When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 18 days in advance, which can save you up to 1% on flights from Chicago O'Hare Intl Airport to Bulgaria compared to booking the week you need them. Waiting 18 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $674. For sooner than that we have options available in the next 3 days from $674.
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, November can be a great choice for travel to Bulgaria. Flights to Bulgaria from Chicago O'Hare Intl Airport in November are about $837 on average during November, but can be found for as low as $444.
When flying from Chicago O'Hare Intl Airport to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$579 - $777
Route
Depart
Return
Price
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Fri 11/8
1 stop16h 35m
Sofia
Fri 11/22
1 stop27h 50m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Fri 11/8
2 stops16h 45m
Sofia
Fri 11/22
1 stop25h 40m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Tue 10/1
1 stop34h 25m
Sofia
Tue 10/15
1 stop20h 30m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 11/9
2 stops15h 48m
Sofia
Sat 11/23
2 stops25h 50m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 9/21
1 stop12h 45m
Sofia
Sat 10/5
1 stop28h 30m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Thu 8/1
1 stop18h 10m
Sofia
Mon 9/9
1 stop32h 15m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 10/19
2 stops24h 55m
Sofia
Fri 10/25
2 stops25h 30m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Fri 8/23
2 stops17h 10m
Sofia
Tue 9/17
2 stops22h 43m
Chicago O'Hare IntlSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 8/14
2 stops13h 50m
Sofia
Wed 8/28
1 stop33h 45m
No data available for this route at this time. Please check back soon.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.
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