$144 Cheap flights from Denver Intl. to Logan Intl. (DEN to BIL)

If you’d rather avoid layovers, it’s a good idea to plan your flight from Denver Airport to Logan Intl. Airport (BIL) well ahead of time. United Airlines is the only carrier that offers direct flights between Denver and Billings.

If you were hoping to get some decent shut-eye during your Denver to Billings journey, you may have to make other plans. The usual flight time between Denver Intl. Airport (DEN) and Logan Intl. Airport (BIL) is a mere 1 hour and 36 minutes — just enough to relax and rest your eyes for a little while.

Don’t worry about settling in for a film. You’ll be lucky to even get in a couple of TV episodes on the brief flight between Denver Intl. Airport (DEN) and BIL. You’ll only be traveling 460 mi.

Many seasoned wanderers choose to travel with United Airlines (UA) from Denver Intl. Airport (DEN) to BIL. This respected air carrier not only offers as many as 169 flights every month, it also has nonstop services.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.