$313+ Cheap flights from Chicago (CHI) to Belfast
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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BHD
May 19 — May 261
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Belfast 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
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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 Chicago to Belfast
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Cheapest flights from Chicago to BelfastExplore the most affordable flight options available from Chicago to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.
Explore the most affordable flight options available from Chicago to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.
This Mytrip deal was found by Cheapflights users on 4/18. 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 6/29:55 am
ORD
- BFS
2 stops27h 45m
Multiple Airlines
Tue 6/98:15 pm
BFS
- ORD
3 stops31h 10m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$811
This Mytrip deal was found by Cheapflights users on 4/17. 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 6/110:00 am
ORD
- BFS
2 stops24h 15m
Multiple Airlines
Mon 6/86:50 pm
BFS
- ORD
3 stops29h 25m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$837
This Trip.com deal was found by Cheapflights users on 4/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:25 pm
ORD
- BFS
2 stops17h 25m
Multiple Airlines
Wed 5/65:55 am
BFS
- ORD
2 stops18h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$847
This American Airlines deal was found by Cheapflights users on 4/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
ORD
- BHD
1 stop11h 05m
American Airlines
Wed 8/2610:05 am
BHD
- ORD
1 stop13h 30m
American Airlines
Deal found 4/13![American Airlines logo]()
$883
This British Airways deal was found by Cheapflights users on 4/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:45 pm
ORD
- BHD
1 stop13h 05m
British Airways
Thu 12/103:05 pm
BHD
- ORD
1 stop28h 45m
British Airways
Deal found 4/18![British Airways logo]()
$888
This Mytrip deal was found by Cheapflights users on 4/17. 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.
Sun 9/137:05 pm
ORD
- BFS
2 stops20h 45m
Multiple Airlines
Sun 9/207:10 am
BFS
- ORD
3 stops37h 20m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$896
This British Airways deal was found by Cheapflights users on 4/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 pm
ORD
- BHD
2 stops16h 10m
British Airways
Wed 8/2610:05 am
BHD
- ORD
2 stops19h 05m
British Airways
Deal found 4/13![British Airways logo]()
$902
This Mytrip deal was found by Cheapflights users on 4/18. 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 5/269:55 am
ORD
- BFS
2 stops27h 45m
Multiple Airlines
Sun 5/317:10 am
BFS
- ORD
3 stops37h 20m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$911
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:00 pm
ORD
- BHD
1 stop11h 10m
British Airways
Tue 10/277:25 pm
BHD
- ORD
1 stop24h 25m
British Airways
Deal found 4/16![British Airways logo]()
$933
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:15 pm
ORD
- BHD
1 stop14h 25m
American Airlines
Sun 9/206:30 am
BHD
- ORD
1 stop17h 05m
American Airlines
Deal found 4/17![American Airlines logo]()
$936
This Mytrip deal was found by Cheapflights users on 4/13. 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.
Wed 8/197:05 pm
ORD
- BFS
2 stops21h 15m
Multiple Airlines
Wed 8/267:30 am
BFS
- ORD
3 stops35h 10m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$938
This Mytrip deal was found by Cheapflights users on 4/16. 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 10/227:25 pm
ORD
- BFS
2 stops21h 40m
Multiple Airlines
Tue 10/276:00 am
BFS
- ORD
3 stops42h 25m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$940
Best flights from Chicago to BelfastDiscover carefully curated flight deals from Chicago to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 19, 2026.
Discover carefully curated flight deals from Chicago to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 19, 2026.
This Mytrip deal was found by Cheapflights users on 4/17. 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 6/110:00 am
ORD
- BFS
2 stops24h 15m
Multiple Airlines
Mon 6/86:50 pm
BFS
- ORD
3 stops29h 25m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$837
This American Airlines deal was found by Cheapflights users on 4/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
ORD
- BHD
1 stop11h 05m
American Airlines
Wed 8/2610:05 am
BHD
- ORD
1 stop13h 30m
American Airlines
Deal found 4/13![American Airlines logo]()
$883
This British Airways deal was found by Cheapflights users on 4/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 pm
ORD
- BHD
2 stops16h 10m
British Airways
Wed 8/2610:05 am
BHD
- ORD
2 stops19h 05m
British Airways
Deal found 4/13![British Airways logo]()
$902
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/169:36 am
ORD
- BHD
2 stops17h 44m
Delta
Wed 5/275:30 pm
BHD
- ORD
1 stop26h 45m
Delta
Deal found 4/18![Delta logo]()
$1,138
This Mytrip deal was found by Cheapflights users on 4/13. 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.
Wed 8/197:05 pm
ORD
- BFS
2 stops21h 15m
Multiple Airlines
Wed 8/267:30 am
BFS
- ORD
3 stops35h 10m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$938
This Mytrip deal was found by Cheapflights users on 4/16. 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.
Sun 5/315:35 pm
ORD
- BFS
2 stops21h 25m
Multiple Airlines
Sun 6/710:10 pm
BFS
- ORD
3 stops47h 00m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$966
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:20 pm
ORD
- BHD
1 stop14h 15m
American Airlines
Sat 7/254:15 pm
BHD
- ORD
1 stop26h 15m
American Airlines
Deal found 4/15![American Airlines logo]()
$1,132
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:44 am
ORD
- BHD
2 stops17h 36m
Delta
Wed 5/275:30 pm
BHD
- ORD
1 stop26h 45m
Delta
Deal found 4/18![Delta logo]()
$1,169
This KLM deal was found by Cheapflights users on 4/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:13 pm
MDW
- BHD
2 stops15h 42m
KLM
Fri 5/299:50 am
BHD
- MDW
2 stops14h 43m
KLM
Deal found 4/18![KLM logo]()
$2,347
This Mytrip deal was found by Cheapflights users on 4/18. 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 6/29:55 am
ORD
- BFS
2 stops27h 45m
Multiple Airlines
Tue 6/95:55 am
BFS
- ORD
2 stops17h 04m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,003
This British Airways deal was found by Cheapflights users on 4/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:05 pm
ORD
- BHD
1 stop19h 05m
British Airways
Wed 5/2710:05 am
BHD
- ORD
1 stop14h 10m
British Airways
Deal found 4/18![British Airways logo]()
$1,222
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:44 am
ORD
- BHD
2 stops17h 36m
Delta
Fri 5/299:50 am
BHD
- ORD
2 stops17h 30m
Delta
Deal found 4/18![Delta logo]()
$1,178
This Mytrip deal was found by Cheapflights users on 4/18. 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 5/267:25 pm
ORD
- BFS
3 stops18h 25m
Multiple Airlines
Sun 5/317:00 am
BFS
- ORD
3 stops37h 30m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,013
This British Airways deal was found by Cheapflights users on 4/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:05 pm
ORD
- BHD
1 stop11h 50m
British Airways
Tue 6/26:30 am
BHD
- ORD
1 stop13h 20m
British Airways
Deal found 4/18![British Airways logo]()
$1,237
This British Airways deal was found by Cheapflights users on 4/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:05 pm
ORD
- BHD
1 stop19h 05m
British Airways
Tue 6/29:40 am
BHD
- ORD
1 stop12h 15m
British Airways
Deal found 4/18![British Airways logo]()
$1,279
This Mytrip deal was found by Cheapflights users on 4/15. 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.
Sat 5/309:25 am
ORD
- BFS
3 stops17h 30m
Multiple Airlines
Sat 6/66:55 am
BFS
- ORD
3 stops36h 15m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,078
This Mytrip deal was found by Cheapflights users on 4/17. 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.
Sun 9/139:00 pm
ORD
- BFS
2 stops18h 30m
Multiple Airlines
Sun 9/208:25 am
BFS
- ORD
2 stops15h 50m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,110
This Mytrip deal was found by Cheapflights users on 4/13. 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.
Wed 8/198:45 am
ORD
- BHD
3 stops30h 10m
Multiple Airlines
Wed 8/2612:15 pm
BHD
- ORD
2 stops12h 00m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,208
This Mytrip deal was found by Cheapflights users on 4/18. 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 6/232:15 pm
ORD
- BFS
2 stops23h 35m
Multiple Airlines
Thu 7/166:40 am
BFS
- ORD
2 stops21h 25m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,222
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:54 am
MDW
- BHD
2 stops17h 26m
Delta
Fri 7/109:50 am
BHD
- MDW
2 stops18h 25m
Delta
Deal found 4/15![Delta logo]()
$2,387
This KLM deal was found by Cheapflights users on 4/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:16 pm
MDW
- BHD
2 stops15h 39m
KLM
Thu 7/169:50 am
BHD
- MDW
2 stops18h 25m
KLM
Deal found 4/18![KLM logo]()
$3,364
This KLM deal was found by Cheapflights users on 4/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:13 pm
MDW
- BHD
2 stops15h 42m
KLM
Sun 5/319:50 am
BHD
- MDW
2 stops14h 43m
KLM
Deal found 4/18![KLM logo]()
$3,407
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/265:11 pm
MDW
- BHD
2 stops17h 44m
Delta
Sat 7/49:50 am
BHD
- MDW
2 stops18h 27m
Delta
Deal found 4/18![Delta logo]()
$3,580
This KLM deal was found by Cheapflights users on 4/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/265:11 pm
MDW
- BHD
2 stops17h 44m
KLM
Sat 7/49:50 am
BHD
- MDW
2 stops18h 27m
KLM
Deal found 4/14![KLM logo]()
$4,144
This KLM deal was found by Cheapflights users on 4/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:13 pm
MDW
- BHD
2 stops15h 42m
KLM
Sat 5/305:30 pm
BHD
- MDW
2 stops28h 42m
KLM
Deal found 4/18![KLM logo]()
$4,171
Last-minute flights from Chicago to BelfastDiscover last-minute flight deals from Chicago to Belfast. Data last updated April 19, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Belfast. Data last updated April 19, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:25 pm
ORD
- BFS
2 stops17h 25m
Multiple Airlines
Wed 5/65:55 am
BFS
- ORD
2 stops18h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$847
This Cheapflightsfares deal was found by Cheapflights users on 4/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:05 pm
ORD
- BHD
1 stop11h 50m
British Airways
Wed 5/611:35 am
BHD
- ORD
1 stop12h 40m
British Airways
Deal found 4/14![British Airways logo]()
$1,068
This Mytrip deal was found by Cheapflights users on 4/14. 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 4/2711:25 am
ORD
- BHD
2 stops27h 05m
Multiple Airlines
Wed 5/62:20 pm
BHD
- ORD
2 stops25h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,084
This KLM deal was found by Cheapflights users on 4/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2712:52 pm
MDW
- BHD
2 stops14h 28m
KLM
Wed 5/69:50 am
BHD
- MDW
2 stops18h 38m
KLM
Deal found 4/14![KLM logo]()
$1,130
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:30 pm
ORD
- BHD
1 stop13h 45m
British Airways
Fri 5/299:35 am
BHD
- ORD
1 stop12h 20m
British Airways
Deal found 4/18![British Airways logo]()
$1,131
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/164:20 pm
ORD
- BHD
1 stop11h 00m
Delta
Wed 5/275:30 pm
BHD
- ORD
1 stop26h 45m
Delta
Deal found 4/18![Delta logo]()
$1,133
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/169:36 am
ORD
- BHD
2 stops17h 44m
Delta
Fri 5/299:50 am
BHD
- ORD
2 stops17h 30m
Delta
Deal found 4/18![Delta logo]()
$1,147
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/178:35 pm
ORD
- BHD
1 stop17h 35m
British Airways
Fri 5/299:35 am
BHD
- ORD
1 stop12h 20m
British Airways
Deal found 4/18![British Airways logo]()
$1,113
This Mytrip deal was found by Cheapflights users on 4/18. 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 5/269:55 am
ORD
- BFS
2 stops27h 45m
Multiple Airlines
Sun 5/317:10 am
BFS
- ORD
3 stops37h 20m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$911
This Mytrip deal was found by Cheapflights users on 4/18. 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 5/263:50 pm
ORD
- BHD
2 stops20h 00m
Multiple Airlines
Sun 5/317:00 am
BHD
- ORD
2 stops21h 14m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,119
This Mytrip deal was found by Cheapflights users on 4/15. 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.
Sat 5/309:25 am
ORD
- BFS
3 stops17h 30m
Multiple Airlines
Sat 6/66:55 am
BFS
- ORD
3 stops36h 15m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,078
This Mytrip deal was found by Cheapflights users on 4/16. 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.
Sun 5/315:35 pm
ORD
- BFS
2 stops21h 25m
Multiple Airlines
Sun 6/710:10 pm
BFS
- ORD
3 stops47h 00m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$966
One-way flights from Chicago to BelfastSearch for one-way flight options from Chicago to Belfast. Find affordable one-way fares based on user searches. Data last updated April 19, 2026.
Search for one-way flight options from Chicago to Belfast. Find affordable one-way fares based on user searches. Data last updated April 19, 2026.
This Trip.com deal was found by Cheapflights users on 4/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:25 pm
ORD
- BFS
2 stops14h 25m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$313
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:25 pm
ORD
- BHD
2 stops33h 25m
British Airways
Deal found 4/16![British Airways logo]()
$322
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:15 pm
ORD
- BHD
1 stop15h 05m
American Airlines
Deal found 4/15![American Airlines logo]()
$325
This Air France deal was found by Cheapflights users on 4/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:20 pm
ORD
- BHD
1 stop18h 35m
Air France
Deal found 4/17![Air France logo]()
$345
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:30 am
ORD
- BHD
2 stops16h 50m
Delta
Deal found 4/15![Delta logo]()
$350
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/263:45 pm
ORD
- BHD
2 stops16h 05m
Aer Lingus
Deal found 4/14![Aer Lingus logo]()
$457
This Mytrip deal was found by Cheapflights users on 4/16. 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 6/84:37 pm
ORD
- BHD
2 stops14h 43m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Mon 6/810:25 pm
ORD
- BFS
3 stops40h 55m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Tue 6/95:30 pm
ORD
- BFS
2 stops43h 45m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Thu 6/115:30 pm
ORD
- BFS
2 stops41h 00m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:30 pm
MDW
- BHD
2 stops18h 25m
Delta
Deal found 4/16![Delta logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 9/209:30 am
MDW
- BFS
3 stops26h 55m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$557
Find flight deals from Chicago to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Belfast (BF1). 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 April 19, 2026.
Round-trip from | $811 (Mytrip) |
|---|---|
One-way from | $313 (Trip.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated April 19, 2026.
Use the filters below to find and compare flights from Chicago to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Mon 6/1
10:00 am-4:15 pm
2 stops24h 15m
Belfast Intl
Mon 6/8
6:50 pm-6:15 pm
3 stops29h 25m
$837
Quickest round-trip
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Wed 8/19
10:35 pm-3:40 pm
1 stop11h 05m
Belfast City
Wed 8/26
10:05 am-5:35 pm
1 stop13h 30m
$883
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Wed 8/19
5:30 pm-3:40 pm
2 stops16h 10m
Belfast City
Wed 8/26
10:05 am-11:10 pm
2 stops19h 05m
$902
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Wed 8/19
7:05 pm-10:20 pm
2 stops21h 15m
Belfast Intl
Wed 8/26
7:30 am-12:40 pm
3 stops35h 10m
$938
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 5/31
5:35 pm-9:00 pm
2 stops21h 25m
Belfast Intl
Sun 6/7
10:10 pm-3:10 pm
3 stops47h 00m
$966
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Tue 6/2
9:55 am-7:40 pm
2 stops27h 45m
Belfast Intl
Tue 6/9
5:55 am-4:59 pm
2 stops17h 04m
$1,003
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Tue 5/26
7:25 pm-7:50 pm
3 stops18h 25m
Belfast Intl
Sun 5/31
7:00 am-2:30 pm
3 stops37h 30m
$1,013
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sat 5/30
9:25 am-8:55 am
3 stops17h 30m
Belfast Intl
Sat 6/6
6:55 am-1:10 pm
3 stops36h 15m
$1,078
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 9/13
9:00 pm-9:30 pm
2 stops18h 30m
Belfast Intl
Sun 9/20
8:25 am-6:15 pm
2 stops15h 50m
$1,110
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Sun 7/19
6:20 pm-2:35 pm
1 stop14h 15m
Belfast City
Sat 7/25
4:15 pm-12:30 pm
1 stop26h 15m
$1,132
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Chicago to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Chicago with our price prediction graph.
CHI-BF1
ORD-BHD
ORD-BFS
MDW-BHD
MDW-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.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Belfast
CHI-BF1
ORD-BHD
ORD-BFS
MDW-BHD
MDW-BFS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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. Reviews last updated April 19, 2026.
Peruse reviews from past customers who have flown with British Airways from Chicago to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
6.9
Overall
6.7
Food
6.4
Crew
7.7
Entertainment
6.4
Comfort
6.8
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Boarding
6.9
Overall
6.7
Food
6.4
Crew
7.7
Entertainment
6.4
Comfort
6.8
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Related info for your journey
Find useful and relevant information for your journey from Chicago to Belfast. 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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Complete your trip
Complete your trip to Belfast by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to Belfast by cabin class
Find flights from Chicago to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Belfast flights
Browse other Chicago and Belfast flight options. Last updated on April 19, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on April 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Chicago to Belfast
Discover the top airline that operate flights from Chicago to Belfast. 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 April 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$577 | Average$855 | FlexibilityNo cancel fee | On-time70% |