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.

Thu, Oct 16 - Mon, Oct 20
DEN
Denver Intl.
SJC
Norman Y. Mineta San Jose Intl.
$171 Roundtrip, found 2 days ago
$171
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 16 from Denver Intl. to Norman Y. Mineta San Jose Intl., returning Mon, Oct 20, priced at $171 found 2 days ago
Fri, Oct 31 - Sun, Nov 2
DEN
Denver Intl.
SJC
Norman Y. Mineta San Jose Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 31 from Denver Intl. to Norman Y. Mineta San Jose Intl., returning Sun, Nov 2, priced at $197 found 1 day ago

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.