Find cheap flights from Denver to Portsmouth - Compare and Save

When flying out of Denver you’ll be using Denver Intl. Portsmouth does not have its own airport so you’ll be flying into nearby Boston Logan Intl airport, which is 50.3 mi away.

Direct flights cover the 1,748 miles separating Denver and Portsmouth in about 3h 40m.

21 direct flights run between Denver and Portsmouth on a daily basis. On average, there are about 151 departures each week.

Consider leaving on a Tuesday and avoid Saturdays if you are looking for the best rates. For your return to Denver, you’ll find the best rates on Tuesdays and the most expensive ones on Sundays.

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 Denver to Portsmouth.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portsmouth from Denver 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 to Portsmouth with an airline and back to Denver 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 to Portsmouth from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

In the last 5 days, the cheapest one-way ticket between Denver and Portsmouth found on KAYAK was with JetBlue for $100. Frontier offered a round-trip connection from $111 and Delta from $129.