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Cheap flights from Denver (DEN) to Sofia (SOF)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Denver (DEN) to Sofia (SOF)

How to find the cheapest flight from Denver (DEN) to Sofia (SOF)
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How to find the cheapest flight from Denver (DEN) to Sofia (SOF)
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How to find the cheapest flight from Denver (DEN) to Sofia (SOF)
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Cheap flights from Denver to Sofia in January , February 2026

31 Jan - 24 Feb $ 539.00
DEN
Denver
United Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
United Airlines
1 STOPS
DEN
Denver
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13 Jan - 03 Feb $ 1,454.00
DEN
Denver
Icelandair
1 STOPS
SOF
Sofia
SOF
Sofia
Icelandair
2 STOPS
DEN
Denver
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17 Jan - 03 Feb $ 1,454.00
DEN
Denver
Icelandair
1 STOPS
SOF
Sofia
SOF
Sofia
Icelandair
2 STOPS
DEN
Denver
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Last minute flights from Denver to Sofia

17 Jan - 31 Jan $ 687.00
DEN
Denver
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
DEN
Denver
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17 Jan - 31 Jan $ 687.00
DEN
Denver
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
DEN
Denver
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17 Jan - 31 Jan $ 849.00
DEN
Denver
United Airlines
2 STOPS
SOF
Sofia
SOF
Sofia
United Airlines
1 STOPS
DEN
Denver
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One-way flights to Sofia from Denver

4:20 PM - 3:30 PM
United Airlines
1 Stops
17h
DEN - SOF
$ 225
Kiwi
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5:18 AM - 7:55 PM
United Airlines
2 Stops
32h 27m
DEN - SOF
$ 225
Kiwi
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7:20 PM - 8:30 PM
Turkish Airlines
1 Stops
16h 30m
DEN - SOF
$ 542
Kiwi
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How to find the cheapest flight from Denver (DEN) to Sofia (SOF)

Related info for your journey
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How to find the cheapest flight from Denver (DEN) to Sofia (SOF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Denver (DEN) to Sofia (SOF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.