Amazing deal: Chicago to Sofia, Bulgaria flight, roundtrip as low as $399.
DEPART:
Chicago, USA
ARRIVE:
Sofia, Bulgaria
RETURN:
Chicago, USA
AVAILABILITY:
Departures: April 4, 5, 11, 12, 19, September 1, 8,
Returns: April 11, 13, 19, 24, 25, September 8, 15
Check your dates in April and September and postpone with any accommodations bookings until tickets are confirmed.
AIRLINE:
United
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