$330+ Cheap flights from O'Hare Intl (ORD) to Bulgaria
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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SOF
Oct 13 — Oct 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Bulgaria 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 O'Hare Intl to Bulgaria
Cheapest
Best
Last-minute
One-way
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 September 13, 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 September 13, 2026.
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Sun 10/45:19 pm -
2 stops18h 01m
Fri 2/268:30 pm -
1 stop25h 15m
Deal found 9/11![British Airways logo]()
$685
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/232:20 pm -
2 stops13h 50m
Tue 11/37:55 am -
2 stops18h 59m
Deal found 9/11![United Airlines logo]()
$686
This oojo deal was found by Cheapflights users on 9/12. 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.
Wed 10/79:50 pm -
1 stop12h 10m
Tue 10/206:45 pm -
1 stop33h 05m
Deal found 9/12![LOT logo]()
$691
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:05 am -
2 stops18h 20m
Thu 11/197:55 am -
2 stops16h 49m
Deal found 9/12![Multiple Airlines logo]()
$694
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:45 am -
2 stops17h 35m
Fri 10/166:10 am -
1 stop14h 25m
Deal found 9/9![Multiple Airlines logo]()
$696
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:20 pm -
1 stop16h 35m
Fri 10/166:10 am -
1 stop14h 25m
Deal found 9/10![Multiple Airlines logo]()
$697
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:40 pm -
2 stops13h 30m
Mon 1/253:00 pm -
1 stop33h 15m
Deal found 9/9![SWISS logo]()
$698
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:45 pm -
2 stops18h 25m
Fri 2/266:00 am -
2 stops21h 58m
Deal found 9/9![Air Canada logo]()
$699
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:55 pm -
2 stops14h 45m
Tue 10/138:00 am -
1 stop13h 20m
Deal found 9/10![Austrian Airlines logo]()
$700
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:40 pm -
1 stop17h 35m
Sat 10/246:20 am -
1 stop14h 35m
Deal found 9/9![Lufthansa logo]()
$702
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 pm -
1 stop17h 35m
Thu 2/256:00 am -
1 stop20h 25m
Deal found 9/9![Lufthansa logo]()
$703
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:10 pm -
1 stop17h 15m
Sat 10/319:25 pm -
1 stop29h 55m
Deal found 9/9![Turkish Airlines logo]()
$778
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 September 13, 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 September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/12. 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 1/79:50 pm -
1 stop17h 05m
Sat 1/166:00 am -
1 stop20h 25m
Deal found 9/12![United Airlines logo]()
$713
This CheapOair deal was found by Cheapflights users on 9/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:40 pm -
2 stops31h 30m
Sat 10/246:10 am -
2 stops14h 45m
Deal found 9/12![Multiple Airlines logo]()
$761
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/269:50 pm -
1 stop34h 30m
Mon 1/115:15 pm -
1 stop28h 30m
Deal found 9/9![British Airways logo]()
$782
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:10 pm -
1 stop28h 20m
Sat 10/2410:00 am -
1 stop33h 00m
Deal found 9/10![Turkish Airlines logo]()
$851
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/229:50 pm -
2 stops33h 25m
Tue 12/295:40 pm -
1 stop27h 30m
Deal found 9/9![Lufthansa logo]()
$1,371
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:20 pm -
1 stop14h 55m
Sat 10/244:00 pm -
2 stops59h 15m
Deal found 9/9![Austrian Airlines logo]()
$1,413
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
2 stops22h 15m
Sun 11/296:25 am -
2 stops34h 58m
Deal found 9/10![United Airlines logo]()
$717
This United deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:20 pm -
1 stop14h 55m
Sun 10/259:10 am -
2 stops29h 20m
Deal found 9/9![Multiple Airlines logo]()
$788
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/306:00 pm -
1 stop11h 15m
Sat 1/96:00 am -
1 stop16h 10m
Deal found 9/12![United Airlines logo]()
$718
This United deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:05 pm -
1 stop19h 30m
Sat 10/244:00 pm -
2 stops32h 20m
Deal found 9/9![Multiple Airlines logo]()
$792
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:35 pm -
1 stop12h 35m
Sat 10/246:10 am -
1 stop15h 55m
Deal found 9/10![United Airlines logo]()
$721
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:45 pm -
2 stops29h 55m
Sat 10/246:20 am -
2 stops25h 11m
Deal found 9/10![United Airlines logo]()
$728
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 9/294:05 pm -
1 stop13h 00m
Sat 1/306:25 am -
1 stop14h 45m
Deal found 9/9![United Airlines logo]()
$730
This United deal was found by Cheapflights users on 9/11. 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.
Tue 12/152:25 pm -
2 stops16h 50m
Tue 3/94:00 pm -
1 stop30h 00m
Deal found 9/11![Multiple Airlines logo]()
$894
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 12/286:00 pm -
1 stop11h 15m
Tue 1/127:55 am -
2 stops20h 13m
Deal found 9/9![United Airlines logo]()
$751
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:20 pm -
1 stop14h 55m
Sat 10/244:00 pm -
2 stops32h 20m
Deal found 9/10![Multiple Airlines logo]()
$994
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 10/115:10 pm -
1 stop12h 30m
Sat 10/249:05 am -
2 stops18h 45m
Deal found 9/9![Multiple Airlines logo]()
$1,145
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1610:05 am -
3 stops23h 15m
Mon 3/812:35 pm -
3 stops37h 45m
Deal found 9/11![Multiple Airlines logo]()
$1,341
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1910:05 am -
2 stops22h 50m
Sat 12/264:00 pm -
2 stops29h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,431
Last-minute flights from O'Hare Intl to BulgariaDiscover last-minute flight deals from O'Hare Intl to Bulgaria. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Bulgaria. Data last updated September 13, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:45 am -
2 stops17h 35m
Fri 10/166:10 am -
1 stop14h 25m
Deal found 9/9![Multiple Airlines logo]()
$696
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:48 pm -
2 stops41h 32m
Fri 10/162:15 pm -
2 stops34h 35m
Deal found 9/9![British Airways logo]()
$704
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:20 pm -
1 stop16h 35m
Fri 10/166:10 am -
1 stop14h 25m
Deal found 9/10![Multiple Airlines logo]()
$697
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:40 pm -
2 stops13h 30m
Mon 1/253:00 pm -
1 stop33h 15m
Deal found 9/9![SWISS logo]()
$698
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:55 pm -
2 stops14h 45m
Tue 10/138:00 am -
1 stop13h 20m
Deal found 9/10![Austrian Airlines logo]()
$700
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 pm -
1 stop17h 35m
Thu 2/256:00 am -
1 stop20h 25m
Deal found 9/9![Lufthansa logo]()
$703
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Sun 10/45:19 pm -
2 stops18h 01m
Fri 2/268:30 pm -
1 stop25h 15m
Deal found 9/11![British Airways logo]()
$685
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:45 pm -
2 stops18h 25m
Fri 2/266:00 am -
2 stops21h 58m
Deal found 9/9![Air Canada logo]()
$699
This oojo deal was found by Cheapflights users on 9/12. 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.
Wed 10/79:50 pm -
1 stop12h 10m
Tue 10/206:45 pm -
1 stop33h 05m
Deal found 9/12![LOT logo]()
$691
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:40 pm -
1 stop17h 35m
Sat 10/246:20 am -
1 stop14h 35m
Deal found 9/9![Lufthansa logo]()
$702
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:10 pm -
1 stop17h 15m
Sat 10/319:25 pm -
1 stop29h 55m
Deal found 9/9![Turkish Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/232:20 pm -
2 stops13h 50m
Tue 11/37:55 am -
2 stops18h 59m
Deal found 9/11![United Airlines logo]()
$686
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 September 13, 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 September 13, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:25 pm -
3 stops45h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$330
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/11:30 pm -
2 stops15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/46:30 pm -
3 stops42h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$350
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:30 pm -
3 stops42h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$352
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/46:30 pm -
3 stops33h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$359
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/304:20 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Austrian Airlines logo]()
$363
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/299:50 pm -
2 stops33h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Lufthansa logo]()
$381
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/16:30 pm -
3 stops20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$394
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:30 pm -
3 stops23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$398
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/14:20 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Austrian Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/316:30 pm -
2 stops18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$405
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/19:50 pm -
2 stops33h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Lufthansa logo]()
$408
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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $685 (FlightHub) |
One-way from | $330 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $797 |
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 7,457,451 searches. Data last updated September 13, 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
ChicagoSofia
ORD Chicago O'Hare Intl - SOF Sofia
ORDSOF
Chicago O'Hare Intl
Thu 10/8
7:25 pm-1:10 am
3 stops45h 45m
Sofia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$330
ChicagoSofia
ORD Chicago O'Hare Intl - SOF Sofia
ORDSOF
Chicago O'Hare Intl
Mon 3/1
1:30 pm-1:15 pm
2 stops15h 45m
Sofia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$348
ChicagoSofia
ORD Chicago O'Hare Intl - SOF Sofia
ORDSOF
Chicago O'Hare Intl
Tue 11/3
6:30 pm-9:05 pm
3 stops42h 35m
Sofia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$353
ChicagoVarna
ORD Chicago O'Hare Intl - VAR Varna
ORDVAR
Chicago O'Hare Intl
Wed 12/30
4:20 pm-3:15 pm
1 stop14h 55m
Varna
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$363
ChicagoVarna
ORD Chicago O'Hare Intl - VAR Varna
ORDVAR
Chicago O'Hare Intl
Mon 1/4
1:00 pm-3:15 pm
2 stops18h 15m
Varna
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$368
ChicagoSofia
ORD Chicago O'Hare Intl - SOF Sofia
ORDSOF
Chicago O'Hare Intl
Mon 3/1
6:30 pm-11:10 pm
3 stops20h 40m
Sofia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$394
ChicagoVarna
ORD Chicago O'Hare Intl - VAR Varna
ORDVAR
Chicago O'Hare Intl
Wed 12/30
6:30 pm-1:30 am
3 stops23h 00m
Varna
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$398
ChicagoBurgas
ORD Chicago O'Hare Intl - BOJ Bourgas
ORDBOJ
Chicago O'Hare Intl
Mon 1/4
9:50 pm-8:50 pm
2 stops39h 00m
Bourgas
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$414
ChicagoVarna
ORD Chicago O'Hare Intl - VAR Varna
ORDVAR
Chicago O'Hare Intl
Thu 12/31
1:00 pm-3:15 pm
2 stops18h 15m
Varna
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$422
ChicagoSofia
ORD Chicago O'Hare Intl - SOF Sofia
ORDSOF
Chicago O'Hare Intl
Sun 9/20
7:05 pm-12:45 pm
3 stops57h 40m
Sofia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$430
Showing 1-10 of 42 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-SOF
ORD-VAR
ORD-BOJ
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-SOF
ORD-VAR
ORD-BOJ
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Bulgaria?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bulgaria (average of $593). Flying from Chicago O'Hare Intl Airport to Bulgaria in June is currently the most expensive (average of $1,159). 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 47 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 September 13, 2026.
Read reviews from past customers who have flown LOT,SWISS, 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
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Comfort
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Comfort
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Comfort
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Comfort
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Comfort
7.5
Overall
7.5
Crew
8.2
Food
7.2
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for O'Hare Intl to Bulgaria
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Bulgaria by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Bulgaria by cabin class
Find flights from O'Hare Intl to Bulgaria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Bulgaria flights
Browse other O'Hare Intl and Bulgaria flight options. Last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
O'Hare Intl to Bulgaria flights
Consider these flights traveling from O'Hare Intl to Bulgaria.
Fly to Bulgaria regions
Consider these flights traveling to Bulgaria regions.
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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$451 | Average$1,036 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$526 | Average$820 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$569 | Average$843 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$583 | Average$984 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$583 | Average$1,051 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$585 | Average$870 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$609 | Average$873 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$609 | Average$727 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$613 | Average$860 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$685 | Average$946 | FlexibilityNo cancel fee | On-time78% |