Cheap flights from Perth to Karratha from $431

The cheapest month to fly to Karratha from Perth is in May. Flight prices, which tend to average around $736, are often lower during this time because this is during the off-season. If you aren’t able to travel to Karratha during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $755.

On average, the least expensive day to fly to Karratha from Perth is on a Saturday. momondo users have found tickets for Saturday departures for as low as $747. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $918. These prices are subject to change though, so be sure to set up a Price Alert for flights to Karratha.

According to our data, the cheapest time of day to fly to Karratha is in the afternoon. momondo users have found flights departing from Perth to Karratha in the afternoon for as low as $745. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at midday because they tend to be around $842. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Perth to Karratha for the best Perth - Karratha flight prices

You are more likely to see cheaper flights to Karratha from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to Karratha for around $799 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Karratha from Perth for as low as $518 on momondo.

There are 2 cabin classes available to choose from on Perth to Karratha flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 10% of flights between Perth and Karratha have experienced a delay on any given week. The average delay length over the past 12 months has been 87 minutes.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Virgin Australia have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

As of March 2026, there are 15 flights per day flying from Perth to Karratha. The most common time of day flights depart is 10:00, with 57% of flights taking off at midday.

As of March 2026, 111 flights take off from Perth and land in Karratha each week. The most common flight departure day for this route is Fri, with 20% of weekly flights taking off on this day.