Find Cheap Flights from Baltimore/Washington to Porto (BWI - OPO)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Baltimore/Washington to Porto

(Round-trip)
Depart: Tue Dec 12 2017 Return: Wed Dec 20 2017 Trip spans 9 days
Iberia
Iberia
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Tue Dec 12 2017 Return: Wed Dec 20 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
4:29p
16h 29m
2 stops
Depart: Sat Feb 3 2018 Return: Sat Feb 10 2018 Trip spans 8 days
TAP Portugal
TAP Portugal
BWI
12:00a
OPO
1:20p
13h 20m
2 stops
OPO
12:00a
BWI
6:34a
30h 34m
2 stops
Depart: Fri Nov 17 2017 Return: Sat Nov 25 2017 Trip spans 9 days
Iberia
Iberia
BWI
12:00a
OPO
2:30p
14h 30m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Fri Nov 17 2017 Return: Sat Nov 25 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
2:30p
14h 30m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Mon Sep 25 2017 Return: Wed Nov 22 2017 Trip spans 59 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
5:30p
17h 30m
2 stops
OPO
12:00a
BWI
6:36p
18h 36m
2 stops
Depart: Thu Nov 16 2017 Return: Fri Nov 24 2017 Trip spans 9 days
Iberia
Iberia
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
1:55a
25h 55m
2 stops
Depart: Sat Nov 18 2017 Return: Fri Nov 24 2017 Trip spans 7 days
Iberia
Iberia
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
1:55a
25h 55m
2 stops
Depart: Thu Nov 16 2017 Return: Sat Nov 25 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Thu Jan 18 2018 Return: Mon Jan 22 2018 Trip spans 5 days
$1143
Select
TAP Portugal
TAP Portugal
BWI
12:00a
OPO
1:40p
13h 40m
2 stops
OPO
12:00a
BWI
6:34p
18h 34m
2 stops
Depart: Thu Nov 16 2017 Return: Sat Nov 25 2017 Trip spans 10 days
Iberia
Iberia
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Sat Nov 18 2017 Return: Sat Nov 25 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Thu Nov 16 2017 Return: Fri Nov 24 2017 Trip spans 9 days
$1179
Select
TAP Portugal
TAP Portugal
BWI
12:00a
OPO
12:48p
12h 48m
2 stops
OPO
12:00a
BWI
6:58p
18h 58m
2 stops
Depart: Sat Nov 18 2017 Return: Sat Nov 25 2017 Trip spans 8 days
Iberia
Iberia
BWI
12:00a
OPO
1:10p
13h 10m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Fri Nov 17 2017 Return: Fri Nov 24 2017 Trip spans 8 days
$1179
Select
TAP Portugal
TAP Portugal
BWI
12:00a
OPO
12:48p
12h 48m
2 stops
OPO
12:00a
BWI
7:58p
19h 58m
2 stops
Depart: Sat Nov 18 2017 Return: Fri Nov 24 2017 Trip spans 7 days
$2947
Select
KLM
KLM
BWI
12:00a
OPO
5:00p
17h 00m
2 stops
OPO
12:00a
BWI
4:13p
16h 13m
2 stops
Depart: Wed Nov 1 2017 Return: Wed Nov 8 2017 Trip spans 8 days
$1023
Select
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
2:30p
14h 30m
2 stops
OPO
12:00a
BWI
3:25p
15h 25m
2 stops
Depart: Fri Nov 17 2017 Return: Fri Nov 24 2017 Trip spans 8 days
Iberia
Iberia
BWI
12:00a
OPO
2:30p
14h 30m
2 stops
OPO
12:00a
BWI
1:55a
25h 55m
2 stops
Depart: Wed Nov 15 2017 Return: Sun Nov 26 2017 Trip spans 12 days
$1116
Select
Multiple Airlines
Multiple Airlines
BWI
12:00a
OPO
8:05p
20h 05m
2 stops
OPO
12:00a
BWI
5:58a
29h 58m
2 stops
Depart: Thu Nov 16 2017 Return: Sun Nov 26 2017 Trip spans 11 days
$1399
Select
TAP Portugal
TAP Portugal
BWI
12:00a
OPO
12:48p
12h 48m
2 stops
OPO
12:00a
BWI
6:58p
18h 58m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Baltimore
$701
Destination

Porto
$701