Detour Flights

Cheap flights to Philadelphia

We are tracking 343 fares into Philadelphia (PHL) from 47 departure airports.

Cheapest tracked fare $17  ·  about $22 below the typical price for that distance

Cheapest fares we're tracking

FromDepartsStopsPrice
(ATL)2026-11-17Direct$17
Atlanta (ATL)2026-12-02Direct$19
Atlanta (ATL)2026-11-04Direct$19
Atlanta (ATL)2026-10-31Direct$19
Atlanta (ATL)2026-12-01Direct$19
Atlanta (ATL)2026-12-09Direct$19
Atlanta (ATL)2027-01-09Direct$19
Atlanta (ATL)2027-01-20Direct$19
Atlanta (ATL)2027-02-02Direct$19
Atlanta (ATL)2027-03-02Direct$19
Atlanta (ATL)2026-10-28Direct$19
Atlanta (ATL)2026-11-11Direct$19
Atlanta (ATL)2026-12-08Direct$19
Atlanta (ATL)2026-11-03Direct$19
Atlanta (ATL)2026-10-24Direct$23
Chicago O'Hare (ORD)2026-12-30Direct$27
Detroit (DTW)2026-11-12Direct$34
Detroit (DTW)2026-11-01Direct$34
(ORD)2026-10-29Direct$35
Atlanta (ATL)2026-10-15Direct$37

Popular departure airports

Flights from AtlantaFlights from Chicago O'HareFlights from DetroitFlights from MiamiFlights from Des MoinesFlights from TampaFlights from Las VegasFlights from OrlandoFlights from San FranciscoFlights from Houston HobbyFlights from Houston IntercontinentalFlights from Dallas-Fort WorthFlights from Washington DullesFlights from New OrleansFlights from St Petersburg ClearwaterFlights from MinneapolisFlights from IndianapolisFlights from ClevelandFlights from BaltimoreFlights from Austin

Compare every airport, not just this one

Pin one end of your trip and let a whole region compete for the other. The cheapest airport is often not the one you were going to use.

Find my cheapest airport

Common questions

Which airports have cheap flights to Philadelphia?
We are currently tracking 343 fares into Philadelphia from 47 departure airports, listed cheapest first above.
Is Philadelphia the cheapest airport for this trip?
Not always. Cached fare feeds cover big hubs densely and secondary airports sparsely, so a cheaper nearby airport is often simply missing from a normal search rather than more expensive. Our reverse search prices a whole region's airports against each other to surface it.