Find Cheap Flights from Washington to Portugal

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.
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Book cheap flights from Washington to Portugal

(Round-trip)
Depart: Mon Oct 2 2017 Return: Tue Oct 10 2017 Trip spans 9 days
Major Airline
Major Airline
IAD
3:00p
LIS
1:50a
34h 50m
1 stop
LIS
3:30a
IAD
4:10p
36h 40m
1 stop
Depart: Mon Nov 6 2017 Return: Thu Nov 16 2017 Trip spans 11 days
Aer Lingus
Aer Lingus
IAD
12:30p
FAO
5:45a
17h 15m
1 stop
FAO
6:35a
IAD
3:45p
33h 10m
1 stop
Depart: Fri Oct 13 2017 Return: Wed Oct 25 2017 Trip spans 13 days
British Airways
British Airways
IAD
6:20p
LIS
2:10p
19h 50m
1 stop
LIS
6:20p
IAD
4:45p
22h 25m
1 stop
Depart: Thu Aug 24 2017 Return: Thu Sep 14 2017 Trip spans 22 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
OPO
5:35a
34h 35m
1 stop
OPO
11:35a
IAD
8:10p
32h 35m
1 stop
Depart: Mon Dec 11 2017 Return: Fri Dec 15 2017 Trip spans 5 days
TAP Portugal
TAP Portugal
DCA
10:35a
LIS
9:15p
10h 40m
1 stop
LIS
5:55a
DCA
10:16p
16h 21m
1 stop
Depart: Fri Jul 28 2017 Return: Mon Jul 31 2017 Trip spans 4 days
Lufthansa
Lufthansa
IAD
6:30p
LIS
4:35a
34h 05m
1 stop
LIS
8:15a
IAD
4:30p
8h 15m
nonstop
Depart: Mon Dec 25 2017 Return: Sun Dec 31 2017 Trip spans 7 days
Aeroflot
Aeroflot
IAD
9:10a
LIS
1:20p
28h 10m
1 stop
LIS
2:45a
IAD
12:10p
33h 25m
1 stop
Depart: Sat Aug 5 2017 Return: Thu Aug 24 2017 Trip spans 20 days
$1139
Select
United
United
IAD
6:00p
LIS
2:10a
32h 10m
1 stop
LIS
8:15a
IAD
4:30p
8h 15m
nonstop
Depart: Mon Jul 17 2017 Return: Tue Jul 25 2017 Trip spans 9 days
$1151
Select
SAS
SAS
IAD
1:15p
FAO
9:35a
20h 20m
1 stop
FAO
3:25p
IAD
4:00p
24h 35m
1 stop
Depart: Sun Oct 8 2017 Return: Sat Oct 14 2017 Trip spans 7 days
Major Airline
Major Airline
IAD
8:20a
LIS
10:10p
13h 50m
1 stop
LIS
4:50a
IAD
5:59p
13h 09m
1 stop
Depart: Sat Jul 15 2017 Return: Mon Jul 31 2017 Trip spans 17 days
$1277
Select
Royal Air Maroc
Royal Air Maroc
IAD
5:55p
LIS
3:00a
33h 05m
1 stop
LIS
1:10p
IAD
8:55p
31h 45m
1 stop
Depart: Wed Jul 19 2017 Return: Tue Aug 15 2017 Trip spans 28 days
$1290
Select
Iberia
Iberia
DCA
7:30a
OPO
10:25p
14h 55m
2 stops
OPO
4:25p
DCA
8:00p
27h 35m
2 stops
Depart: Mon Sep 18 2017 Return: Mon Oct 2 2017 Trip spans 15 days
Major Airline
Major Airline
IAD
2:20p
LIS
5:05a
14h 45m
1 stop
LIS
11:25p
IAD
5:20p
17h 55m
1 stop
Depart: Mon Nov 13 2017 Return: Sat Nov 18 2017 Trip spans 6 days
Aer Lingus
Aer Lingus
IAD
12:30p
LIS
11:55p
11h 25m
1 stop
LIS
5:40a
IAD
3:45p
34h 05m
1 stop
Depart: Wed Nov 22 2017 Return: Wed Nov 29 2017 Trip spans 8 days
Aer Lingus
Aer Lingus
IAD
12:30p
LIS
11:55p
11h 25m
1 stop
LIS
1:30p
IAD
3:45p
26h 15m
1 stop
Depart: Sun Sep 3 2017 Return: Wed Sep 20 2017 Trip spans 18 days
Major Airline
Major Airline
IAD
2:20p
LIS
8:40a
18h 20m
2 stops
LIS
1:00a
IAD
5:20p
16h 20m
2 stops
Depart: Wed Sep 27 2017 Return: Tue Oct 10 2017 Trip spans 14 days
British Airways
British Airways
IAD
6:20p
LIS
2:10p
19h 50m
1 stop
LIS
3:05p
IAD
1:45p
22h 40m
2 stops
Depart: Tue Aug 29 2017 Return: Tue Sep 19 2017 Trip spans 22 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
OPO
5:35a
34h 35m
1 stop
OPO
8:15a
IAD
8:10p
35h 55m
1 stop
Depart: Wed Oct 18 2017 Return: Mon Oct 23 2017 Trip spans 6 days
TAP Portugal
TAP Portugal
DCA
9:49a
FAO
2:55p
29h 06m
2 stops
FAO
2:05p
DCA
9:11p
31h 06m
2 stops
Depart: Fri Nov 24 2017 Return: Wed Nov 29 2017 Trip spans 6 days
Aer Lingus
Aer Lingus
IAD
12:30p
LIS
11:55p
11h 25m
1 stop
LIS
1:30p
IAD
3:45p
26h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
only $632
only $833
Destination

Porto
$782
Lisbon
$632
Faro
$697