Cheap flights from Cardiff to District of Columbia – Compare and Save

CWL — IAD
6 May — 13 May1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Cardiff to District of Columbia

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Cheapest flights from Cardiff to District of Columbia
Explore the most affordable flight options available from Cardiff to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 April 2026.

Mon 4/517:15
CWL
-
IAD
3 stops31h 05m
Multiple Airlines
Mon 11/520:30
IAD
-
CWL
2 stops21h 20m
Multiple Airlines
Deal found 3/4£697
Fri 22/522:45
CWL
-
DCA
3 stops28h 43m
Multiple Airlines
Sat 30/506:00
DCA
-
CWL
3 stops34h 20m
Multiple Airlines
Deal found 5/4£701
Mon 4/522:10
CWL
-
IAD
2 stops46h 11m
Multiple Airlines
Mon 11/517:15
IAD
-
CWL
1 stop24h 35m
Multiple Airlines
Deal found 3/4£715
Fri 22/522:45
CWL
-
IAD
3 stops26h 44m
Multiple Airlines
Sat 30/509:45
IAD
-
CWL
3 stops30h 35m
Multiple Airlines
Deal found 5/4£726
Wed 10/606:00
CWL
-
IAD
2 stops18h 15m
Multiple Airlines
Fri 26/616:00
IAD
-
CWL
1 stop13h 15m
Multiple Airlines
Deal found 1/4£732
Fri 22/522:45
CWL
-
DCA
2 stops24h 28m
Multiple Airlines
Sat 30/506:00
DCA
-
CWL
3 stops34h 20m
Multiple Airlines
Deal found 5/4£759
Fri 1/522:45
CWL
-
IAD
3 stops26h 44m
Multiple Airlines
Fri 8/520:30
IAD
-
CWL
3 stops31h 45m
Multiple Airlines
Deal found 3/4£771
Sun 3/521:45
CWL
-
IAD
3 stops27h 44m
Multiple Airlines
Sun 10/509:45
IAD
-
CWL
3 stops31h 00m
Multiple Airlines
Deal found 3/4£791
Fri 1/522:45
CWL
-
IAD
1 stop22h 00m
Multiple Airlines
Fri 8/523:20
IAD
-
CWL
2 stops28h 50m
Multiple Airlines
Deal found 3/4£800
Sun 3/521:45
CWL
-
IAD
2 stops27h 44m
Multiple Airlines
Sun 10/508:19
IAD
-
CWL
2 stops32h 26m
Multiple Airlines
Deal found 3/4£803
Thu 1/1022:50
CWL
-
IAD
1 stop21h 55m
Multiple Airlines
Thu 8/1020:45
IAD
-
CWL
1 stop29h 10m
Multiple Airlines
Deal found 3/4£819
Mon 4/509:45
CWL
-
IAD
1 stop10h 50m
Delta
Mon 11/518:10
IAD
-
CWL
1 stop10h 05m
Delta
Deal found 3/4£822

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