Cheap flights from United States to Portugal from £491
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Book flights from United States to Portugal
Tickets from £297
Tickets from £257
Tickets from £293
Tickets from £352
Tickets from £284
Tickets from £269
Tickets from £250
Tickets from £329
Tickets from £353
Tickets from £358
Tickets from £256
Tickets from £365
Tickets from £335
Tickets from £352
Tickets from £252
Tickets from £277
Tickets from £347
Tickets from £318
Tickets from £344
Tickets from £307
Tickets from £275
Tickets from £324
Tickets from £513
Tickets from £323
Tickets from £543
Tickets from £315
Tickets from £472
Tickets from £339
Tickets from £305
Tickets from £283
Tickets from £341
Tickets from £357
Tickets from £220
Tickets from £372
Tickets from £325
Tickets from £334
Tickets from £339
Tickets from £381
Tickets from £336
Tickets from £296
Fly to top destinations in Portugal
from £313
from £329
from £326
from £285
from £206
from £210
from £206
from £206
from £328
from £205
from £356
from £206
from £203
from £386