alaska, JetBlue, Continental, Delta, Frontier, AirTran, United, US Airways, Southwest
$348
American, Alaska, Continental, Delta, Frontier, United, US Airways, Southwest
$255

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
British Airways
$727
Delta, United
$943
Delta, Air France
$762
Korean, Asiana
$896
EVA, Delta, Hawaiian, KLM, Asiana
$751
Air Canada
$591
Lufthansa, Condor
$731
Air Canada, Alaska
$307
American, Air Canada, Air France, Aeromexico, Alaska, British Airways, Continental, Delta, KLM, United, US Airways
$382
Delta, Hainan
$803
Air France, British Airways, EVA, Delta, KLM, Lufthansa, Asiana, Thai, United
$922
Alaska, Air Canada
$356
Air France, Alitalia, British Airways, Continental, Delta, KLM, Lufthansa, United, US Airways
$783
Air France, British Airways, EVA, Delta, KLM, Lufthansa, Asiana, Qantas, Singapore, United
$1192
Air Canada, Air France, British Airways, Continental, Delta, Icelandair, KLM, Lufthansa, SAS, United
$611
American, Air Canada, Air France, Alaska, British Airways, EVA, Continental, Cathay, Delta, KLM, Lufthansa, All Nippon, Asiana, Qantas, United
$893
American, Air France, Air India, Alaska, British Airways, Continental, Delta, KLM, Lufthansa, Asiana, United
$1179
EVA, All Nippon, United
$1213
Air France, Alaska, British Airways, Delta, KLM, Lufthansa, Aeroflot, United
$838
American, Air France, Alaska, Continental, Delta, TAM, KLM, Lufthansa, US Airways
$1060
Air France, Alaska, British Airways, Continental, Delta, Aer Lingus, Lufthansa, United, US Airways
$692
American, Air Canada, Air France, Alaska, JetBlue, Continental, Delta, Frontier, United, US Airways, Virgin America
$527
Emirates
$985
Air France, British Airways, Continental, Delta, Lufthansa
$1123
American, Air Canada, Air France, Alaska, British Airways, EVA, Air China, Continental, Delta, Hainan, KLM, Lufthansa, China E, All Nippon, Asiana, United
$810
British Airways, Lufthansa
$1295
Cheap Flights from Seattle to Porto, from $765 Round trip from SEA to OPO