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Cheap flights from Belfast Intl Airport to Atlanta from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to Atlanta departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Belfast Intl Airport to Atlanta

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:40 am - 6:55 am
BFS
-
ATL
29h 15m
2 stops
Multiple Airlines Logo
7:45 pm - 9:15 pm
ATL
-
BFS
20h 30m
1 stop
$1,603Multiple Airlines
Thu, Jun 11 - Fri, Jun 19
Multiple Airlines Logo
6:10 am - 9:54 am
BFS
-
ATL
32h 44m
2 stops
Multiple Airlines Logo
8:05 pm - 2:25 pm
ATL
-
BFS
13h 20m
1 stop
$1,671Multiple Airlines
Thu, Jun 11 - Fri, Jun 19

momondo Fare Finder

 
Customize your flight search to find flights from Belfast Intl Airport to Atlanta 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, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastAtlanta

BFS - ATL

BFSATL

Belfast Intl

Thu 6/11

6:40 am-6:55 am

2 stops29h 15m

Atlanta Hartsfield-Jackson

Fri 6/19

7:45 pm-9:15 pm

1 stop20h 30m

$1,603
Quickest round-trip

BelfastAtlanta

BFS - ATL

BFSATL

Belfast Intl

Thu 6/11

6:10 am-9:54 am

2 stops32h 44m

Atlanta Hartsfield-Jackson

Fri 6/19

8:05 pm-2:25 pm

1 stop13h 20m

$1,671
Cheapest one-way

BelfastAtlanta

BFS - ATL

BFSATL

Belfast Intl

Mon 5/11

2:40 pm-10:25 am

2 stops48h 45m

$400

BelfastAtlanta

BFS - ATL

BFSATL

Belfast Intl

Mon 5/11

2:40 pm-7:44 pm

3 stops34h 04m

$409
Quickest one-way

BelfastAtlanta

BFS - ATL

BFSATL

Belfast Intl

Mon 5/11

6:10 am-3:25 pm

1 stop14h 15m

$1,219

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Belfast Intl Airport to Atlanta

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast Intl Airport to Atlanta according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Belfast Intl Airport to Atlanta (BFS to ATL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Atlanta

Fastest flight time

15h 55m

Direct flights

None
The fastest flight from Belfast Intl Airport to Atlanta takes 15h 55m
There are no direct flights from Belfast Intl Airport to Atlanta. There are no popular flight routes from Belfast Intl Airport to Atlanta.
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  • How far is Belfast Intl to Atlanta Hartsfield-Jackson by plane?

    There are 3901.6 mi between Belfast Intl and Atlanta Hartsfield-Jackson. 15h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Belfast Intl Airport to Atlanta Hartsfield-Jackson Airport?

    Prices for flights from Belfast Intl Airport to Atlanta Hartsfield-Jackson Airport refresh daily.

  • How old do you have to be to fly from Belfast Intl Airport to Atlanta Hartsfield-Jackson Airport?

    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 Intl Airport to Atlanta Hartsfield-Jackson Airport.

  • What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

    The required travel and health documents for your Atlanta Hartsfield-Jackson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Atlanta Hartsfield-Jackson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Belfast Intl Airport to Atlanta?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Atlanta. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Belfast Intl Airport to Atlanta with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Atlanta?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Atlanta. momondo saves you time and could save you money on your trip.

Can I find flights from Belfast to Atlanta with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Atlanta from Belfast with this policy.

How can momondo help me find flights from Belfast to Atlanta?

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 Atlanta.

I’m not ready to book a flight from Belfast to Atlanta right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Atlanta from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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