Popular airlines from Portsmouth, NH (PSM-Portsmouth Intl.) to Grand Junction Regional Airport (GJT)

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Frequently asked questions

How much does a flight from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT) cost?
Get a cheap one-way flight or cheap return flight from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT)?
is the most affordable month to fly from PSM to GJT. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from PSM to GJT. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT)?
Direct flights from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PSM to GJT?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT)?
Select a flight from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT) last-minute?
Waiting until just before your trip to book a flight from PSM to GJT often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a PSM to GJT flight and hotel package?
You'll generally save money by booking a PSM to GJT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your ideal accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Portsmouth Intl. Airport (PSM) to Grand Junction Regional Airport (GJT)?
You can usually cancel or reschedule your PSM to GJT flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Portsmouth Intl.
Destination airport
Grand Junction Regional
Distance
1965 mi

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Portsmouth to Grand Junction Flights

The cheapest times to fly from Portsmouth to Grand Junction

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portsmouth to Grand Junction are during the month of . You can find some of the cheapest flights from Portsmouth to Grand Junction with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portsmouth to Grand Junction

Sunday is one of the best days to book for cheap flights from Portsmouth to Grand Junction: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portsmouth to Grand Junction

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portsmouth to Grand Junction in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portsmouth to Grand Junction flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portsmouth to Grand Junction airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portsmouth to Grand Junction Flights

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*Available to One Key members.