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Cheap flights from Atlanta to Belfast from $893

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Belfast departing on 12/6. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Atlanta to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
10:15 pm - 4:50 pm
ATL
-
BHD
13h 35m
1 stop
British Airways Logo
6:35 am - 8:15 pm
BHD
-
ATL
18h 40m
1 stop
$893British Airways
Sun, Dec 6 - Sat, Dec 12
British Airways Logo
4:22 pm - 4:50 pm
ATL
-
BHD
19h 28m
2 stops
British Airways Logo
9:15 am - 8:15 pm
BHD
-
ATL
16h 00m
1 stop
$898British Airways
Sun, Dec 6 - Sat, Dec 12
British Airways Logo
10:35 pm - 6:45 pm
ATL
-
BHD
15h 10m
1 stop
British Airways Logo
9:35 am - 8:35 pm
BHD
-
ATL
16h 00m
1 stop
$904British Airways
Mon, Sep 28 - Thu, Oct 1
British Airways Logo
10:35 pm - 6:45 pm
ATL
-
BHD
15h 10m
1 stop
British Airways Logo
9:35 am - 8:35 pm
BHD
-
ATL
16h 00m
1 stop
$907British Airways
Mon, Sep 28 - Thu, Oct 1
British Airways Logo
10:15 pm - 2:15 pm
ATL
-
BHD
11h 00m
1 stop
British Airways Logo
6:35 am - 8:15 pm
BHD
-
ATL
18h 40m
1 stop
$908British Airways
Mon, Nov 16 - Thu, Nov 19
Multiple Airlines Logo
10:40 pm - 9:20 am
ATL
-
BHD
29h 40m
1 stop
Multiple Airlines Logo
1:10 pm - 8:40 pm
BHD
-
ATL
12h 30m
1 stop
$938Multiple Airlines
Sun, Sep 20 - Sun, Sep 27
American Airlines Logo
6:10 pm - 2:35 pm
ATL
-
BHD
15h 25m
2 stops
American Airlines Logo
3:50 pm - 8:40 pm
BHD
-
ATL
33h 50m
1 stop
$955American Airlines
Sun, Sep 20 - Sun, Sep 27
American Airlines Logo
6:10 pm - 2:35 pm
ATL
-
BHD
15h 25m
2 stops
American Airlines Logo
11:00 am - 10:11 pm
BHD
-
ATL
16h 11m
2 stops
$961American Airlines
Sun, Sep 20 - Sun, Sep 27
British Airways Logo
4:53 pm - 12:55 pm
ATL
-
BHD
15h 02m
2 stops
British Airways Logo
6:30 am - 8:35 pm
BHD
-
ATL
19h 05m
1 stop
$1,129British Airways
Mon, Sep 28 - Thu, Oct 1
British Airways Logo
4:53 pm - 12:55 pm
ATL
-
BHD
15h 02m
2 stops
British Airways Logo
6:30 am - 8:35 pm
BHD
-
ATL
19h 05m
1 stop
$1,131British Airways
Mon, Sep 28 - Thu, Oct 1

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KLM flights from Atlanta to Belfast

Our best KLM deals on Atlanta to Belfast flight tickets
KLM
Aug 2
ATL5:10 pmAtlanta Hartsfield-Jackson
11h 10m
1 stop
BHD9:20 amBelfast City
Aug 9
BHD9:50 amBelfast City
15h 35m
1 stop
ATL8:25 pmAtlanta Hartsfield-Jackson
$1,138
KLM
Jun 27
ATL7:45 pmAtlanta Hartsfield-Jackson
32h 50m
1 stop
BHD9:35 amBelfast City
Jul 4
BHD5:30 pmBelfast City
25h 25m
1 stop
ATL1:55 pmAtlanta Hartsfield-Jackson
$1,475
KLM
Jun 27
ATL7:45 pmAtlanta Hartsfield-Jackson
32h 50m
1 stop
BHD9:35 amBelfast City
Jul 4
BHD5:30 pmBelfast City
25h 25m
1 stop
ATL1:55 pmAtlanta Hartsfield-Jackson
$1,477

American Airlines flights from Atlanta to Belfast

Our best American Airlines deals on Atlanta to Belfast flight tickets
American Airlines
Sep 20
ATL6:10 pmAtlanta Hartsfield-Jackson
15h 25m
2 stops
BHD2:35 pmBelfast City
Sep 27
BHD3:50 pmBelfast City
33h 50m
1 stop
ATL8:40 pmAtlanta Hartsfield-Jackson
$955
American Airlines
Sep 20
ATL6:10 pmAtlanta Hartsfield-Jackson
15h 25m
2 stops
BHD2:35 pmBelfast City
Sep 27
BHD11:00 amBelfast City
16h 11m
2 stops
ATL10:11 pmAtlanta Hartsfield-Jackson
$961
American Airlines
Aug 2
ATL6:44 pmAtlanta Hartsfield-Jackson
17h 56m
2 stops
BHD5:40 pmBelfast City
Aug 9
BHD6:30 amBelfast City
20h 13m
2 stops
ATL9:43 pmAtlanta Hartsfield-Jackson
$1,217

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Belfast 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 June 23, 2026.
Use the filters below to find and compare flights from Atlanta to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Sun 12/6

10:15 pm-4:50 pm

1 stop13h 35m

Belfast City

Sat 12/12

6:35 am-8:15 pm

1 stop18h 40m

$893

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Sun 12/6

4:22 pm-4:50 pm

2 stops19h 28m

Belfast City

Sat 12/12

9:15 am-8:15 pm

1 stop16h 00m

$898

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Mon 9/28

10:35 pm-6:45 pm

1 stop15h 10m

Belfast City

Thu 10/1

9:35 am-8:35 pm

1 stop16h 00m

$904

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Mon 9/28

10:35 pm-6:45 pm

1 stop15h 10m

Belfast City

Thu 10/1

9:35 am-8:35 pm

1 stop16h 00m

$907
Quickest round-trip

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Mon 11/16

10:15 pm-2:15 pm

1 stop11h 00m

Belfast City

Thu 11/19

6:35 am-8:15 pm

1 stop18h 40m

$908

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Sun 9/20

10:40 pm-9:20 am

1 stop29h 40m

Belfast City

Sun 9/27

1:10 pm-8:40 pm

1 stop12h 30m

$938

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Sun 9/20

6:10 pm-2:35 pm

2 stops15h 25m

Belfast City

Sun 9/27

3:50 pm-8:40 pm

1 stop33h 50m

$955

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Sun 9/20

6:10 pm-2:35 pm

2 stops15h 25m

Belfast City

Sun 9/27

11:00 am-10:11 pm

2 stops16h 11m

$961

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Mon 9/28

4:53 pm-12:55 pm

2 stops15h 02m

Belfast City

Thu 10/1

6:30 am-8:35 pm

1 stop19h 05m

$1,129

AtlantaBelfast

ATL - BHD

ATLBHD

Atlanta Hartsfield-Jackson

Mon 9/28

4:53 pm-12:55 pm

2 stops15h 02m

Belfast City

Thu 10/1

6:30 am-8:35 pm

1 stop19h 05m

$1,131

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Atlanta to Belfast

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 Belfast?

In general, January is the cheapest month to fly from Atlanta to Belfast. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Belfast in January, then you should wait until March to fly from Atlanta, when ticket prices are also cheap, with an average price of $641.

Cheap Atlanta to Belfast flight deals and tips

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

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from Atlanta to Belfast takes 11h 00m
There are no direct flights from Atlanta to Belfast. There are no popular flight routes from Atlanta to Belfast.
Search flight deals

Frequently asked questions about flying from Atlanta to Belfast

  • How far is Atlanta Hartsfield-Jackson to Belfast by plane?

    A flight from Atlanta Hartsfield-Jackson to Belfast will travel around 3913.6 mi. A reasonable flight in good conditions will take 11h 00m.

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

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Belfast are updated daily.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Belfast?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast 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 Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Atlanta to Belfast

Compare and see reviews for airlines that fly from Atlanta to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $641Free CancellationRating
6.7
8,064 reviews
Search British Airways flights
DeltaPriceFrom $973Free CancellationRating
7.8
8,425 reviews
Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Atlanta.

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

momondo does allow users to show only those flights to Belfast from Atlanta which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Atlanta to Belfast flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Atlanta to Belfast flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport