United Flight UA651 Deals & Information (2025/2026)

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United Flight 651 Route Deals From $218

The cheapest prices found with in the last 7 days for return flights were $251 and $218 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$251 Roundtrip, found 5 days ago
$251
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $251 found 5 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$276 Roundtrip, found 5 days ago
$276
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $276 found 5 days ago
Fri, Aug 1 - Mon, Aug 4
JAC
Jackson Hole
DEN
Denver Intl.
$283 Roundtrip, found 4 days ago
$283
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 1 from Jackson Hole to Denver Intl., returning Mon, Aug 4, priced at $283 found 4 days ago
Fri, Sep 5 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$312 Roundtrip, found 5 days ago
$312
Roundtrip
found 5 days ago
Select United flight, departing Fri, Sep 5 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $312 found 5 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$317 Roundtrip, found 5 days ago
$317
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $317 found 5 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$337 Roundtrip, found 5 days ago
$337
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $337 found 5 days ago
Fri, Aug 1 - Mon, Aug 4
JAC
Jackson Hole
DEN
Denver Intl.
$343 Roundtrip, found 4 days ago
$343
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 1 from Jackson Hole to Denver Intl., returning Mon, Aug 4, priced at $343 found 4 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$346 Roundtrip, found 5 days ago
$346
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $346 found 5 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$362 Roundtrip, found 5 days ago
$362
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $362 found 5 days ago
Fri, Jul 25 - Mon, Jul 28
JAC
Jackson Hole
DEN
Denver Intl.
$386 Roundtrip, found 2 days ago
$386
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 25 from Jackson Hole to Denver Intl., returning Mon, Jul 28, priced at $386 found 2 days ago
Wed, Sep 3 - Sat, Sep 6
JAC
Jackson Hole
DEN
Denver Intl.
$387 Roundtrip, found 5 days ago
$387
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Jackson Hole to Denver Intl., returning Sat, Sep 6, priced at $387 found 5 days ago
Tue, Sep 2 - Wed, Sep 3
JAC
Jackson Hole
DEN
Denver Intl.
$399 Roundtrip, found 7 hours ago
$399
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Sep 2 from Jackson Hole to Denver Intl., returning Wed, Sep 3, priced at $399 found 7 hours ago

Frequently asked questions

What route does flight number UA651 take?
UA651 is used on a range of routes. Most commonly, UA651 flies straight from San Diego Intl. Airport (SAN) to San Francisco, CA Airport (SFO-San Francisco Intl.). If that's your chosen flight path, you'll be airborne for 1 hour and 31 minutes.
What terminal does UA651 fly out of?
If you're jetting off from San Diego, CA Airport (SAN-San Diego Intl.), you'll probably board the plane from Terminal 2. The most popular route for flight number UA651 is San Diego Intl. Airport (SAN) to San Francisco Airport, which is a direct flight.
What kind of plane is on flight number UA651?
UA651 is a flight number that serves several routes. If you have a ticket on the busiest route, San Diego Intl. Airport (SAN) to San Francisco Airport, there's every chance you'll be on the Airbus A319.
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 UA651 flight with Travelocity, please visit our Customer Service Portal.