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Belfast Intl

$308+ Cheap flights from Atlanta (ATL) to Belfast Intl (BFS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — BFS
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Atlanta to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Belfast Intl (BFS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$779
(Mytrip)

One-way from

$308
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,231
From Atlanta Hartsfield-Jackson to Belfast Intl
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One-way flight from Atlanta Hartsfield-Jackson to Belfast Intl
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Highest demand for flights based on searches. 24% potential increase in price ($401 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($107 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Atlanta to Belfast Intl

Cheapest flights from Atlanta to Belfast Intl
Explore the most affordable flight options available from Atlanta to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/192:50 pmATL - BFS
3 stops26h 45mMultiple Airlines
Fri 9/266:05 amBFS - ATL
3 stops23h 23mMultiple Airlines
Deal found 7/28$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Belfast Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Atlanta to Belfast Intl Airport that are best for you.

Fly from

Atlanta

Fly to

Belfast Intl

Route

Depart

Return

Price

AtlantaBelfast

ATL - BFS

ATLBFS

Atlanta Hartsfield-Jackson

Fri 9/19

2:50 pm-10:35 pm

3 stops26h 45m

Belfast Intl

Fri 9/26

6:05 am-12:28 am

3 stops23h 23m

$779

AtlantaBelfast

ATL - BFS

ATLBFS

Atlanta Hartsfield-Jackson

Mon 8/11

6:51 am-6:50 am

3 stops42h 59m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Atlanta to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Belfast Intl Airport

What is the cheapest month to book a flight from Atlanta to Belfast Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Atlanta to Belfast Intl Airport (average of $657). Flying from Atlanta to Belfast Intl Airport in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Atlanta to Belfast Intl?

    If you book a flight to Belfast Intl from Atlanta, you will be flying from Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 0 flights from Hartsfield-Jackson to Belfast Intl per day from 1 airline.

  • Can I find deals for flights from Atlanta to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Atlanta to Belfast Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Belfast Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Belfast Intl.

  • Can I find deals for business class flights from Atlanta to Belfast Intl?

    Yes. Cheapflights offers flight deals from Atlanta to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to Belfast Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Atlanta to Belfast Intl Airport (average of $657). Flying from Atlanta to Belfast Intl Airport in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Atlanta to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Belfast City flights
Jacksonville to Belfast Intl flights
Jacksonville to Belfast City flights

Top airline flying from Atlanta to Belfast Intl

Discover the top airline that operate flights from Atlanta to Belfast Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$719Average$1,036FlexibilityNo cancel feeOn-time70%

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