Round-trip from | $612 (SWISS) |
---|---|
One-way from | $268 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $985 |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Tue 7/15
7:05 pm-12:00 pm
2 stops32h 55m
Sofia
Tue 8/26
12:45 pm-12:10 pm
2 stops31h 25m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 8/6
9:55 am-11:15 am
2 stops17h 20m
Sofia
Tue 8/26
6:00 am-9:52 am
2 stops35h 52m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 8/9
9:40 pm-11:00 pm
1 stop17h 20m
Sofia
Thu 8/28
6:00 am-7:55 pm
2 stops21h 55m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Thu 9/11
3:05 pm-11:15 am
1 stop12h 10m
Sofia
Mon 9/29
12:00 pm-11:00 am
1 stop31h 00m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Tue 8/26
11:25 am-8:25 pm
1 stop25h 00m
Sofia
Wed 9/3
9:15 pm-9:40 am
1 stop20h 25m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 7/23
8:40 am-10:05 am
2 stops17h 25m
Sofia
Wed 8/20
10:50 am-12:10 pm
1 stop33h 20m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sun 7/13
3:00 pm-12:00 pm
1 stop13h 00m
Sofia
Sun 9/21
6:00 pm-1:10 pm
1 stop27h 10m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Tue 8/5
1:30 pm-2:00 pm
2 stops16h 30m
Sofia
Wed 8/27
7:00 am-2:40 pm
1 stop15h 40m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 10/15
6:00 am-5:30 pm
3 stops27h 30m
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 10/15
9:40 pm-6:40 pm
1 stop13h 00m
The best time to book flights from Chicago O'Hare Intl Airport to Sofia is 64 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.
Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Sofia (average of $632). Flying from Chicago O'Hare Intl Airport to Sofia in June is currently the most expensive (average of $1,189). 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.
Unlike at noon, when flights are generally more expensive, you can save up to 33% on flights from Chicago O'Hare Intl Airport to Sofia by exploring options for tickets in the morning.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Sofia flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
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Cheapest$498 | Average$608 | FlexibilityNo cancel fee | On-time77% | |
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Cheapest$572 | Average$883 | FlexibilityNo cancel fee | On-time81% | |
Cheapest$596 | Average$904 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$598 | Average$937 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$605 | Average$874 | FlexibilityNo cancel fee | On-time78% | |
Cheapest$613 | Average$778 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$616 | Average$802 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$652 | Average$1,020 | FlexibilityNo cancel fee | On-timeN/A |