Cheap flights from Allentown, PA To Sofia, Bulgaria

Flights starting at $291. Choose between Allegiant Air, Lufthansa, or United Airlines to find the best price.

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Book your trip to arrive at Sofia, Sofia Central Bus Station, or Sofia Train Station. The most popular airlines for this route are Allegiant Air, Lufthansa, United Airlines, Wizz Air, and Spirit Airlines. Allentown and Sofia have 117 direct flights per week.

Check-in for a flight from Allentown to Sofia

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
LufthansaDLHLHNo0
0
United AirlinesUALUAYesNo
Wizz AirWZZW6NoOpens 24 days before flight
Closes 3 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Weather in Sofia

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-4°C
February6°C-2°C
March9°C0°C
April15°C4°C
May20°C8°C
June24°C12°C
July27°C15°C
August28°C15°C
September23°C11°C
October17°C6°C
November11°C3°C
December5°C-1°C
Hottest Month
28°C
August
Coldest month
-4°C
January
Sunny days
250
days per year
Snow days
17
days per year

14 day forecast

Wednesday
20 Mar
9°C-2°C
27 Mar
21°C6°C
Thursday
21 Mar
12°C0°C
28 Mar
20°C8°C
Friday
22 Mar
89%
10°C2°C
29 Mar
18°C9°C
Saturday
23 Mar
12°C0°C
30 Mar
78%
17°C8°C
Sunday
24 Mar
15°C1°C
31 Mar
21°C6°C
Monday
25 Mar
13°C7°C
1 Apr
23°C8°C
Tuesday
26 Mar
75%
16°C7°C
2 Apr
85%
18°C9°C

Frequently asked questions

What are the most popular routes to and from Allentown?
What are the most popular routes to and from Sofia?
What airports are near Allentown?
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Is it possible to combine flights, buses, and trains in one itinerary when traveling between Allentown and Sofia?
What is Virtual Interlining and how do I use it?
Which airlines fly between Allentown and Sofia?
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What flights operate between Allentown and Sofia?
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What time do nonstop (direct) flights between Allentown and Sofia depart?
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What time do flights between Allentown and Sofia depart?
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