Buffalo to Islip flights in June 2027

Saved fares include round trips from $390 and one-way flights from $205 for one adult in economy. Fare observations: October 29, 2026.

Departure airports: Buffalo (BUF). Destination: Islip (ISP).

BUF → ISP · June 2027 · One adult in economy

Travel datesAirlineStopsTotal (USD)
Jun 1, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 1, 2027 – Jun 4, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 1, 2027 – Jun 8, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 2, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 2, 2027 – Jun 5, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 2, 2027 – Jun 9, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 3, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 3, 2027 – Jun 6, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 3, 2027 – Jun 10, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 4, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 4, 2027 – Jun 7, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 4, 2027 – Jun 11, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 5, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 5, 2027 – Jun 8, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 5, 2027 – Jun 12, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 6, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 6, 2027 – Jun 9, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 6, 2027 – Jun 13, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 7, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 7, 2027 – Jun 10, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 7, 2027 – Jun 14, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 8, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 8, 2027 – Jun 11, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 8, 2027 – Jun 15, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 9, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 9, 2027 – Jun 12, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 9, 2027 – Jun 16, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 10, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 10, 2027 – Jun 13, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 10, 2027 – Jun 17, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 11, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 11, 2027 – Jun 14, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 11, 2027 – Jun 18, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 12, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 12, 2027 – Jun 15, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 12, 2027 – Jun 19, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 13, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 13, 2027 – Jun 16, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 13, 2027 – Jun 20, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 14, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 14, 2027 – Jun 17, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 14, 2027 – Jun 21, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 15, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 15, 2027 – Jun 18, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 15, 2027 – Jun 22, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 16, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 16, 2027 – Jun 19, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 16, 2027 – Jun 23, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 17, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 17, 2027 – Jun 20, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 17, 2027 – Jun 24, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 18, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 18, 2027 – Jun 21, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 18, 2027 – Jun 25, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 19, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 19, 2027 – Jun 22, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 19, 2027 – Jun 26, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 20, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 20, 2027 – Jun 23, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 20, 2027 – Jun 27, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 21, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 21, 2027 – Jun 24, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 21, 2027 – Jun 28, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 22, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 22, 2027 – Jun 25, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 22, 2027 – Jun 29, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 23, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 23, 2027 – Jun 26, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 23, 2027 – Jun 30, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 24, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 24, 2027 – Jun 27, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 24, 2027 – Jul 1, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 25, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 25, 2027 – Jun 28, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 25, 2027 – Jul 2, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 26, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 26, 2027 – Jun 29, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 26, 2027 – Jul 3, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 27, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 27, 2027 – Jun 30, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 27, 2027 – Jul 4, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 28, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 28, 2027 – Jul 1, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 28, 2027 – Jul 5, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 29, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 29, 2027 – Jul 2, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 29, 2027 – Jul 6, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390
Jun 30, 2027 · One waySouthwest AirlinesUp to 1 stop each way$205
Jun 30, 2027 – Jul 3, 2027 · 3 nightsSouthwest AirlinesUp to 1 stop each way$419
Jun 30, 2027 – Jul 7, 2027 · 7 nightsSouthwest AirlinesUp to 1 stop each way$390

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Hotel details in New Haven, Connecticut: Courtyard by Marriott New Haven Orange-Milford · Motel 6 New Haven - Branford, CT · Rodeway Inn & Suites Branford - Guilford · All 28 hotels in New Haven, Connecticut

Near ISP: Residence Inn Long Island Islip/Courthouse Complex (Central Islip) · Jake's 58 Casino Hotel - Adult Only (Islandia)

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