Cheapest flight routes found to Porto
From Boston (BOS), USA to Porto, Portugal (OPO):
$442
Depart: 13 Oct 2026 · Return: 20 Oct 2026
Price found 12 Sep 2026, 16:06
From Atlanta (ATL), USA to Porto, Portugal (OPO):
$528
Depart: 08 Dec 2026 · Return: 15 Dec 2026
Price found 10 Sep 2026, 16:56
From Miami (MIA), USA to Porto, Portugal (OPO):
$540
Depart: 02 Dec 2026 · Return: 09 Dec 2026
Price found 11 Sep 2026, 17:28
From Charlotte (CLT), USA to Porto, Portugal (OPO):
$549
Depart: 24 Nov 2026 · Return: 16 Dec 2026
Price found 11 Sep 2026, 21:05
From Orlando (MCO), USA to Porto, Portugal (OPO):
$555
Depart: 19 Oct 2026 · Return: 04 Nov 2026
Price found 11 Sep 2026, 21:02
From Dallas (DFW), USA to Porto, Portugal (OPO):
$557
Depart: 18 Nov 2026 · Return: 09 Dec 2026
Price found 12 Sep 2026, 12:24
From Houston (IAH), USA to Porto, Portugal (OPO):
$563
Depart: 13 Oct 2026 · Return: 13 Nov 2026
Price found 10 Sep 2026, 15:24
From Denver (DEN), USA to Porto, Portugal (OPO):
$564
Depart: 22 Feb 2027 · Return: 01 Mar 2027
Price found 11 Sep 2026, 18:27
From Detroit (DTW), USA to Porto, Portugal (OPO):
$570
Depart: 14 Apr 2027 · Return: 21 Apr 2027
Price found 11 Sep 2026, 17:27
From Fort Lauderdale (FLL), USA to Porto, Portugal (OPO):
$570
Depart: 07 Apr 2027 · Return: 14 Apr 2027
Price found 12 Sep 2026, 15:34
From Phoenix (PHX), USA to Porto, Portugal (OPO):
$573
Depart: 04 Nov 2026 · Return: 12 Nov 2026
Price found 09 Sep 2026, 18:37
From Los Angeles (LAX), USA to Porto, Portugal (OPO):
$573
Depart: 02 Dec 2026 · Return: 09 Dec 2026
Price found 12 Sep 2026, 16:51
From Minneapolis (MSP), USA to Porto, Portugal (OPO):
$577
Depart: 01 Feb 2027 · Return: 17 Feb 2027
Price found 12 Sep 2026, 01:59
From Tampa (TPA), USA to Porto, Portugal (OPO):
$582
Depart: 26 Oct 2026 · Return: 02 Nov 2026
Price found 11 Sep 2026, 16:29
From Portland (PDX), USA to Porto, Portugal (OPO):
$598
Depart: 13 Oct 2026 · Return: 21 Oct 2026
Price found 12 Sep 2026, 03:28
From Seattle (SEA), USA to Porto, Portugal (OPO):
$600
Depart: 11 Nov 2026 · Return: 23 Nov 2026
Price found 10 Sep 2026, 05:38
From San Francisco (SFO), USA to Porto, Portugal (OPO):
$605
Depart: 11 Apr 2027 · Return: 27 Apr 2027
Price found 11 Sep 2026, 19:04
From San Diego (SAN), USA to Porto, Portugal (OPO):
$614
Depart: 19 Oct 2026 · Return: 04 Nov 2026
Price found 09 Sep 2026, 17:18
From Philadelphia (PHL), USA to Porto, Portugal (OPO):
$630
Depart: 01 Nov 2026 · Return: 10 Nov 2026
Price found 11 Sep 2026, 14:09
From Las Vegas (LAS), USA to Porto, Portugal (OPO):
$631
Depart: 03 Dec 2026 · Return: 10 Dec 2026
Price found 12 Sep 2026, 16:34
From Salt Lake City (SLC), USA to Porto, Portugal (OPO):
$651
Depart: 09 Mar 2027 · Return: 06 Apr 2027
Price found 12 Sep 2026, 14:23