Cheap flights from Philadelphia to Sofia from $846
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Sofia departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Philadelphia to Sofia
Cheap round-trip flights
Turkish Airlines flights from Philadelphia to Sofia
Our best Turkish Airlines deals on Philadelphia to Sofia flight tickets
Lufthansa flights from Philadelphia to Sofia
Our best Lufthansa deals on Philadelphia to Sofia flight tickets
See travel insights to Sofia from
How to get the cheapest flight ticket from Philadelphia to Sofia
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 Sofia?
The cheapest month to fly to Sofia from Philadelphia is in February. Flight prices, which tend to average around $560, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Sofia from Philadelphia during November instead. Flights to Sofia in November, while not as cheap as those in February, still average around $617.
What is the cheapest day to depart on your flight to Sofia?
According to our data, Tuesday is the cheapest day to fly to Sofia from Philadelphia. The lowest ticket price found for a Tuesday departure recently was $741. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Philadelphia to Sofia on a Saturday will generally be more expensive and average around $1,491. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
When to book flights from Philadelphia to Sofia
Cheap Philadelphia to Sofia (PHL to SOF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Sofia
How far is Philadelphia to Sofia by plane?
Sofia is 4789.3 mi away from Philadelphia. In terms of flight time, this usually takes a little over 12h 00m.
When did momondo last update prices for flights from Philadelphia Airport to Sofia Airport?
Prices for flights from Philadelphia Airport to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Philadelphia Airport to Sofia Airport?
The number of operators available for flights from Philadelphia Airport to Sofia Airport is 3 as of April 2025.
How old do you have to be to fly from Philadelphia Airport to Sofia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Philadelphia to Sofia?
Based on momondo bookings for flights between Philadelphia and Sofia, the leading airline is Lufthansa, making up 74% of the total bookings. Other popular airlines include United Airlines with 17% and British Airways with 10%.
Best airlines flying from Philadelphia to Sofia
Compare and see reviews for airlines that fly from Philadelphia to Sofia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $560 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom $608 | Free Cancellation | Rating 6.7 7,045 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 7.4 8,696 reviews |
Traveling to a place near Sofia?
Book flights to Sofia if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Sofia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Sofia. momondo saves you time and could save you money on your trip.
Can I find flights from Philadelphia to Sofia with flexible booking policies on momondo?
momondo does allow users to show only those flights to Sofia from Philadelphia which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Philadelphia to Sofia?
Once you have performed a search for Philadelphia to Sofia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Philadelphia to Sofia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Sofia from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.