Cheap flights from Belfast to the United States from £360
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to the United States departing on 16/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Belfast to United States
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to United States?
The month of May is, on average, the cheapest month to fly to United States from Belfast, with most prices found around £406. If you are unable to visit United States during the month of May, then departing from Belfast during the month September is also very affordable. Most momondo users find prices during this month for around £406.
What is the cheapest day to depart on your flight to United States?
According to our data, Wednesday is the cheapest day to fly to United States from Belfast. The lowest ticket price found for a Wednesday departure recently was £418. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Belfast to United States for around £519.
Cheap Belfast to United States flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Belfast to United States
When did momondo last update prices for flights from Belfast to United States?
Prices for flights from Belfast to United States refresh daily.
How many operators does momondo search for flights from Belfast to United States?
There is 1 operator available for flights from Belfast to United States as of June 2025.
How old do you have to be to fly from Belfast to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Belfast to United States
Compare and see reviews for airlines that fly from Belfast to United States with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £341 | Free Cancellation | Rating 6.6 7,011 reviews | |||
| PriceFrom £411 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Belfast to United States?
It is quick and easy to find Belfast to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.
Can I find flights from Belfast to United States with flexible booking policies on momondo?
Yes. All flights to United States from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Belfast to United States?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to United States.
I’m not ready to book a flight from Belfast to United States right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Belfast to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.