Cheap flights from Denpasar to Surabaya from $41

In general, March is the cheapest month to fly from Denpasar to Surabaya. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $71. The month of October is another great option to travel to Surabaya, with average flight prices from Denpasar averaging around $77.

The cheapest day to depart from Denpasar to Surabaya is on a Friday when prices can be found for as low as $85. Flights from Denpasar to Surabaya on a Sunday will generally be more expensive and average around $94. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Surabaya is in the morning when flights can be purchased for as low as $87. In contrast, the most expensive time of day to depart to Surabaya is in the evening when prices are around $93.

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You are more likely to see cheaper flights to Surabaya from Denpasar when booking weeks ahead of your departure date. In general, you can expect to find flights to Surabaya for around $85 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Surabaya from Denpasar for as low as $74 on momondo.

Historically, on average around 30% of flights between Denpasar and Surabaya have experienced a delay on any given week. The average delay length over the past 12 months has been 100 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Garuda Indonesia have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

As of May 2026, there are 17 flights per day flying from Denpasar to Surabaya. The most common time of day flights depart is 4:00PM, with 58% of flights taking off in the afternoon.

The number of flights available between Denpasar and Surabaya is 119 per week as of May 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.