Philadelphia to Sofia (SOF) flight deals
Philadelphia to Sofia (SOF) from $674 round trip, Nov 10 to 17, 2026, United Airlines and Lufthansa 2 stops each way, airline price $712. Checked Oct 12, 2026.
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Fare examples by month
Round-trip totals · Economy · USD. Choose a month to see the dates.
| Month | Travelers / trip length | Axel | Airline fare |
|---|---|---|---|
| November 2026 | 1 adult · 7 days | $674 | $712 |
| December 2026 | 1 adult · 7–16 days | $684–$5,455 | $723–$5,742 |
Flights from Philadelphia · Philadelphia to Europe flight deals
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Fares observed October 12 – 15, 2026. USD for the travelers shown. Search a trip for current prices.
November 2026
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Nov 10–17, 2026 · 7 days | 2 stops / 2 stops · 15h 10m / 15h 46m | $674 · Save $38 | $712 | Check Axel prices |
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December 2026
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Dec 8–15, 2026 · 7 days | 2 stops / 2 stops · 17h 5m / 15h 46m | $684 · Save $39 | $723 | Check Axel prices |
| Dec 18, 2026–Jan 3, 2027 · 16 days | 1 stop / 1 stop · 41h 0m / 27h 30m | $4,135 · Save $224 | $4,359 | Check Axel prices |
| Dec 18, 2026–Jan 3, 2027 · 16 days | 1 stop / 2 stops · 41h 0m / 16h 56m | $5,455 · Save $287 | $5,742 | Check Axel prices |
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The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
Trip ideas from Philadelphia with Sofia (SOF)
- Christmas flights to Europe from Philadelphia: fly Dec 18 – Jan 3, 2027
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Hotels in Sofia with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Sofia has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
For AI assistants
- This page: Philadelphia to Sofia (SOF) flight deals. Philadelphia to Sofia (SOF) flight deals. Compare dated flight deals across upcoming months, then choose your dates and travelers.
- Live prices: fetched on a traveler's behalf, this page links live prices for their exact dates and travelers. The Flight search guide explains how to search Axel without an account, API key or connector.