Cheap flights Washington (DCA) to Philadelphia (PHL)
Washington to Philadelphia is a 146-mile trip with 6 airports worth comparing across both ends. The closest airport to Washington is rarely the cheapest one once you price the drive and parking — on this route the gap between nearest and cheapest runs around $69.
Try it now — prefilled search for DCA → PHL
Search DCA → PHLNearest vs. cheapest door-to-door
| Choice | Airports | Est. flight | Est. ground | Est. total |
|---|---|---|---|---|
| Nearest airports | DCA → TTN | $120 | $173 | $294 |
| Cheapest combo | IAD → PHL | $116 | $108 | $224 |
Estimated savings by not defaulting to the nearest airport: ~$69. These are modeled estimates, not live fares — always confirm on the search page.
Departure airports near Washington
| Airport | Drive | Parking/day | Est. flight to PHL | Est. total (4-night trip) |
|---|---|---|---|---|
| DCA — Washington | 4.7 mi / 7m | $90 | too close to fly | — |
| IAD — Washington | 27.1 mi / 33m | $82 | $116 | $198 |
| BWI — Baltimore | 32.2 mi / 38m | $67 | too close to fly | — |
Arrival airports near Philadelphia
| Airport | From downtown | Est. rideshare | Est. flight from DCA | Est. total (4-night trip) |
|---|---|---|---|---|
| PHL — Philadelphia | 8.2 mi / 12m | $27 | too close to fly | — |
| TTN — Trenton | 34.7 mi / 40m | $84 | $120 | $204 |
| ACY — Atlantic City | 54.4 mi / 54m | $126 | $121 | $247 |
The drive itself
Driving direct is about 146 miles, 2h 19m, and an estimated $26 in gas and wear, one-way. All fares and ground costs on this page are modeled estimates from route economics and drive-time math, not live quotes — run the search above for current pricing.
Nearby airport guides
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