United Flight 5559 Deals & Information (2026/2027)

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United Flight 5559 Route Deals From $237

The cheapest prices found with in the last 7 days for return flights were $239 and $237 for one-way flights to Grand Junction Regional for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 29 - Sun, Jan 3
DEN
Denver Intl.
GJT
Grand Junction Regional
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select United flight, departing Tue, Dec 29 from Denver Intl. to Grand Junction Regional, returning Sun, Jan 3, priced at $239 found 3 days ago
Thu, Jul 23 - Sat, Jul 25
DEN
Denver Intl.
GJT
Grand Junction Regional
$245 Roundtrip, found 9 hours ago
$245
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Jul 23 from Denver Intl. to Grand Junction Regional, returning Sat, Jul 25, priced at $245 found 9 hours ago
Tue, Dec 29 - Sun, Jan 3
DEN
Denver Intl.
GJT
Grand Junction Regional
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select United flight, departing Tue, Dec 29 from Denver Intl. to Grand Junction Regional, returning Sun, Jan 3, priced at $247 found 3 days ago
Tue, Dec 29 - Sun, Jan 3
DEN
Denver Intl.
GJT
Grand Junction Regional
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select United flight, departing Tue, Dec 29 from Denver Intl. to Grand Junction Regional, returning Sun, Jan 3, priced at $249 found 3 days ago
Thu, Jul 23 - Sat, Jul 25
DEN
Denver Intl.
GJT
Grand Junction Regional
$255 Roundtrip, found 9 hours ago
$255
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Jul 23 from Denver Intl. to Grand Junction Regional, returning Sat, Jul 25, priced at $255 found 9 hours ago
Wed, Jul 15 - Wed, Jul 22
DEN
Denver Intl.
GJT
Grand Junction Regional
$260 Roundtrip, found 15 hours ago
$260
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Jul 15 from Denver Intl. to Grand Junction Regional, returning Wed, Jul 22, priced at $260 found 15 hours ago
Thu, Jul 23 - Sat, Jul 25
DEN
Denver Intl.
GJT
Grand Junction Regional
$265 Roundtrip, found 9 hours ago
$265
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Jul 23 from Denver Intl. to Grand Junction Regional, returning Sat, Jul 25, priced at $265 found 9 hours ago
Sat, Jul 11 - Sat, Jul 18
DEN
Denver Intl.
GJT
Grand Junction Regional
$268 Roundtrip, found 4 days ago
$268
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 11 from Denver Intl. to Grand Junction Regional, returning Sat, Jul 18, priced at $268 found 4 days ago
Sat, Jul 11 - Sat, Jul 18
DEN
Denver Intl.
GJT
Grand Junction Regional
$270 Roundtrip, found 4 days ago
$270
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 11 from Denver Intl. to Grand Junction Regional, returning Sat, Jul 18, priced at $270 found 4 days ago
Fri, Sep 4 - Tue, Sep 8
DEN
Denver Intl.
GJT
Grand Junction Regional
$273 Roundtrip, found 2 days ago
$273
Roundtrip
found 2 days ago
Select United flight, departing Fri, Sep 4 from Denver Intl. to Grand Junction Regional, returning Tue, Sep 8, priced at $273 found 2 days ago

Frequently asked questions

What route does flight number UA5559 take?
UA5559 is used on multiple routes, but the most common is between Denver Intl. Airport (DEN) and Sun Valley, ID Airport (SUN-Friedman Memorial). If you're lucky enough to score a direct flight, you'll disembark the plane in approximately 1 hour and 55 minutes. Multi-stop flights can also travel under the same number, as can flights on other routes.
What kind of plane is on flight number UA5559?
It's more than likely you'll be climbing aboard an Embraer 175 if you've reserved a ticket on flight UA5559 from DIA airport to SUN. It's the most commonly used aircraft model on this route.
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 UA5559 flight with Travelocity, please visit our Customer Service Portal.