$1,026+ Cheap flights from Atlanta (ATL) to Belfast Intl (BFS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — BFS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta to Belfast Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Atlanta to Belfast Intl
Cheapest
Best
Last-minute
Cheapest flights from Atlanta to Belfast IntlExplore 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 September 10, 2026.
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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:55 pm -
1 stop17h 40m
Tue 10/208:15 pm -
2 stops39h 30m
Deal found 9/6![Multiple Airlines logo]()
$1,026
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Thu 10/151:05 pm -
2 stops15h 35m
Wed 10/283:25 pm -
3 stops33h 50m
Deal found 9/10![Multiple Airlines logo]()
$1,349
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Tue 9/223:05 pm -
2 stops27h 15m
Fri 9/256:05 am -
2 stops35h 55m
Deal found 9/8![Multiple Airlines logo]()
$1,523
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Mon 9/147:00 am -
3 stops25h 15m
Wed 9/167:35 am -
2 stops18h 35m
Deal found 9/10![Multiple Airlines logo]()
$1,768
Best flights from Atlanta to Belfast IntlDiscover carefully curated flight deals from Atlanta to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Atlanta to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:55 pm -
1 stop17h 40m
Tue 10/208:15 pm -
2 stops39h 30m
Deal found 9/6![Multiple Airlines logo]()
$1,026
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Thu 10/151:05 pm -
2 stops15h 35m
Wed 10/283:25 pm -
3 stops33h 50m
Deal found 9/10![Multiple Airlines logo]()
$1,349
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Tue 9/223:05 pm -
2 stops27h 15m
Fri 9/256:05 am -
2 stops35h 55m
Deal found 9/8![Multiple Airlines logo]()
$1,523
This Mytrip deal was found by Cheapflights users on 9/8. 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 1/18:15 am -
2 stops24h 45m
Mon 1/115:55 pm -
2 stops30h 50m
Deal found 9/8![Multiple Airlines logo]()
$1,858
Last-minute flights from Atlanta to Belfast IntlDiscover last-minute flight deals from Atlanta to Belfast Intl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Belfast Intl. Data last updated September 10, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Mon 9/147:00 am -
3 stops25h 15m
Wed 9/167:35 am -
2 stops18h 35m
Deal found 9/10![Multiple Airlines logo]()
$1,768
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Tue 9/223:05 pm -
2 stops27h 15m
Fri 9/256:05 am -
2 stops35h 55m
Deal found 9/8![Multiple Airlines logo]()
$1,523
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:55 pm -
1 stop17h 40m
Tue 10/208:15 pm -
2 stops39h 30m
Deal found 9/6![Multiple Airlines logo]()
$1,026
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Thu 10/151:05 pm -
2 stops15h 35m
Wed 10/283:25 pm -
3 stops33h 50m
Deal found 9/10![Multiple Airlines logo]()
$1,349
Find 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 September 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,026 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $786 |
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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Atlanta to Belfast Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AtlantaBelfast
ATL Atlanta Hartsfield-Jackson - BFS Belfast Intl
ATLBFS
Atlanta Hartsfield-Jackson
Sun 10/4
11:55 pm-10:35 pm
1 stop17h 40m
Belfast Intl
Tue 10/20
8:15 pm-6:45 am
2 stops39h 30m
$1,026
Quickest round-trip
AtlantaBelfast
ATL Atlanta Hartsfield-Jackson - BFS Belfast Intl
ATLBFS
Atlanta Hartsfield-Jackson
Thu 10/15
1:05 pm-9:40 am
2 stops15h 35m
Belfast Intl
Wed 10/28
3:25 pm-9:15 pm
3 stops33h 50m
$1,349
AtlantaBelfast
ATL Atlanta Hartsfield-Jackson - BFS Belfast Intl
ATLBFS
Atlanta Hartsfield-Jackson
Tue 9/22
3:05 pm-11:20 pm
2 stops27h 15m
Belfast Intl
Fri 9/25
6:05 am-1:00 pm
2 stops35h 55m
$1,523
AtlantaBelfast
ATL Atlanta Hartsfield-Jackson - BFS Belfast Intl
ATLBFS
Atlanta Hartsfield-Jackson
Fri 1/1
8:15 am-2:00 pm
2 stops24h 45m
Belfast Intl
Mon 1/11
5:55 pm-7:45 pm
2 stops30h 50m
$1,858
Sorted by cheapest first
Compare providers for flights from Atlanta to Belfast Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Belfast Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Atlanta-Belfast Intl Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Atlanta-Belfast Intl Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Atlanta-Belfast Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-Belfast Intl Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Belfast Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ATL-BFS
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.
Reviews of airlines servicing Belfast Intl
Get insights into the airlines that provide service to Belfast Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast Intl. Reviews last updated September 10, 2026.
Read reviews from past customers who have flown Delta and British Airways from Atlanta to Belfast Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Belfast Intl
Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Complete your trip
Complete your trip to Belfast Intl by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Atlanta to Belfast Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Atlanta and Belfast Intl flights
Browse other Atlanta and Belfast Intl flight options. Last updated on September 10, 2026.
Other flights from Atlanta
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
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Top 2 airlines flying from Atlanta to Belfast Intl
Discover the top 2 airlines 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$641 | Average$1,081 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$973 | Average$1,253 | FlexibilityNo cancel fee | On-timeN/A |