$425 Find Cheap Flights from Belfast Intl Airport to United States - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast Intl to the United States departing on 11/18. 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.
Flight Deals
Cheap Flights from Belfast Intl to the United States
Cheapest round-trip prices found by our users on KAYAK in the last 5 daysBook Cheap Belfast Intl to the United States Plane Tickets
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Belfast Intl to the United States that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from Belfast Intl to the United States
Thu, Dec 3 - Wed, Dec 9
6:30 am - 8:15 pmBFS Belfast Intl-BOS Boston Logan Intl
18h 45m2 stops London Gatwick Lisbon Humberto Delgado
6:00 pm - 10:00 pmBOS Boston Logan Intl-BFS Belfast Intl
23h 00m2 stops Lisbon Humberto Delgado London Gatwick
$700Multiple Airlines
Thu, Nov 19 - Thu, Nov 26
6:30 am - 7:20 amBFS Belfast Intl-BOS Boston Logan Intl
29h 50m3 stops London Gatwick Paris Charles de Gaulle New York John F Kennedy Intl
6:20 pm - 9:55 pmBOS Boston Logan Intl-BFS Belfast Intl
22h 35m2 stops Paris Charles de Gaulle London Gatwick
$716Multiple Airlines
Thu, Nov 19 - Thu, Nov 26
6:30 am - 4:05 pmBFS Belfast Intl-BOS Boston Logan Intl
14h 35m2 stops London Gatwick Paris Charles de Gaulle
6:20 pm - 9:55 pmBOS Boston Logan Intl-BFS Belfast Intl
22h 35m2 stops Paris Charles de Gaulle London Gatwick
$742Multiple Airlines
Sun, Nov 22 - Sun, Nov 29
6:30 am - 8:00 pmBFS Belfast Intl-BOS Boston Logan Intl
18h 30m2 stops Faro Ponta Delgada Nordela
5:15 pm - 11:45 amBOS Boston Logan Intl-BFS Belfast Intl
13h 30m2 stops Dublin Edinburgh Turnhouse
$776Multiple Airlines
Sun, Nov 22 - Sun, Nov 29
3:25 pm - 7:55 pmBFS Belfast Intl-BOS Boston Logan Intl
33h 30m3 stops London Gatwick Porto Lisbon Humberto Delgado
6:00 pm - 9:25 pmBOS Boston Logan Intl-BFS Belfast Intl
22h 25m2 stops Lisbon Humberto Delgado London Gatwick
$800Multiple Airlines
Wed, Nov 18 - Wed, Nov 25
8:20 am - 7:05 pmBFS Belfast Intl-BOS Boston Logan Intl
15h 45m2 stops Manchester Dublin
5:15 pm - 7:45 pmBOS Boston Logan Intl-BFS Belfast Intl
21h 30m2 stops Dublin Manchester
$805Multiple Airlines
Mon, Feb 1 - Mon, Feb 8
5:55 pm - 8:30 pmBFS Belfast Intl-BOS Boston Logan Intl
31h 35m2 stops London Gatwick Porto
6:00 pm - 9:15 pmBOS Boston Logan Intl-BFS Belfast Intl
22h 15m2 stops Lisbon Humberto Delgado London Gatwick
$843Multiple Airlines
Thu, Oct 29 - Mon, Nov 2
7:20 am - 9:00 pmBFS Belfast Intl-BOS Boston Logan Intl
17h 40m2 stops Faro Ponta Delgada Nordela
7:50 pm - 7:55 pmBOS Boston Logan Intl-BFS Belfast Intl
19h 05m3 stops Reykjavik Keflavik Intl Glasgow Intl London Luton
$879Multiple Airlines
Sat, Nov 21 - Sat, Nov 28
11:00 pm - 5:50 pmBFS Belfast Intl-BOS Boston Logan Intl
23h 50m3 stops Manchester Kastrup Copenhagen Reykjavik Keflavik Intl
5:15 pm - 2:00 pmBOS Boston Logan Intl-BFS Belfast Intl
15h 45m2 stops Dublin Edinburgh Turnhouse
$902Multiple Airlines
Tue, Nov 3 - Tue, Nov 10
8:35 am - 5:50 pmBFS Belfast Intl-BOS Boston Logan Intl
14h 15m2 stops Glasgow Intl Reykjavik Keflavik Intl
9:20 pm - 8:55 pmBOS Boston Logan Intl-BFS Belfast Intl
18h 35m2 stops Dublin Edinburgh Turnhouse
$908Multiple Airlines
Recent one-way flight deals from Belfast Intl to the United States
Wed, Nov 18
10:05 pm - 8:15 pmBFS Belfast Intl-BOS Boston Logan Intl
27h 10m3 stops London Stansted Madrid Barajas Lisbon Humberto Delgado
$425Multiple Airlines
Wed, Nov 18
6:00 pm - 7:05 pmBFS Belfast Intl-BOS Boston Logan Intl
30h 05m2 stops Malaga Dublin
$480Multiple Airlines
Wed, Nov 18
6:55 am - 4:05 pmBFS Belfast Intl-BOS Boston Logan Intl
14h 10m1 stop Paris Charles de Gaulle
$981Multiple Airlines
Booking Insights
Price, demand and travel trends for Belfast Intl Airport to the United States flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
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What are the cheapest fares from Belfast Intl Airport to the United States right now?
The cheapest fare from Belfast Intl Airport to the United States in the last week was $700 round-trip, to Boston Logan Intl (BOS).
What’s the cheapest day to fly from Belfast Intl Airport to the United States?
Wednesday tends to be the cheapest day to fly from Belfast Intl Airport to the United States, while Saturday is the most expensive. Fares run about 37% higher that day, based on the past 12 months of KAYAK data.
What are the most popular regions in the United States?
Massachusetts is the most popular region with KAYAK travelers, making up 100% of all interest in visiting the United States, based on the past three months of KAYAK data.
How do nonstop and one-stop fares from Belfast Intl Airport to the United States compare?
Nonstop flights cost $1,057 on average, while one-stop flights average $803. If you are booking a connecting flight, the cheapest layover airport is generally London Gatwick (LGW).
What are the most popular flight destinations in the United States?
Boston is the most popular flight destination in the United States, based on KAYAK data from the past 3 months.
Key details for Belfast Intl Airport to the United States flights
Low season | September |
|---|---|
High season | February |
Cheapest flight | $425 |
Your Belfast Intl Airport to the United States flight questions, answered
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Your guide to booking Belfast Intl Airport to the United States flights
Get tips on when to book, when to fly and what to know before your trip.More options for your flight from Belfast Intl to the United States
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Information on your arrival and departure airports
Cabin class types available on flights to the United States
Cabin classes available on flights to the United States. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Flights from domestic origins to the United States
Flights from all regions of Belfast Intl to the United States. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Flights from Belfast Intl to popular regions in the United States
Flights to popular cities in the United States
Flights to Atlantafrom $756
Flights to Bostonfrom $680
Flights to Charlottefrom $1,337
Flights to Denverfrom $1,114
Flights to Los Angelesfrom $886
Flights to Miamifrom $855
Flights to Minneapolisfrom $1,030
Flights to New Yorkfrom $605
Flights to Omahafrom $1,435