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Southwest flights from Islip, New York to Milwaukee
Our best Southwest deals on Islip, New York to Milwaukee flight tickets
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How to get the cheapest flight ticket from Islip, New York to Milwaukee
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Milwaukee?
According to our data, Saturday is the cheapest day to fly to Milwaukee from Islip, New York. The lowest ticket price found for a Saturday departure recently was $350. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Islip, New York to Milwaukee on a Sunday will generally be more expensive and average around $424. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Milwaukee?
At noon is the cheapest time of day to fly from Islip, New York to Milwaukee when you can find flight prices for as low as $307. Flying to Milwaukee at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $400 per ticket.
What is the cheapest airline that flies from Islip Long Island to Milwaukee-Mitchell?
Southwest is the most popular carrier operating from Islip Long Island to Milwaukee-Mitchell
What airlines fly to Milwaukee?
United Airlines, American Airlines and Spirit Airlines are the top three most popular airlines that fly to Milwaukee from Islip, New York according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 7 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.
When to book flights from Islip, New York to Milwaukee
Cheap Islip, New York to Milwaukee (ISP to MKE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Milwaukee
How far is Islip Long Island to Milwaukee-Mitchell by plane?
There are 771.0 mi between Islip Long Island and Milwaukee-Mitchell. By plane, this route typically takes 5h 00m.
When did momondo last update prices for flights from Islip Long Island Airport to Milwaukee-Mitchell Airport?
Prices for flights from Islip Long Island Airport to Milwaukee-Mitchell Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Islip Long Island Airport to Milwaukee-Mitchell Airport?
As of July 2025, there is 1 operator available to choose from for flights from Islip Long Island Airport to Milwaukee-Mitchell Airport.
How old do you have to be to fly from Islip Long Island Airport to Milwaukee-Mitchell Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Milwaukee-Mitchell Airport.
What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?
The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Islip, New York to Milwaukee?
Based on momondo bookings for flights between Islip, New York and Milwaukee, the leading airline is Southwest, making up 100% of the total bookings.
Best airlines flying from Islip, New York to Milwaukee
Compare and see reviews for airlines that fly from Islip, New York to Milwaukee with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $318 | Free Cancellation | Rating 8.0 4,272 reviews |
Traveling to a place near Milwaukee?
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Why should I use momondo to find a flight deal from Islip to Milwaukee?
It is quick and easy to find Islip to Milwaukee flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Milwaukee that suits you.
Can I find flights from Islip to Milwaukee with flexible booking policies on momondo?
Yes. All flights to Milwaukee from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Islip to Milwaukee?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Islip to Milwaukee.
I’m not ready to book a flight from Islip to Milwaukee right now. Can momondo alert me if prices change?
Price alerts on flights to Milwaukee from Islip are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.