$188 Find Cheap Flights from Montana to O'ahu - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montana to O'ahu.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Montana to O'ahu is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Montana to O'ahu with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Montana to O'ahu up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

The cheapest month for flights from Montana to O'ahu is August, when tickets cost $126 (return) on average. On the other hand, the most expensive months are November and December, when the average cost of round-trip tickets is $347 and $338 respectively.

To get a below average price on the flight from Montana to O'ahu, you should book around 3 weeks before departure, which saves you about 28% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

An average nonstop flight from Montana to O'ahu takes 11h 38m, covering a distance of 3115 miles. The shortest route is Missoula (MSO) to Honolulu (HNL) with an average flight time of 8h 34m.

Based on KAYAK flight searches, the most popular destination is Honolulu (100% of total searches to O'ahu).