Find flights
When to book
FAQs & Tips
Deals

Find cheap flights from Northern Ireland to the United States from £206

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Northern Ireland to the United States departing on 12/5. 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.
1 adult
0 bags
Thu 18/4
Thu 25/4

Search hundreds of travel sites at once for deals on flights to the United States

In the last 7 days, travellers have searched 47,600,107 times on KAYAK, and here's why:

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know - Cheap tickets from Northern Ireland to the United States

Low season

January

High season

August

Cheapest flight

£206
Best time to beat the crowds (16% less expensive on average)
Most popular time to fly (24% more expensive on average)
Flight from Belfast Intl Airport to New York

FAQs for booking flights from Northern Ireland to the United States

  • How does KAYAK find such low prices on flights from Northern Ireland to the United States?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Northern Ireland to the United States.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Northern Ireland to the United States?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to the United States from Northern Ireland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Northern Ireland to the United States?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to the United States with an airline and back to Northern Ireland with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Northern Ireland to the United States?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to the United States from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Northern Ireland to the United States

Cheapest flights to the United States from Northern Ireland found in 2024

Recent return flight deals

2/5Thu
1 stop
23h 45mBFS-JFK
6/5Mon
1 stop
10h 35mJFK-BFS
£376
2/5Thu
2 stops
20h 15mBFS-JFK
6/5Mon
1 stop
10h 35mJFK-BFS
£379
15/4Mon
1 stopDelta
25h 20mBHD-BOS
22/4Mon
1 stopDelta
16h 55mBOS-BHD
£421
15/4Mon
2 stopsDelta
31h 13mBHD-BOS
22/4Mon
2 stopsDelta
20h 10mBOS-BHD
£426
10/4Wed
2 stopsAmerican Airlines
17h 29mBHD-BOS
17/4Wed
2 stopsAmerican Airlines
19h 35mBOS-BHD
£443
25/4Thu
2 stopsAmerican Airlines
21h 31mBHD-BOS
29/4Mon
2 stopsAmerican Airlines
20h 03mBOS-BHD
£447
25/4Thu
1 stopBritish Airways
15h 15mBHD-BOS
29/4Mon
1 stopBritish Airways
11h 30mBOS-BHD
£452
27/4Sat
1 stopBritish Airways
11h 10mBHD-BOS
23/11Sat
2 stopsBritish Airways
12h 50mBOS-BHD
£508
27/4Sat
2 stopsIberia
13h 35mBHD-BOS
9/11Sat
2 stopsIberia
16h 48mBOS-BHD
£537
27/4Sat
2 stopsIberia
18h 55mBHD-BOS
9/11Sat
2 stopsIberia
16h 48mBOS-BHD
£648

Search by stops

Search by airline

Search by price

Recent one-way flight deals

12/5Sun
2 stops
29h 30mBFS-JFK
£206
10/4Wed
3 stops
34h 10mBFS-BOS
£220
12/5Sun
1 stop
21h 30mBFS-JFK
£226
10/4Wed
2 stops
53h 15mBFS-BOS
£229
25/4Thu
1 stop
12h 40mBFS-JFK
£234
12/5Sun
1 stopLufthansa
32h 40mBHD-ORD
£602
24/7Wed
1 stopAer Lingus
13h 20mBHD-DFW
£1,084
16/6Sun
2 stopsDelta
31h 15mBHD-ORD
£1,393
20/6Thu
1 stopAmerican Airlines
26h 35mBHD-ORD
£1,429
24/7Wed
1 stopAer Lingus
33h 30mBHD-DFW
£1,924

Search by stops

Search by airline

Search by price

Flights to the United States

Return flight deals:

United States - Northern Ireland

Cabin classes:

£514