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$700+ Cheap flights from Philadelphia (PHL) to Serbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BEG
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap flight deals from Philadelphia to Serbia

Keep the following information in mind while searching for Philadelphia to Serbia flight deals. Data was last updated agosto 7, 2025.

Round-trip from

$700
(Gotogate)

Popular in

December

Cheapest in

April

Average price

$918
From Philadelphia to Serbia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Philadelphia to Serbia

Cheapest flights from Philadelphia to Serbia
Explore the most affordable flight options available from Philadelphia to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 7, 2025.

This Gotogate deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/289:20 amPHL - BEG
2 stops17h 15mMultiple Airlines
mar. 10/147:00 amBEG - PHL
2 stops20h 38mMultiple Airlines
Deal found 8/6$700
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/285:35 pmPHL - BEG
1 stop13h 35mUnited Airlines
mar. 10/146:10 amBEG - PHL
1 stop15h 50mUnited Airlines
Deal found 8/6$740
This Expedia deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2812:17 pmPHL - BEG
2 stops18h 08mAir France
mar. 10/145:05 pmBEG - PHL
2 stops29h 30mAir France
Deal found 8/6$766

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Serbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 7, 2025.
Use the filters below to find and compare flights from Philadelphia to Serbia that are best for you.

Fly from

Philadelphia

Fly to

Serbia

Route

Depart

Return

Price

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

dom. 9/28

9:20 am-8:35 am

2 stops17h 15m

Belgrade Nikola Tesla

mar. 10/14

7:00 am-9:38 pm

2 stops20h 38m

$700

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

dom. 9/28

5:35 pm-1:10 pm

1 stop13h 35m

Belgrade Nikola Tesla

mar. 10/14

6:10 am-4:00 pm

1 stop15h 50m

$740

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

dom. 9/28

12:17 pm-12:25 pm

2 stops18h 08m

Belgrade Nikola Tesla

mar. 10/14

5:05 pm-4:35 pm

2 stops29h 30m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Best time to book a flight from Philadelphia to Serbia

Have a flexible travel schedule? Discover the best time to fly to Serbia from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Serbia

What is the cheapest month to book a flight from Philadelphia to Serbia?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Serbia (average of $688). Flying from Philadelphia to Serbia in June is currently the most expensive (average of $1,173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to RS?

Find hourly flight availability from Philadelphia to Serbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 7, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Serbia as you normally would.

Reviews of airlines servicing Serbia

Get insights into the airlines that provide service to Serbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Serbia. Reviews last updated agosto 7, 2025.
See what other customers who have flown with Air France and United Airlines from Philadelphia to Serbia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.4
Good
1,466 reviews

Crew

8.1

Comfort

7.4

Boarding

7.4

Entertainment

7.0

Food

7.0

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Florian,Feb 2025

YUL - CDG

Always a pleasure to travel with Air France. It might not be up to airline like Qatar or Singapour Airlines but I always find it reassuring flying with Air France.
Air France
7.4
Good
1,466 reviews
Air France
7.4
Good
1,466 reviews

Crew

8.1

Comfort

7.4

Boarding

7.4

Entertainment

7.0

Food

7.0

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Florian,Feb 2025

YUL - CDG

Always a pleasure to travel with Air France. It might not be up to airline like Qatar or Singapour Airlines but I always find it reassuring flying with Air France.
United Airlines
7.4
Good
8,916 reviews
Air France
7.4
Good
1,466 reviews

Crew

8.1

Comfort

7.4

Boarding

7.4

Entertainment

7.0

Food

7.0

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Florian,Feb 2025

YUL - CDG

Always a pleasure to travel with Air France. It might not be up to airline like Qatar or Singapour Airlines but I always find it reassuring flying with Air France.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Serbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Serbia?

    For a flight from Philadelphia to Serbia, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • Can I find deals for flights from Philadelphia to Serbia that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Serbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Serbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Serbia.

  • Can I find deals for business class flights from Philadelphia to Serbia?

    Yes. Cheapflights offers flight deals from Philadelphia to Serbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Serbia?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Serbia (average of $688). Flying from Philadelphia to Serbia in June is currently the most expensive (average of $1,173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Philadelphia to Serbia

Discover the top 2 airlines that operate flights from Philadelphia to Serbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$703Average$855FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$711Average$1,117FlexibilityNo cancel feeOn-time69%

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