$98 Cheap United flights from Tulsa to Denver (TUL to DEN)

Be sure to go to our Covid-19 Travel Advisor to find out if there are any current travel advice reports and quarantine requirements in place in Denver Airport when flying from TUL.

At Tulsa Intl. Airport, United Airlines flights to DEN often head off from the main terminal. Unsure as to which terminal you’ll be exiting the plane at? It’s most likely to be the main terminal.

The answer is yes. Save time and energy and fly straight from TUL to Denver Intl. Airport (DEN) with United Airlines. Avoid complicated transfers, reduce the risk of losing your suitcase and arrive at your destination faster — direct flights are preferred by many wise wanderers.

Your United Airlines flight should get you from Tulsa Intl. Airport to DEN in approximately 3 hours and 10 minutes. If you’re not too fond of talking to fellow travelers mid-flight, don’t stress — you won’t have to ramble on for too long.

When you jet between TUL and DEN with United Airlines, you’ll usually be doing it aboard the Embraer 175. The airline also operates the Bombardier CRJ on this flight path.

You’ll have a lot of flexibility if you choose to fly with United Airlines from TUL to DEN. At the moment, it operates no fewer than 5 flights every day.

For more info about changing your flight to DIA airport, please visit our Customer Service Portal.

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.