$318+ Cheap flights from O'Hare Intl (ORD) to Bulgaria
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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SOF
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to BulgariaExplore the most affordable flight options available from O'Hare Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from O'Hare Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This Gotogate deal was found by Cheapflights users on 6/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:05 pm
ORD
- VAR
1 stop17h 05m
SWISS
Tue 8/189:10 pm
VAR
- ORD
1 stop23h 25m
SWISS
Deal found 6/12![SWISS logo]()
$780
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:10 pm
ORD
- VAR
1 stop28h 20m
Turkish Airlines
Fri 9/189:20 am
VAR
- ORD
1 stop32h 20m
Turkish Airlines
Deal found 6/11![Turkish Airlines logo]()
$802
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:10 pm
ORD
- VAR
1 stop17h 10m
Turkish Airlines
Mon 9/289:20 am
VAR
- ORD
1 stop32h 20m
Turkish Airlines
Deal found 6/8![Turkish Airlines logo]()
$804
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Mon 8/34:05 pm
ORD
- VAR
2 stops39h 10m
Multiple Airlines
Tue 8/189:10 pm
VAR
- ORD
1 stop23h 25m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$815
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Mon 8/39:40 pm
ORD
- VAR
2 stops33h 35m
Lufthansa
Tue 8/184:00 pm
VAR
- ORD
2 stops28h 55m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$822
This oojo deal was found by Cheapflights users on 6/12. 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.
Mon 8/244:05 pm
ORD
- BOJ
1 stop18h 15m
Lufthansa
Sun 10/189:10 am
BOJ
- ORD
1 stop18h 45m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$849
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:30 pm
ORD
- VAR
1 stop12h 15m
Multiple Airlines
Mon 9/284:00 pm
VAR
- ORD
2 stops33h 20m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$867
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:05 pm
ORD
- BOJ
1 stop18h 15m
Multiple Airlines
Sun 10/189:10 am
BOJ
- ORD
1 stop18h 45m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$867
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:56 pm
ORD
- VAR
2 stops18h 19m
Austrian Airlines
Mon 9/284:00 pm
VAR
- ORD
2 stops33h 20m
Austrian Airlines
Deal found 6/8![Austrian Airlines logo]()
$874
This Booking.com deal was found by Cheapflights users on 6/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:25 am
ORD
- VAR
1 stop25h 55m
Turkish Airlines
Mon 8/319:20 am
VAR
- ORD
1 stop32h 20m
Turkish Airlines
Deal found 6/7![Turkish Airlines logo]()
$877
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:50 pm
ORD
- SOF
1 stop12h 10m
LOT
Sun 10/186:45 pm
SOF
- ORD
1 stop33h 05m
LOT
Deal found 6/8![LOT logo]()
$881
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:40 pm
ORD
- SOF
1 stop17h 35m
Lufthansa
Sun 8/167:25 pm
SOF
- ORD
1 stop25h 10m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$882
Best flights from O'Hare Intl to BulgariaDiscover carefully curated flight deals from O'Hare Intl to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from O'Hare Intl to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This Gotogate deal was found by Cheapflights users on 6/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:05 pm
ORD
- VAR
1 stop17h 05m
SWISS
Tue 8/189:10 pm
VAR
- ORD
1 stop23h 25m
SWISS
Deal found 6/12![SWISS logo]()
$780
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Mon 8/34:05 pm
ORD
- VAR
2 stops39h 10m
Multiple Airlines
Tue 8/189:10 pm
VAR
- ORD
1 stop23h 25m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$815
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Mon 8/39:40 pm
ORD
- VAR
2 stops33h 35m
Lufthansa
Tue 8/184:00 pm
VAR
- ORD
2 stops28h 55m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$822
This Booking.com deal was found by Cheapflights users on 6/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:25 am
ORD
- VAR
1 stop25h 55m
Turkish Airlines
Mon 8/319:20 am
VAR
- ORD
1 stop32h 20m
Turkish Airlines
Deal found 6/7![Turkish Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/19:40 pm
ORD
- SOF
1 stop17h 35m
United Airlines
Thu 8/276:30 am
SOF
- ORD
1 stop16h 25m
United Airlines
Deal found 6/11![United Airlines logo]()
$886
This KLM deal was found by Cheapflights users on 6/9. 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 8/71:59 pm
ORD
- SOF
2 stops16h 01m
KLM
Sun 9/67:00 am
SOF
- ORD
1 stop15h 15m
KLM
Deal found 6/9![KLM logo]()
$917
This British Airways deal was found by Cheapflights users on 6/11. 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.
Fri 8/78:32 pm
ORD
- SOF
2 stops39h 38m
British Airways
Mon 9/78:10 pm
SOF
- ORD
1 stop27h 45m
British Airways
Deal found 6/11![British Airways logo]()
$919
This United deal was found by Cheapflights users on 6/11. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:50 am
ORD
- BOJ
2 stops23h 30m
Multiple Airlines
Sun 10/189:10 am
BOJ
- ORD
1 stop18h 45m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:55 pm
ORD
- SOF
2 stops15h 15m
United Airlines
Tue 10/272:05 pm
SOF
- ORD
1 stop14h 00m
United Airlines
Deal found 6/9![United Airlines logo]()
$890
This KLM deal was found by Cheapflights users on 6/12. 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 8/71:59 pm
ORD
- SOF
2 stops16h 01m
KLM
Mon 9/77:00 am
SOF
- ORD
2 stops17h 51m
KLM
Deal found 6/12![KLM logo]()
$927
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 pm
ORD
- SOF
1 stop16h 40m
United Airlines
Thu 8/276:30 am
SOF
- ORD
1 stop14h 25m
United Airlines
Deal found 6/12![United Airlines logo]()
$892
This Orbitz deal was found by Cheapflights users on 6/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:56 pm
ORD
- BOJ
2 stops34h 24m
Multiple Airlines
Sun 9/279:50 am
BOJ
- ORD
1 stop34h 45m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$895
This Priceline deal was found by Cheapflights users on 6/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:30 pm
ORD
- VAR
2 stops30h 15m
Lufthansa
Mon 7/138:20 pm
VAR
- ORD
1 stop24h 35m
Lufthansa
Deal found 6/8![Lufthansa logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:20 pm
ORD
- SOF
2 stops13h 50m
United Airlines
Wed 8/1212:55 pm
SOF
- ORD
2 stops32h 00m
United Airlines
Deal found 6/10![United Airlines logo]()
$904
This KLM deal was found by Cheapflights users on 6/7. 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.
Thu 8/612:29 pm
ORD
- SOF
2 stops17h 31m
Multiple Airlines
Sat 10/107:00 am
SOF
- ORD
2 stops19h 10m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$922
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:25 am
ORD
- SOF
2 stops17h 45m
United Airlines
Sun 10/116:10 am
SOF
- ORD
1 stop14h 25m
United Airlines
Deal found 6/7![United Airlines logo]()
$922
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:05 am
ORD
- VAR
2 stops15h 55m
Multiple Airlines
Mon 10/124:00 pm
VAR
- ORD
1 stop29h 20m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$923
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:55 pm
ORD
- SOF
2 stops15h 15m
United Airlines
Thu 10/226:30 am
SOF
- ORD
2 stops16h 22m
United Airlines
Deal found 6/12![United Airlines logo]()
$925
This FlightHub deal was found by Cheapflights users on 6/11. 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 7/1810:30 pm
ORD
- VAR
2 stops29h 00m
Lufthansa
Sat 8/159:20 am
VAR
- ORD
1 stop35h 35m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$1,247
This FlightHub deal was found by Cheapflights users on 6/7. 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.
Wed 8/1912:56 pm
ORD
- VAR
2 stops15h 49m
Multiple Airlines
Mon 8/3112:15 pm
VAR
- ORD
1 stop14h 00m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$985
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:30 pm
ORD
- SOF
1 stop16h 20m
United Airlines
Sun 8/306:10 am
SOF
- ORD
1 stop15h 50m
United Airlines
Deal found 6/8![United Airlines logo]()
$931
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/264:05 pm
ORD
- BOJ
1 stop32h 20m
Lufthansa
Sun 7/129:50 am
BOJ
- ORD
1 stop34h 45m
Lufthansa
Deal found 6/8![Lufthansa logo]()
$1,548
This Mytrip deal was found by Cheapflights users on 6/8. 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.
Mon 7/63:45 pm
ORD
- VAR
3 stops18h 40m
Multiple Airlines
Mon 7/134:15 am
VAR
- ORD
3 stops23h 40m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,222
This Mytrip deal was found by Cheapflights users on 6/12. 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 7/129:50 am
ORD
- BOJ
2 stops27h 20m
Multiple Airlines
Wed 7/224:40 pm
BOJ
- ORD
2 stops35h 10m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$1,238
Last-minute flights from O'Hare Intl to BulgariaDiscover last-minute flight deals from O'Hare Intl to Bulgaria. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Bulgaria. Data last updated June 12, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:05 am
ORD
- SOF
2 stops18h 15m
Multiple Airlines
Tue 8/187:25 pm
SOF
- ORD
2 stops25h 30m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$883
This oojo deal was found by Cheapflights users on 6/11. 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.
Mon 7/139:40 pm
ORD
- SOF
1 stop17h 35m
Lufthansa
Mon 8/177:00 pm
SOF
- ORD
1 stop25h 55m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$888
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:30 pm
ORD
- SOF
1 stop16h 20m
Lufthansa
Sat 8/227:25 pm
SOF
- ORD
1 stop25h 10m
Lufthansa
Deal found 6/8![Lufthansa logo]()
$886
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:40 pm
ORD
- SOF
1 stop17h 35m
Lufthansa
Thu 8/136:45 pm
SOF
- ORD
1 stop26h 10m
Lufthansa
Deal found 6/10![Lufthansa logo]()
$891
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:50 pm
ORD
- SOF
1 stop12h 10m
LOT
Sun 10/186:45 pm
SOF
- ORD
1 stop33h 05m
LOT
Deal found 6/8![LOT logo]()
$881
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/263:35 pm
ORD
- SOF
1 stop12h 35m
United Airlines
Thu 9/102:10 pm
SOF
- ORD
1 stop13h 45m
United Airlines
Deal found 6/8![United Airlines logo]()
$892
This KAYAK deal was found by Cheapflights users on 6/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:07 am
ORD
- SOF
2 stops28h 48m
Austrian Airlines
Fri 9/118:00 am
SOF
- ORD
2 stops17h 00m
Austrian Airlines
Deal found 6/8![Austrian Airlines logo]()
$890
This KAYAK deal was found by Cheapflights users on 6/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/299:40 pm
ORD
- SOF
1 stop17h 35m
Lufthansa
Sun 8/167:25 pm
SOF
- ORD
1 stop25h 10m
Lufthansa
Deal found 6/10![Lufthansa logo]()
$882
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:00 pm
ORD
- SOF
1 stop16h 40m
United Airlines
Mon 8/176:10 am
SOF
- ORD
2 stops16h 45m
United Airlines
Deal found 6/10![United Airlines logo]()
$884
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:35 pm
ORD
- SOF
1 stop12h 35m
United Airlines
Thu 9/36:10 am
SOF
- ORD
1 stop14h 25m
United Airlines
Deal found 6/8![United Airlines logo]()
$887
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
ORD
- SOF
1 stop17h 35m
United Airlines
Fri 8/286:10 am
SOF
- ORD
1 stop15h 50m
United Airlines
Deal found 6/10![United Airlines logo]()
$885
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
ORD
- SOF
1 stop17h 35m
Multiple Airlines
Tue 9/86:10 am
SOF
- ORD
2 stops22h 02m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$889
One-way flights from O'Hare Intl to BulgariaSearch for one-way flight options from O'Hare Intl to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from O'Hare Intl to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/1511:45 am
ORD
- SOF
3 stops29h 30m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/1311:45 am
ORD
- SOF
3 stops40h 50m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$321
This Mytrip deal was found by Cheapflights users on 6/8. 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.
Sun 8/97:25 pm
ORD
- SOF
3 stops21h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$328
This oojo deal was found by Cheapflights users on 6/7. 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.
Sun 9/67:05 pm
ORD
- SOF
1 stop16h 15m
British Airways
Deal found 6/7![British Airways logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/1411:45 am
ORD
- SOF
3 stops40h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/2710:25 pm
ORD
- SOF
2 stops40h 40m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$332
This British Airways deal was found by Cheapflights users on 6/7. 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 9/99:15 pm
ORD
- SOF
1 stop32h 10m
British Airways
Deal found 6/7![British Airways logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:25 pm
ORD
- SOF
3 stops42h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:25 pm
ORD
- SOF
3 stops27h 15m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/1411:45 am
ORD
- VAR
3 stops47h 05m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/2710:25 pm
ORD
- VAR
3 stops36h 25m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/317:25 pm
ORD
- SOF
2 stops30h 05m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$347
Find flight deals from O'Hare Intl to Bulgaria
Keep the following information in mind while searching for O'Hare Intl to Bulgaria flight deals. Data was last updated June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $780 (Gotogate) |
One-way from | $318 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,122 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Bulgaria 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 June 12, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Bulgaria that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Mon 8/3
7:05 pm-8:10 pm
1 stop17h 05m
Varna
Tue 8/18
9:10 pm-12:35 pm
1 stop23h 25m
$780
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Mon 8/3
4:05 pm-3:15 pm
2 stops39h 10m
Varna
Tue 8/18
9:10 pm-12:35 pm
1 stop23h 25m
$815
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Mon 8/3
9:40 pm-3:15 pm
2 stops33h 35m
Varna
Tue 8/18
4:00 pm-12:55 pm
2 stops28h 55m
$822
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Wed 8/19
11:25 am-9:20 pm
1 stop25h 55m
Varna
Mon 8/31
9:20 am-9:40 am
1 stop32h 20m
$877
ChicagoBurgas
ORD - BOJ
ORDBOJ
Chicago O'Hare Intl
Mon 8/24
10:50 am-6:20 pm
2 stops23h 30m
Bourgas
Sun 10/18
9:10 am-7:55 pm
1 stop18h 45m
$877
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 8/1
9:40 pm-11:15 pm
1 stop17h 35m
Sofia
Thu 8/27
6:30 am-2:55 pm
1 stop16h 25m
$886
Quickest round-trip
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Fri 10/9
12:55 pm-12:10 pm
2 stops15h 15m
Sofia
Tue 10/27
2:05 pm-9:05 pm
1 stop14h 00m
$890
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 7/15
6:00 pm-6:40 pm
1 stop16h 40m
Sofia
Thu 8/27
6:30 am-12:55 pm
1 stop14h 25m
$892
ChicagoBurgas
ORD - BOJ
ORDBOJ
Chicago O'Hare Intl
Sun 9/6
5:56 pm-12:20 pm
2 stops34h 24m
Bourgas
Sun 9/27
9:50 am-12:35 pm
1 stop34h 45m
$895
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Mon 7/27
2:20 pm-12:10 pm
2 stops13h 50m
Sofia
Wed 8/12
12:55 pm-12:55 pm
2 stops32h 00m
$904
Showing 1-10 of 47 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Bulgaria
Have a flexible travel schedule? Discover the best time to fly to Bulgaria from O'Hare Intl with our price prediction graph.
ORD-VAR
ORD-BOJ
ORD-SOF
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 O'Hare Intl Airport to Bulgaria
ORD-BG0
ORD-VAR
ORD-BOJ
ORD-SOF
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Bulgaria?
Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bulgaria (average of $396). Flying from Chicago O'Hare Intl Airport to Bulgaria in July is currently the most expensive (average of $1,447). 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.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Bulgaria?
The best time to book flights from Chicago O'Hare Intl Airport to Bulgaria is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Bulgaria
Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated June 12, 2026.
Read reviews from past customers who have flown Austrian Airlines,LOT, andTurkish Airlines from Chicago O'Hare Intl Airport to Bulgaria. 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
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Boarding
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Boarding
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Boarding
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Boarding
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Boarding
7.6
Comfort
7.3
Entertainment
6.8
Food
6.8
Overall
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Bulgaria. 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 Bulgaria by adding a car rental and/or hotel reservation to your travel itinerary.
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O'Hare Intl and Bulgaria flights
Browse other O'Hare Intl and Bulgaria flight options. Last updated on June 12, 2026.
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Top 10 airlines flying from O'Hare Intl to Bulgaria
Discover the top 10 airlines that operate flights from O'Hare Intl to Bulgaria. 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 June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$508 | Average$1,161 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$523 | Average$800 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$533 | Average$732 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$561 | Average$919 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$565 | Average$824 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$575 | Average$884 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$578 | Average$836 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$578 | Average$915 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$585 | Average$866 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$609 | Average$644 | FlexibilityNo cancel fee | On-time70% |