Chicago to Sofia flights in April 2027

Saved fares include round trips from $1,150 and one-way flights from $810 for one adult in economy. Fare observations: October 29, 2026.

Departure airports: Chicago (ORD,MDW). Destination: Sofia (SOF).

ORD → SOF · April 2027 · One adult in economy

Travel dates Airline Stops Total (USD)
Apr 1, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 1, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 1, 2027 – Apr 4, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 1, 2027 – Apr 4, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 1, 2027 – Apr 8, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 1, 2027 – Apr 8, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 2, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 2, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 2, 2027 – Apr 5, 2027 · 3 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 2, 2027 – Apr 5, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 2, 2027 – Apr 9, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 2, 2027 – Apr 9, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 3, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 3, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 3, 2027 – Apr 6, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 3, 2027 – Apr 6, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 3, 2027 – Apr 10, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 3, 2027 – Apr 10, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 4, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 4, 2027 · One way Lufthansa Up to 1 stop each way $850.00
Apr 4, 2027 – Apr 7, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 4, 2027 – Apr 7, 2027 · 3 nights United Airlines / Austrian Airlines Up to 1 stop each way $1230.00
Apr 4, 2027 – Apr 11, 2027 · 7 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 4, 2027 – Apr 11, 2027 · 7 nights United Airlines / Turkish Airlines Up to 1 stop each way $1180.00
Apr 5, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 5, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 5, 2027 – Apr 8, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 5, 2027 – Apr 8, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 5, 2027 – Apr 12, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 5, 2027 – Apr 12, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 6, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 6, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 6, 2027 – Apr 9, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 6, 2027 – Apr 9, 2027 · 3 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 6, 2027 – Apr 13, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 6, 2027 – Apr 13, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 7, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 7, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 7, 2027 – Apr 10, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 7, 2027 – Apr 10, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 7, 2027 – Apr 14, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 7, 2027 – Apr 14, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 8, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 8, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 8, 2027 – Apr 11, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 8, 2027 – Apr 11, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 8, 2027 – Apr 15, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 8, 2027 – Apr 15, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 9, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 9, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 9, 2027 – Apr 12, 2027 · 3 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 9, 2027 – Apr 12, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 9, 2027 – Apr 16, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 9, 2027 – Apr 16, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 10, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 10, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 10, 2027 – Apr 13, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 10, 2027 – Apr 13, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 10, 2027 – Apr 17, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 10, 2027 – Apr 17, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 11, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 11, 2027 · One way United Airlines Up to 1 stop each way $850.00
Apr 11, 2027 – Apr 14, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 11, 2027 – Apr 14, 2027 · 3 nights United Airlines / Austrian Airlines Up to 1 stop each way $1230.00
Apr 11, 2027 – Apr 18, 2027 · 7 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 11, 2027 – Apr 18, 2027 · 7 nights United Airlines / Turkish Airlines Up to 1 stop each way $1180.00
Apr 12, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 12, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 12, 2027 – Apr 15, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 12, 2027 – Apr 15, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 12, 2027 – Apr 19, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 12, 2027 – Apr 19, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 13, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 13, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 13, 2027 – Apr 16, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 13, 2027 – Apr 16, 2027 · 3 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 13, 2027 – Apr 20, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 13, 2027 – Apr 20, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 14, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 14, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 14, 2027 – Apr 17, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 14, 2027 – Apr 17, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 14, 2027 – Apr 21, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 14, 2027 – Apr 21, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 15, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 15, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 15, 2027 – Apr 18, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 15, 2027 – Apr 18, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 15, 2027 – Apr 22, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 15, 2027 – Apr 22, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 16, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 16, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 16, 2027 – Apr 19, 2027 · 3 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 16, 2027 – Apr 19, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 16, 2027 – Apr 23, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 16, 2027 – Apr 23, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 17, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 17, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 17, 2027 – Apr 20, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 17, 2027 – Apr 20, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 18, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 18, 2027 · One way United Airlines Up to 1 stop each way $850.00
Apr 18, 2027 – Apr 21, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 18, 2027 – Apr 21, 2027 · 3 nights United Airlines / Austrian Airlines Up to 1 stop each way $1230.00
Apr 18, 2027 – Apr 25, 2027 · 7 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 18, 2027 – Apr 25, 2027 · 7 nights United Airlines / Turkish Airlines Up to 1 stop each way $1180.00
Apr 19, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 19, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 19, 2027 – Apr 22, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 19, 2027 – Apr 22, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 19, 2027 – Apr 26, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 19, 2027 – Apr 26, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 20, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 20, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 20, 2027 – Apr 23, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 20, 2027 – Apr 23, 2027 · 3 nights American Airlines / Turkish Airlines Up to 1 stop each way $1160.00
Apr 20, 2027 – Apr 27, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 20, 2027 – Apr 27, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 21, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 21, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 21, 2027 – Apr 24, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 21, 2027 – Apr 24, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 21, 2027 – Apr 28, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 21, 2027 – Apr 28, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 22, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 22, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 22, 2027 – Apr 25, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1150.00
Apr 22, 2027 – Apr 25, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1195.00
Apr 22, 2027 – Apr 29, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1234.00
Apr 22, 2027 – Apr 29, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1279.00
Apr 23, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 23, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 23, 2027 – Apr 26, 2027 · 3 nights British Airways / Austrian Airlines Up to 1 stop each way $1200.00
Apr 23, 2027 – Apr 26, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 23, 2027 – Apr 30, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1234.00
Apr 23, 2027 – Apr 30, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1279.00
Apr 24, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 24, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 24, 2027 – Apr 27, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 24, 2027 – Apr 27, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1220.00
Apr 24, 2027 – May 1, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1301.50
Apr 24, 2027 – May 1, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1311.50
Apr 25, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 25, 2027 · One way Lufthansa Up to 1 stop each way $850.00
Apr 25, 2027 – Apr 28, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1210.00
Apr 25, 2027 – Apr 28, 2027 · 3 nights United Airlines / Austrian Airlines Up to 1 stop each way $1230.00
Apr 25, 2027 – May 2, 2027 · 7 nights American Airlines / Turkish Airlines Up to 1 stop each way $1244.00
Apr 25, 2027 – May 2, 2027 · 7 nights United Airlines / Turkish Airlines Up to 1 stop each way $1264.00
Apr 26, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 26, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 26, 2027 – Apr 29, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1234.00
Apr 26, 2027 – Apr 29, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1279.00
Apr 26, 2027 – May 3, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1291.50
Apr 26, 2027 – May 3, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1311.50
Apr 27, 2027 · One way British Airways Up to 1 stop each way $810.00
Apr 27, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 27, 2027 – Apr 30, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1234.00
Apr 27, 2027 – Apr 30, 2027 · 3 nights American Airlines / Turkish Airlines Up to 1 stop each way $1244.00
Apr 27, 2027 – May 4, 2027 · 7 nights British Airways / Austrian Airlines Up to 1 stop each way $1291.50
Apr 27, 2027 – May 4, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1301.50
Apr 28, 2027 · One way American Airlines Up to 1 stop each way $820.00
Apr 28, 2027 · One way Austrian Airlines Up to 1 stop each way $830.00
Apr 28, 2027 – May 1, 2027 · 3 nights American Airlines / Austrian Airlines Up to 1 stop each way $1301.50
Apr 28, 2027 – May 1, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1311.50
Apr 28, 2027 – May 5, 2027 · 7 nights American Airlines / Austrian Airlines Up to 1 stop each way $1301.50
Apr 28, 2027 – May 5, 2027 · 7 nights Austrian Airlines Up to 1 stop each way $1311.50
Apr 29, 2027 · One way British Airways Up to 1 stop each way $931.50
Apr 29, 2027 · One way Austrian Airlines Up to 1 stop each way $954.50
Apr 29, 2027 – May 2, 2027 · 3 nights British Airways / Turkish Airlines Up to 1 stop each way $1322.50
Apr 29, 2027 – May 2, 2027 · 3 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1374.25
Apr 29, 2027 – May 6, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1238.50
Apr 29, 2027 – May 6, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1290.25
Apr 30, 2027 · One way British Airways Up to 1 stop each way $931.50
Apr 30, 2027 · One way Austrian Airlines Up to 1 stop each way $954.50
Apr 30, 2027 – May 3, 2027 · 3 nights British Airways / Austrian Airlines Up to 1 stop each way $1380.00
Apr 30, 2027 – May 3, 2027 · 3 nights Austrian Airlines Up to 1 stop each way $1403.00
Apr 30, 2027 – May 7, 2027 · 7 nights British Airways / Turkish Airlines Up to 1 stop each way $1238.50
Apr 30, 2027 – May 7, 2027 · 7 nights Swiss International Air Lines / Turkish Airlines Up to 1 stop each way $1290.25

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