$353 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 8/11. 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.
1 adult
1 adult, Economy, 0 bags

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Belfast Intl to the United States

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
New York
New York3 stops$673
Los Angeles
Los Angeles1 stop$947
Las Vegas
Las Vegas2 stops$937
San Francisco
San Francisco2 stops$979
Miami
Miami2 stops$967
Boston
Boston3 stops$774
Washington, D.C.
Washington, D.C.3 stops$913
Denver
Denver3 stops$893
Seattle
Seattle2 stops$1,130
Atlanta
Atlanta2 stops$907
New York
New York3 stops$673
Los Angeles
Los Angeles1 stop$947
Las Vegas
Las Vegas2 stops$937
San Francisco
San Francisco2 stops$979
Miami
Miami2 stops$967
Boston
Boston3 stops$774
Washington, D.C.
Washington, D.C.3 stops$913
Denver
Denver3 stops$893
Seattle
Seattle2 stops$1,130
Atlanta
Atlanta2 stops$907

Book 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, Sep 24 - Mon, Oct 12
Multiple Airlines Logo
8:20 pm - 6:25 pm
BFS
-
MCO
27h 05m
1 stop
Multiple Airlines Logo
8:30 pm - 3:30 pm
MCO
-
BFS
14h 00m
1 stop
$538Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
8:50 am - 7:20 pm
BFS
-
JFK
39h 30m
3 stops
Multiple Airlines Logo
8:30 pm - 9:05 pm
JFK
-
BFS
19h 35m
2 stops
$673Multiple Airlines
Mon, Aug 24 - Tue, Sep 8
Multiple Airlines Logo
6:40 am - 9:40 pm
BFS
-
EWR
20h 00m
3 stops
Multiple Airlines Logo
8:25 pm - 11:20 pm
EWR
-
BFS
21h 55m
2 stops
$700Multiple Airlines
Fri, Oct 9 - Sun, Oct 11
Multiple Airlines Logo
6:05 am - 3:55 pm
BFS
-
JFK
14h 50m
1 stop
Multiple Airlines Logo
12:10 am - 12:15 am
JFK
-
BFS
19h 05m
2 stops
$702Multiple Airlines
Sat, Sep 5 - Fri, Sep 11
Multiple Airlines Logo
6:00 am - 3:55 pm
BFS
-
JFK
14h 55m
1 stop
Multiple Airlines Logo
6:20 pm - 1:50 pm
JFK
-
BFS
14h 30m
1 stop
$706Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
Multiple Airlines Logo
8:10 pm - 10:25 pm
BFS
-
JFK
31h 15m
3 stops
Multiple Airlines Logo
8:30 pm - 7:50 pm
JFK
-
BFS
18h 20m
3 stops
$708Multiple Airlines
Wed, Sep 2 - Fri, Sep 11
Multiple Airlines Logo
5:55 am - 3:55 pm
BFS
-
JFK
15h 00m
1 stop
Multiple Airlines Logo
6:20 pm - 1:50 pm
JFK
-
BFS
14h 30m
1 stop
$710Multiple Airlines
Thu, Sep 3 - Fri, Sep 11
Multiple Airlines Logo
6:35 am - 3:55 pm
BFS
-
JFK
14h 20m
1 stop
Multiple Airlines Logo
6:20 pm - 1:50 pm
JFK
-
BFS
14h 30m
1 stop
$711Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
6:00 am - 12:50 pm
BFS
-
JFK
35h 50m
2 stops
Multiple Airlines Logo
4:15 pm - 11:45 pm
JFK
-
BFS
26h 30m
2 stops
$713Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
6:40 am - 1:15 pm
BFS
-
EWR
35h 35m
2 stops
Multiple Airlines Logo
5:45 pm - 11:05 pm
EWR
-
BFS
24h 20m
3 stops
$716Multiple Airlines
Booking Insights

KAYAK's insights & trends for Belfast Intl to the United States flights

Get data-powered insights and trends into flights from Belfast Intl to the United States to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Belfast Intl Airport to the United States?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Belfast Intl Airport to the United States, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Belfast Intl Airport to the United States is November, when tickets cost $484 (return) on average. On the other hand, the most expensive months are December and April, when the average cost of round-trip tickets is $628 and $619 respectively.

Find deals

Good to know

Low seasonJanuary
Cheapest flight$353
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 13% increase in price.
Flight from Belfast Intl Airport to Boston

FAQs - booking United States flights

  • How does KAYAK find such low prices on flights from Belfast Intl Airport to 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 Belfast Intl Airport to United States.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Belfast Intl Airport to United States 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 Belfast Intl Airport to United States?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Belfast Intl Airport to United States with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Belfast Intl Airport to 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 from Belfast Intl Airport to United States up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Belfast Intl to the United States

Information on your arrival and departure airports

Belfast Intl Airport (BFS)