The cheapest times to fly from ISN to GJT are
- January 1st to February 25th (except the week of February 12th)
- July 16th to October 28th (except the week of October 8th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ISN to GJT is mid to late August. Prices can be as high as $1060 for Wednesday flights during early to mid March, or as low as $308 for Saturday flights around mid to late August.
When to Fly to Grand Junction
Flying from Williston, ND (ISN) to Grand Junction, CO (GJT) will usually cost between $358 to $893 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $421. Due to high demand the most expensive time to fly is early to mid March, with an average price of $816. Planning your trip to low-cost times can easily save you $394 on economy flights and even more on first-class flights. Generally, any price below $547 can be considered a good price for a round-trip ISN to GJT flight.
See below for a graph of average weekly prices for the ISN to GJT route. All prices are for round-trip tickets in USD.
Compared to other flights, the ISN to GJT flight is cheaper than the average and costs much less than the average flight leaving from Williston. The average price per mile (for a direct flight) is $0.51, which is above average.
Flight Prices by Day of the Week
Saturday is usually the cheapest day to fly to GJT. Wednesdays are the most expensive days to fly to Grand Junction. Selecting flights on the least expensive days could save you up to $148 (20%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Saturday and returning a week later will cost an average of $439. Return trip prices are from the GJT to ISN flight, and often highlight the quality of our data in showing the same trend.