Flight deals we found
These prices are lower than our typical predictions for similar flights.
55% less than typical
$724
Roundtrip per traveler
Thu, Oct 10 - Mon, Oct 21
United
7h 15m
10:15pm
10:30am
+1
IAD
Nonstop
LIS
Found 7 hours ago
35% less than typical
$773
Roundtrip per traveler
Wed, Sep 4 - Wed, Sep 11
TAP Portugal
7h 15m
10:20pm
10:35am
+1
IAD
Nonstop
LIS
Found 10 hours ago
35% less than typical
$773
Roundtrip per traveler
Tue, Sep 3 - Wed, Sep 11
TAP Portugal
7h 10m
10:30pm
10:40am
+1
IAD
Nonstop
LIS
Found 6 hours ago
55% less than typical
$786
Roundtrip per traveler
Mon, Sep 9 - Mon, Sep 16
Royal Air Maroc
15h 35m
9:05pm
5:40pm
+1
IAD
1 stop • 7h in CMN
LIS
Found 7 hours ago
55% less than typical
$879
Roundtrip per traveler
Sat, Aug 3 - Sat, Aug 17
Delta
13h 5m
4:40pm
10:45am
+1
BWI
1 stop • 4h 51m in BOS
LIS
Found 18 hours ago
55% less than typical
$808
Roundtrip per traveler
Thu, Sep 5 - Thu, Sep 12
Royal Air Maroc
15h 35m
9:05pm
5:40pm
+1
IAD
1 stop • 7h in CMN
LIS
Found 20 hours ago
55% less than typical
$771
Roundtrip per traveler
Tue, Apr 30 - Tue, May 21
Royal Air Maroc
12h 5m
12:35am
5:40pm
IAD
1 stop • 3h 30m in CMN
LIS
Found 17 hours ago
50% less than typical
$887
Roundtrip per traveler
Fri, Aug 9 - Sun, Aug 18
KLM
20h 15m
5:25pm
6:40pm
+1
IAD
1 stop • 9h 30m in AMS
LIS
Found 12 hours ago
55% less than typical
$839
Roundtrip per traveler
Wed, Aug 28 - Sun, Sep 8
Royal Air Maroc
10h 15m
9:05pm
12:20pm
+1
IAD
1 stop • 1h 40m in CMN
LIS
Found 1 hour ago
50% less than typical
$907
Roundtrip per traveler
Wed, Aug 28 - Sun, Sep 8
Delta
9h 46m
7:59pm
10:45am
+1
BWI
1 stop • 1h 33m in BOS
LIS
Found 1 hour ago
45% less than typical
$1,031
Roundtrip per traveler
Sat, Jul 6 - Sat, Jul 27
British Airways
12h 30m
10:45pm
4:15pm
+1
IAD
1 stop • 2h 20m in LHR
LIS
Found 16 hours ago
45% less than typical
$1,030
Roundtrip per traveler
Sat, Jun 29 - Fri, Jul 19
Delta
12h 50m
4:55pm
10:45am
+1
BWI
1 stop • 4h 34m in BOS
LIS
Found 16 hours ago
50% less than typical
$890
Roundtrip per traveler
Tue, Apr 30 - Tue, May 21
Delta
15h 8m
2:37pm
10:45am
+1
BWI
1 stop • 7h 3m in BOS
LIS
Found 17 hours ago
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Cheap Flights from Arlington to Lisbon District (WAS-LIS)
Prices were available within the past 7 days and start at $285 for one-way flights and $343 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Thu, Nov 28 - Fri, Dec 6
BWI
Baltimore
LIS
Lisbon
$343 Roundtrip, found 3 hours ago
$343
Roundtrip
found 3 hours ago
Thu, Nov 28 - Fri, Dec 6
IAD
Washington
LIS
Lisbon
$362 Roundtrip, found 3 hours ago
$362
Roundtrip
found 3 hours ago
Wed, Oct 23 - Thu, Oct 31
IAD
Washington
LIS
Lisbon
$577 Roundtrip, just found
$577
Roundtrip
just found
Wed, Mar 5 - Wed, Mar 12
IAD
Washington
LIS
Lisbon
$678 Roundtrip, found 22 hours ago
$678
Roundtrip
found 22 hours ago
Tue, Nov 5 - Wed, Nov 13
IAD
Washington
LIS
Lisbon
$683 Roundtrip, just found
$683
Roundtrip
just found
Tue, Feb 25 - Tue, Mar 11
IAD
Washington
LIS
Lisbon
$689 Roundtrip, found 2 days ago
$689
Roundtrip
found 2 days ago
Nearby Cities
*Available to One Key members.