BFS

Find cheap flights to Belfast Intl Airport from $216

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Round-trip
1 adult
Economy
0 bags
Sun 7/2
Sun 7/9

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Good to know

Low season

March

High season

July

Cheapest flight

$216
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 12% increase in price.
Flight from Boston to Belfast Intl Airport

When to book flights to Belfast Intl

Estimated round-trip price
Average price per month
Flight prices as travel date approaches

Top tips for finding cheap flights to Belfast Intl Airport

  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be June, July and August. The cheapest month to fly from United States is January.
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Belfast Intl Airport flight deals.
  • When you arrive at Belfast International Airport (BFS) you will find a number of shopping options for you. These include things like duty-free shops, drug stores, sporting goods stores, as well as general retail options.
  • If someone is going to be meeting you at the airport to pick you up it is best that they park their car in the short stay car park. They can park here for up to 10min for £1.00 ($1.50).
  • If you have just arrived on a long flight to Belfast International Airport and need something to eat or drink there are quite a few options at the airport. These include places to get coffee and tea, fast food, or even traditional Irish fare.
  • If you have just arrived at the airport in Belfast and are in need of currency exchange services you will find a currency exchange booth near the international baggage claim area.
  • If you have just arrived at the airport and you need a nice place to relax a great choice is The Causeway Lounge. This lounge offers things like televisions, newspapers and magazines, Wi-Fi, and power outlets as well as a buffet offering a wide range of food choices.
  • One of the unique amenities at Belfast International Airport is their key holding service where you can leave things like car keys and house keys and collect them at a later date. There is a fixed rate fee of around £5.00 ($7) for the service.

FAQs - booking Belfast Intl Airport flights

Book Cheap Belfast Intl Airport Plane Tickets

Recent round-trip flight deals

9/11Mon
1 stopMultiple Airlines
9h 35mBOS-BFS
9/13Wed
1 stopMultiple Airlines
16h 05mBFS-BOS
$584
9/11Mon
1 stopMultiple Airlines
9h 35mBOS-BFS
9/14Thu
1 stopMultiple Airlines
13h 55mBFS-BOS
$585
9/27Wed
1 stopMultiple Airlines
10h 35mJFK-BFS
10/3Tue
1 stopMultiple Airlines
24h 00mBFS-JFK
$594
9/26Tue
1 stopMultiple Airlines
10h 35mJFK-BFS
10/5Thu
1 stopMultiple Airlines
14h 35mBFS-JFK
$604
9/26Tue
1 stopMultiple Airlines
10h 35mJFK-BFS
10/6Fri
1 stopMultiple Airlines
14h 35mBFS-JFK
$605
9/11Mon
1 stopMultiple Airlines
9h 35mBOS-BFS
9/15Fri
2 stopsMultiple Airlines
16h 00mBFS-BOS
$606
9/9Sat
1 stopMultiple Airlines
17h 40mBOS-BFS
9/14Thu
1 stopMultiple Airlines
13h 55mBFS-BOS
$607
9/25Mon
1 stopMultiple Airlines
10h 35mJFK-BFS
10/5Thu
1 stopMultiple Airlines
14h 35mBFS-JFK
$609
9/25Mon
1 stopMultiple Airlines
10h 35mJFK-BFS
10/6Fri
1 stopMultiple Airlines
14h 35mBFS-JFK
$610
9/11Mon
1 stopMultiple Airlines
9h 35mBOS-BFS
9/18Mon
2 stopsMultiple Airlines
16h 05mBFS-BOS
$613
9/11Mon
1 stopMultiple Airlines
9h 35mBOS-BFS
9/15Fri
1 stopMultiple Airlines
16h 05mBFS-BOS
$616
9/27Wed
1 stopMultiple Airlines
10h 35mJFK-BFS
10/5Thu
1 stopMultiple Airlines
14h 35mBFS-JFK
$618
9/27Wed
1 stopMultiple Airlines
10h 35mJFK-BFS
10/6Fri
1 stopMultiple Airlines
14h 35mBFS-JFK
$620
9/26Tue
1 stopMultiple Airlines
10h 35mJFK-BFS
9/30Sat
1 stopMultiple Airlines
14h 35mBFS-JFK
$621
9/26Tue
1 stopMultiple Airlines
10h 35mJFK-BFS
10/3Tue
1 stopMultiple Airlines
12h 30mBFS-JFK
$625
9/25Mon
1 stopMultiple Airlines
10h 35mJFK-BFS
9/30Sat
1 stopMultiple Airlines
14h 35mBFS-JFK
$626
9/19Tue
1 stopMultiple Airlines
10h 35mJFK-BFS
10/2Mon
2 stopsMultiple Airlines
16h 30mBFS-JFK
$627
9/24Sun
1 stopMultiple Airlines
10h 35mJFK-BFS
10/5Thu
1 stopMultiple Airlines
14h 35mBFS-JFK
$630
9/9Sat
1 stopMultiple Airlines
15h 55mBOS-BFS
9/15Fri
2 stopsMultiple Airlines
16h 00mBFS-BOS
$630
9/24Sun
1 stopMultiple Airlines
10h 35mJFK-BFS
10/6Fri
1 stopMultiple Airlines
14h 35mBFS-JFK
$632

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Recent one-way flight deals

9/11Mon
1 stopMultiple Airlines
20h 00mBOS-BFS
$216
9/24Sun
1 stopMultiple Airlines
14h 30mIAD-BFS
$228
9/9Sat
1 stopMultiple Airlines
29h 45mBOS-BFS
$228
9/20Wed
1 stopMultiple Airlines
10h 20mIAD-BFS
$256
9/8Fri
1 stopMultiple Airlines
19h 30mBOS-BFS
$261
9/11Mon
2 stopsMultiple Airlines
19h 45mBOS-BFS
$262
11/18Sat
1 stopMultiple Airlines
15h 25mJFK-BFS
$263
9/7Thu
1 stopMultiple Airlines
13h 55mBOS-BFS
$270
7/22Sat
1 stopMultiple Airlines
23h 55mJFK-BFS
$275
7/24Mon
2 stopsMultiple Airlines
44h 47mEWR-BFS
$278
7/19Wed
1 stopMultiple Airlines
23h 25mJFK-BFS
$281
8/6Sun
1 stopMultiple Airlines
24h 05mJFK-BFS
$287
8/5Sat
1 stopMultiple Airlines
23h 55mJFK-BFS
$290
7/23Sun
2 stopsMultiple Airlines
39h 38mEWR-BFS
$292
9/25Mon
2 stopsMultiple Airlines
22h 10mIAD-BFS
$293
9/9Sat
2 stopsMultiple Airlines
19h 50mBOS-BFS
$294
9/22Fri
1 stopMultiple Airlines
10h 45mIAD-BFS
$299
9/26Tue
2 stopsMultiple Airlines
21h 35mIAD-BFS
$306
8/7Mon
1 stopMultiple Airlines
23h 00mJFK-BFS
$307
9/20Wed
2 stopsMultiple Airlines
22h 35mIAD-BFS
$307

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Recent domestic flight deals

7/7Fri
nonstopeasyJet
1h 00mMAN-BFS
7/10Mon
nonstopeasyJet
0h 55mBFS-MAN
$41
6/21Wed
nonstopRyanair UK
1h 25mSTN-BFS
6/27Tue
nonstopRyanair UK
1h 15mBFS-STN
$41
9/4Mon
nonstopRyanair UK
1h 25mSTN-BFS
9/6Wed
nonstopRyanair UK
1h 15mBFS-STN
$42
6/21Wed
nonstopRyanair
1h 05mMAN-BFS
6/28Wed
nonstopRyanair
1h 05mBFS-MAN
$43
6/23Fri
nonstopRyanair
0h 55mEDI-BFS
6/25Sun
nonstopRyanair
0h 55mBFS-EDI
$43

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Search by price