- Charleston (CHS)Islip - Long Island (ISP)- non-stop flights:
- 3 per week
- flight duration:
- at least
 - Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
 from $293- number of non-stop flights per airline and day of the week - Sun - Mon - Tue - Wed - Thu - Fri - Sat  - 1 - 0 - 1 - 0 - 1 - 0 - 0 
- Washington DC (IAD)Islip - Long Island (ISP)- non-stop flights:
- only flights with stopover
- flight duration:
- at least
 - Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
 from $232
- Washington DC (DCA)Islip - Long Island (ISP)- non-stop flights:
- only flights with stopover
- flight duration:
- at least
 - Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
 from $530



