Cheap flights from Philadelphia to Bulgaria from $429
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Bulgaria departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Lufthansa flights from Philadelphia to Bulgaria
Our best Lufthansa deals on Philadelphia to Bulgaria flight tickets
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Fly from
Fly to
Route
Depart
Return
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Tue 1/5
5:40 pm-1:25 pm
1 stop12h 45m
Sofia
Fri 1/15
2:10 pm-10:56 pm
2 stops15h 46m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Tue 10/20
7:30 pm-11:15 pm
2 stops20h 45m
Sofia
Tue 11/3
6:25 am-4:05 pm
1 stop16h 40m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Tue 11/24
6:35 pm-8:10 pm
1 stop18h 35m
Sofia
Wed 12/2
9:05 pm-4:15 pm
1 stop26h 10m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Mon 10/19
3:08 pm-12:10 pm
2 stops14h 02m
Sofia
Thu 11/5
6:25 am-4:05 pm
1 stop16h 40m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Mon 10/19
6:15 am-12:10 pm
2 stops22h 55m
Sofia
Tue 11/3
6:25 am-4:05 pm
1 stop16h 40m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Wed 11/25
3:20 pm-1:15 pm
2 stops14h 55m
Sofia
Tue 12/1
2:10 pm-10:56 pm
2 stops15h 46m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Mon 10/19
5:40 pm-1:25 pm
1 stop12h 45m
Sofia
Tue 11/3
6:25 am-4:05 pm
1 stop16h 40m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Wed 10/21
11:05 am-10:20 am
2 stops16h 15m
Sofia
Thu 11/5
4:15 pm-9:38 pm
2 stops36h 23m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Tue 11/24
5:40 pm-6:10 pm
1 stop17h 30m
Sofia
Tue 12/1
6:25 am-4:05 pm
1 stop16h 40m
PhiladelphiaSofia
PHL Philadelphia - SOF Sofia
PHLSOF
Philadelphia
Mon 10/19
5:40 pm-1:25 pm
1 stop12h 45m
Sofia
Mon 11/2
2:10 pm-4:05 pm
1 stop32h 55m
See travel insights to Bulgaria from
How to get the cheapest flight ticket from Philadelphia to Bulgaria
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Bulgaria?
If you aren’t able to travel to Bulgaria during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $546.
Can stopping save me money on Philadelphia to Bulgaria flights?
You could potentially save up to 40% on your flight if you consider stops on a Philadelphia to Bulgaria flight.
What is the cheapest airline that flies from Philadelphia to Bulgaria?
British Airways and Lufthansa are the most popular carriers operating from Philadelphia to Bulgaria
What airlines fly to Bulgaria?
Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Bulgaria from Philadelphia according to our data. Lufthansa is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Bulgaria. Keep in mind that there are 11 different airlines that fly to Bulgaria on a routine basis, so you have a few additional options to choose from.
Cheap Philadelphia to Bulgaria flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Bulgaria
Frequently asked questions about flying from Philadelphia to Bulgaria
When did momondo last update prices for flights from Philadelphia Airport to Bulgaria?
Prices for flights from Philadelphia Airport to Bulgaria are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Bulgaria?
As of October 2026, there are 2 operators available to choose from for flights from Philadelphia Airport to Bulgaria.
How old do you have to be to fly from Philadelphia Airport to Bulgaria?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Bulgaria.
What documentation or ID do you need to fly to Bulgaria?
The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Philadelphia to Bulgaria
Compare and see reviews for airlines that fly from Philadelphia to Bulgaria with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $511 | Free Cancellation | Rating 6.8 8,271 reviews | |||
| PriceFrom $540 | Free Cancellation | Rating 7.4 10,319 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Bulgaria?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bulgaria from Philadelphia.
Can I find flights from Philadelphia to Bulgaria with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Philadelphia to Bulgaria flights to just show those with flexible booking policies.
How can momondo help me find flights from Philadelphia to Bulgaria?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bulgaria from Philadelphia.
I’m not ready to book a flight from Philadelphia to Bulgaria right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Bulgaria, momondo offers a useful price alert feature which will track prices for flights to Bulgaria from Philadelphia and alert you when they change.