C$159 Cheap Flights from Kupang (KOE) to Surabaya (SUB)

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      Travellers and cabin class, 1 Adult, Economy
      LionAir Indonesia

      Compare Kupang to Surabaya flight deals

      Find the cheapest month or even day of the year to fly to Surabaya

      Book the best Surabaya fare with no extra fees

      Flight deals from Kupang to Surabaya

      Looking for a cheap last-minute deal or the best return flight from Kupang Airport to Surabaya Airport? If you want to travel next month, return fares start from C$339. Find the lowest prices on one-way and return tickets right here.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Kupang to Surabaya found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Kupang to Surabaya

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kupang to Surabaya flights are currently cheapest in January.

      Which airlines fly from Kupang to Surabaya?

      LionAir Indonesia

      Kupang to Surabaya: Alternative routes

      Compare routes from Kupang to Surabaya below. You may find an airport to fly into that's cheaper, faster, or easier than Surabaya.

      Kupang to Surabaya: Flight information

      The things to know before you go.
      Cheapest flight foundC$159
      Cheapest month to flyJanuary
      Average flight time2 hrs
      Most popular airlineLionAir Indonesia
      Average flights per week24

      Finding cheap flights from Kupang to Surabaya: Frequently asked questions

      The best price we found for a return flight from Kupang to Surabaya is C$318. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours is the average flight time from Kupang to Surabaya.
      LionAir Indonesia flies direct from Kupang to Surabaya.
      As of September 2026, there are 24 flights per week flying from Kupang to Surabaya.
      The cheapest month to fly from Kupang to Surabaya is usually January.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kupang Airport to Surabaya Airport on Wednesday, January 6, 2027.
      Yes – the average flight time is 2 hours.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Surabaya but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Surabaya is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, LionAir Indonesia offers the cheapest flight tickets to Surabaya.

      Traveling from El Tari Airport (KOE) to Juanda International Airport (SUB): what you need to know

      • A direct flight from El Tari Airport to Juanda International Airport takes on average 2 hours 5 minutes. The timezone in Surabaya is UTC+7, which makes it 1 hour behind Kupang.

      • Each week, there are 15 flights from El Tari Airport to Juanda International Airport. The earliest flight from KOE to SUB is at 05:50 and the latest is at 16:45.

      • You'll likely experience longer queues in popular months like July and other peak seasons. Arriving up to four hours in advance for international flights and two hours for domestic departures is a smart move.

      • If you'd like to break up your flight from El Tari Airport to Juanda International Airport, think about adding a stopover. Simply deselect 'Direct flights only' to find a destination that catches your eye. The most popular stopovers on the KOE - SUB route are:

        • Soekarno-Hatta International Airport

        • Sultan Hasanuddin International Airport

        • Ngurah Rai International Airport

      • When flying domestically within Indonesia, you don't need a visa or even a passport. However, you'll have to present some kind of identification, like an ID card or driver's license. Once you've found your cheap ticket from KOE to SUB, make sure your ID is up to date before you fly.

      How to find the cheapest flights from El Tari Airport (KOE) to Juanda International Airport (SUB)

      • The best price we've found for a one-way ticket from El Tari Airport to Juanda International Airport is C$159. The cheapest price for a return flight is C$318. Bear in mind that fares may change due to demand when booking.

      • To get your hands on cheap flight tickets from KOE to SUB, reserve your trip 9 months before the departure date.

      • May is the cheapest month for flight tickets from El Tari Airport to Juanda International Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares across every month.

      • Set up a Price Alert for cheap flight tickets from KOE to SUB. There's no need to search every day to see whether prices have fallen. We'll tell you as soon as there's a change in price.

      • Take advantage of filters to find the perfect trip for you. To see the 'Cheapest,' 'Fastest' or 'Best' flights from El Tari Airport to Juanda International Airport, use the 'Sort by' tool. You can also filter results by airline, departure and arrival times, and number of stops.

      Handy information about El Tari Airport (KOE)

      • El Tari Airport is around 11 kilometres from central Kupang. If you're ride-sharing, catching a cab or driving from the center, it'll take 21 minutes or so to arrive, depending on the traffic.

      • Need a convenient hotel near KOE? If you're catching an early flight from El Tari Airport to Juanda International Airport, these accommodation options will have you sleeping moments from check-in:

      Arriving at Juanda International Airport (SUB)

      Getting from Juanda International Airport (SUB) to central Surabaya

      • Juanda International Airport to central Surabaya is about 42 minutes by car. It's approximately 26 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing.

      When to fly to Juanda International Airport (SUB)

      • August is the most popular month for flights from El Tari Airport to Juanda International Airport. To steer clear of the crowds, go to Surabaya in February.

      • Lock in your flight from El Tari Airport to Juanda International Airport for October if you want to visit Surabaya during its warmest month. Expect temperatures of between 24ºC and 34ºC.

      • If you'd rather travel in cooler conditions, look for a cheap ticket from KOE to SUB in July. Temperatures average between 23ºC and 32ºC then.

      More about Surabaya

      • Start your Surabaya trip right by finding an amazing place to stay. After booking your flight from KOE to SUB, browse our accommodation options including:

      • Triyana Dharma Center and GKI Wiyung Royal Residence are just two of the major attractions to add to your Surabaya must-do list. Continue your sightseeing adventures at Creative Public Space Keputih Surabaya.

      Complete your Surabaya trip with hotels and a car rental

      • Once you've secured your cheap ticket to Juanda International Airport, check out our low prices and exclusive rates for hotels. You can also compare hundreds of car rental companies in one go to find the best car rental price for your Surabaya vacation.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.