
Currently, April is the cheapest month in which you can book a flight from North Dakota to Philadelphia (average of $166). Flying from North Dakota to Philadelphia in January is currently the most expensive (average of $268). 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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$150 | Average$302 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$249 | Average$478 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$531 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$433 | FlexibilityNo cancel fee | On-time69% |