Vuelos de Frontier Airlines de Miami (MIA) a Islip (ISP) desde $80

For information on any current MacArthur Airport travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Check before you arrange your flight, so you don’t get caught up en route.

Check your boarding pass to find out which Miami Intl. Airport (MIA) terminal you’ll be departing from on your way to MacArthur Airport (ISP) with Frontier Airlines. If you can’t find the details on there, contact your airline.

If you’re looking at flights with Frontier Airlines from Miami Airport to MacArthur Airport, you’ll need to make at least one stop. While you’re waiting for your connection, take the opportunity to grab a quick bite or go for a stroll.

Depending on no delays and good weather, your Frontier Airlines flight from Miami Airport to MacArthur Airport should take around 4 hours and 23 minutes. That means you’ve got ample time to enjoy a drink, have a snooze and revise your travel program before you land.

You can choose from about 104 Frontier Airlines flights from MIA to ISP every year.

For more info about changing your flight to ISP, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.