Find Cheap Flights from Baltimore/Washington to Belfast

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 Belfast

(Round-trip)
Depart: Tue Oct 10 2017 Return: Wed Oct 18 2017 Trip spans 9 days
Air Canada
Air Canada
BWI
10:15a
BFS
3:30a
17h 15m
2 stops
BFS
4:45a
BWI
10:47p
18h 02m
2 stops
Depart: Mon Nov 20 2017 Return: Tue Dec 19 2017 Trip spans 30 days
United
United
BWI
10:45a
BFS
2:25a
15h 40m
2 stops
BFS
8:05a
BWI
11:43p
15h 38m
2 stops
Depart: Sun Nov 19 2017 Return: Tue Dec 19 2017 Trip spans 31 days
KLM
KLM
BWI
10:21a
BFS
2:50a
16h 29m
2 stops
BFS
8:20a
BWI
10:28p
14h 08m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 20 2017 Trip spans 15 days
Iberia
Iberia
BWI
5:25p
BFS
5:20a
11h 55m
1 stop
BFS
2:45a
BWI
7:35p
16h 50m
1 stop
Depart: Fri Sep 29 2017 Return: Fri Oct 6 2017 Trip spans 8 days
Air Canada
Air Canada
BWI
2:00a
BFS
3:30a
25h 30m
2 stops
BFS
4:45a
BWI
10:47p
18h 02m
2 stops
Depart: Fri Oct 13 2017 Return: Sat Oct 21 2017 Trip spans 9 days
Air Canada
Air Canada
BWI
2:20p
BFS
7:35a
17h 15m
2 stops
BFS
9:15a
BWI
6:47p
33h 32m
2 stops
Depart: Wed Nov 22 2017 Return: Tue Dec 19 2017 Trip spans 28 days
United
United
BWI
7:40a
BFS
2:25a
18h 45m
2 stops
BFS
3:50a
BWI
11:43p
19h 53m
2 stops
Depart: Tue Nov 21 2017 Return: Tue Dec 19 2017 Trip spans 29 days
KLM
KLM
BWI
10:21a
BFS
2:50a
16h 29m
2 stops
BFS
8:20a
BWI
10:28p
14h 08m
2 stops
Depart: Tue Sep 5 2017 Return: Wed Sep 20 2017 Trip spans 16 days
$1447
Select
British Airways
British Airways
BWI
5:25p
BFS
7:35a
14h 10m
1 stop
BFS
3:00p
BWI
7:35p
28h 35m
1 stop
Depart: Thu Nov 23 2017 Return: Tue Dec 19 2017 Trip spans 27 days
United
United
BWI
7:40a
BFS
2:25a
18h 45m
2 stops
BFS
3:50a
BWI
6:41p
14h 51m
2 stops
Depart: Sat Nov 25 2017 Return: Tue Dec 19 2017 Trip spans 25 days
KLM
KLM
BWI
8:05a
BFS
2:50a
18h 45m
2 stops
BFS
8:20a
BWI
10:28p
14h 08m
2 stops
Depart: Fri Nov 24 2017 Return: Tue Dec 19 2017 Trip spans 26 days
United
United
BWI
7:40a
BFS
2:25a
18h 45m
2 stops
BFS
8:05a
BWI
11:43p
15h 38m
2 stops
Depart: Fri Sep 15 2017 Return: Sat Sep 16 2017 Trip spans 2 days
$1042
Select
Iberia
Iberia
BWI
9:16a
BFS
3:50a
18h 34m
2 stops
BFS
11:15a
BWI
6:22p
31h 07m
2 stops
Depart: Mon Aug 28 2017 Return: Fri Sep 1 2017 Trip spans 5 days
$2161
Select
Aer Lingus
Aer Lingus
BWI
5:25p
BFS
5:20a
11h 55m
1 stop
BFS
11:15a
BWI
7:35p
32h 20m
1 stop
Depart: Sun Sep 3 2017 Return: Wed Sep 20 2017 Trip spans 18 days
$1472
Select
British Airways
British Airways
BWI
5:40p
BFS
3:50a
10h 10m
1 stop
BFS
4:05p
BWI
7:35p
27h 30m
1 stop
Depart: Mon Sep 4 2017 Return: Wed Sep 20 2017 Trip spans 17 days
$1472
Select
British Airways
British Airways
BWI
5:25p
BFS
3:30a
10h 05m
1 stop
BFS
4:05p
BWI
7:35p
27h 30m
1 stop
Depart: Thu Sep 7 2017 Return: Wed Sep 20 2017 Trip spans 14 days
$1507
Select
British Airways
British Airways
BWI
5:40p
BFS
3:50a
10h 10m
1 stop
BFS
4:05p
BWI
7:35p
27h 30m
1 stop
Depart: Sat Sep 9 2017 Return: Wed Sep 20 2017 Trip spans 12 days
$1466
Select
United
United
BWI
1:33p
BFS
3:30a
37h 57m
2 stops
BFS
9:15a
BWI
8:19p
35h 04m
2 stops
Depart: Fri Sep 8 2017 Return: Wed Sep 20 2017 Trip spans 13 days
$1507
Select
British Airways
British Airways
BWI
5:25p
BFS
3:30a
10h 05m
1 stop
BFS
4:05p
BWI
7:35p
27h 30m
1 stop
Depart: Fri Aug 18 2017 Return: Fri Aug 25 2017 Trip spans 8 days
$2254
Select
Aer Lingus
Aer Lingus
BWI
5:25p
BFS
3:50a
10h 25m
1 stop
BFS
2:45a
BWI
7:35p
16h 50m
1 stop
* 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
$605
Destination

Belfast
$605