United Flight WN397 Deals & Information (2025/2026)

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United Flight 397 Route Deals From $99

The cheapest prices found with in the last 7 days for return flights were $171 and $99 for one-way flights to Norman Y. Mineta San Jose Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number UA397 take?
UA397 flies straight from Denver, CO Airport (DEN-Denver Intl.) to CLE. During this trip, you'll be in the air for around 2 hours and 51 minutes. It's wise to book ahead to get your preferred seat.
How often is UA397 on time?
United Airlines flight number UA397 from Denver, CO Airport (DEN-Denver Intl.) to Cleveland Hopkins Intl. Airport operates as scheduled 88% of the time — so you can relax with confidence knowing that you'll reach your destination ASAP. If this flight happens to be delayed, you're likely to wait approximately 12 minutes. This route has a star rating of 4.35.
What kind of plane is on flight number UA397?
Get set to jump on board a Boeing 737-800 if you're traveling on flight UA397. Most services from DEN to Hopkins Intl. Airport (CLE) use this model of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA397 flight with Travelocity, please visit our Customer Service Portal.