OAK - ISP

$289 Find Cheap Flights from Oakland to Islip - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$424
Typical prices: $577-$717
Southwest
Sun 11/18Fri 11/23
OAK - ISP • 2 stops
Cheapest one-way
$289
Typical prices: $591-$591
Southwest
Sat 10/13
OAK - ISP • 2 stops
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Flight Deals

Cheap Flights from Oakland to Islip (OAK-ISP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Oakland to Islip

Wed, Nov 18 - Mon, Nov 23
Southwest Logo
7:55 am - 9:45 pmOAK  Oakland-ISP Islip Long Island
10h 50m2 stops Denver Intl Baltimore/Washington
Southwest Logo
6:00 am - 9:15 pmISP  Islip Long Island-OAK Oakland
18h 15m2 stops Orlando Los Angeles Los Angeles
$424Southwest
Wed, Oct 21 - Mon, Oct 26
Southwest Logo
8:50 am - 10:40 pmOAK  Oakland-ISP Islip Long Island
10h 50m2 stops Austin Bergstrom Baltimore/Washington
Southwest Logo
3:10 pm - 10:35 pmISP  Islip Long Island-OAK Oakland
10h 25m2 stops Baltimore/Washington Denver Intl
$633Southwest
Booking Insights

Price, demand and travel trends for Oakland to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Oakland to Islip with more confidence.

How much is a round-trip flight from Oakland to Islip?

Round-trip flights from Oakland to Islip start at $424. Prices are below average for this route right now, with typical round-trip fares ranging from $577 to $717. The lowest price found in the past 5 days was $424 on Southwest.

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Key details for Oakland to Islip flights

Cheapest flight

$289
Flight from Oakland to Islip

When to book flights from Oakland to Islip

Are your dates flexible? Find out the best times to travel from Oakland to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Oakland to Islip flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Oakland to Islip?

    Flights from Oakland to Islip usually depart from Oakland (OAK) and arrive at Islip Long Island (ISP).

  • Can I save money by using flexible dates for flights from Oakland to Islip?

    Yes. Being flexible with your travel dates can save you up to 20% on the Oakland to Islip route. Monday is the cheapest departure day at $577 round-trip on average, while Friday is the most expensive at $717, a difference of $140. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Oakland to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Oakland to Islip changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $424 to $633. That means the highest observed fare was about 49% higher than the lowest one.

  • How are flight prices from Oakland to Islip looking right now?

    One-way fares from Oakland to Islip are currently lower than usual. Average one-way flight prices are about $346, which is 42% below the typical average for this route.

  • What is the time difference between Oakland and Islip?

    Islip is 3 hours ahead of Oakland (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National
    • Empire Rent A Car

Your guide to booking Oakland to Islip flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Friday. On this route, Monday flights average $577 - about $140 less than Friday (20% savings) based on the last 12 months.

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