Cheap flights from Rapid City to Islip (RAP - ISP)

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How to find the cheapest flight from
Rapid City (RAP) to Islip (ISP)

All the information you need to plan the best RAP to ISP flight in 2022: compare Rapid City to Islip flight prices with the expected peak season, weather and rainfall in Islip.
How far in advance should I book a flight from Rapid City to Islip, New York?

To save up to 38% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Rapid City to Islip, New York from $450 1-2 weeks out and tickets from $557 for flights departing within the next 72 hours.

What is the cheapest month to fly from Rapid City to Islip, New York?

October can be a great time to fly to Islip, New York from Rapid City with a flight ticket averaging about $469. Cheapflights users have found deals in the month of October for as cheap as $328. The most expensive prices can be found in the month of March.

When is the cheapest time to fly from Rapid City to Islip, New York (RAP - ISP)?

When flying from Rapid City to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Rapid City</span> to <span class="emphasized">Islip</span> flights.

COVID Restrictions

View COVID Travel Restrictions for Islip, NY

Do I need a COVID test to fly to Islip from Rapid City?

Information is based on travel restrictions for travel to Islip Long Island within the United States

Most visitors from Rapid City need to provide a negative COVID-19 test result and/or quarantine to enter Islip Long Island.

COVID-19 testing requirements
Visitors from Rapid City are not required to present a negative COVID-19 PCR test or antigen result upon entering Islip Long Island.

Quarantine requirements
Visitors from Rapid City are not required to quarantine after entering Islip Long Island.

Do I need a test to fly back to Rapid City from Islip?

Returning to Rapid City from Islip Long Island

COVID-19 testing requirements
Visitors from Islip Long Island are not required to present a negative COVID-19 PCR test or antigen result upon entering Rapid City.

Quarantine requirements
Visitors from Islip Long Island are not required to quarantine after entering Rapid City.

Hide COVID Travel Restrictions for Islip, NY

Alternative routes for Rapid City to Islip

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Islip

Things to know before you go - useful duration and weather info for your trip from Rapid City to Islip.
Average temperature for June in Islip
80.6 °F
Avg rainfall for June in Islip
3.9 ″

Airports servicing Rapid City

Airports servicing Islip

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