United Flight 5281 Deals & Information (2026/2027)

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United Flight 5281 Route Deals From $78

The cheapest prices found with in the last 7 days for return flights were $162 and $78 for one-way flights to Boise for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 1 - Tue, Jun 2
SFO
San Francisco Intl.
BOI
Boise
$162 Roundtrip, found 3 days ago
$162
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jun 1 from San Francisco Intl. to Boise, returning Tue, Jun 2, priced at $162 found 3 days ago
Wed, Jun 3 - Thu, Jun 4
SFO
San Francisco Intl.
BOI
Boise
$165 Roundtrip, found 3 days ago
$165
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 3 from San Francisco Intl. to Boise, returning Thu, Jun 4, priced at $165 found 3 days ago
Wed, Jun 3 - Thu, Jun 4
SFO
San Francisco Intl.
BOI
Boise
$183 Roundtrip, found 3 days ago
$183
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 3 from San Francisco Intl. to Boise, returning Thu, Jun 4, priced at $183 found 3 days ago
Wed, Jun 3 - Thu, Jun 4
SFO
San Francisco Intl.
BOI
Boise
$206 Roundtrip, found 3 days ago
$206
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 3 from San Francisco Intl. to Boise, returning Thu, Jun 4, priced at $206 found 3 days ago
Wed, Jun 3 - Thu, Jun 4
SFO
San Francisco Intl.
BOI
Boise
$207 Roundtrip, found 3 days ago
$207
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 3 from San Francisco Intl. to Boise, returning Thu, Jun 4, priced at $207 found 3 days ago
Mon, Jun 1 - Tue, Jun 2
SFO
San Francisco Intl.
BOI
Boise
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jun 1 from San Francisco Intl. to Boise, returning Tue, Jun 2, priced at $212 found 3 days ago

Frequently asked questions

What route does flight number UA5281 take?
UA5281 flies directly from El Paso Intl. Airport (ELP) to Denver Intl. Airport (DEN) in around 1 hour and 59 minutes. It can take other routes though, some of which could be multi-stop journeys. Keep this in mind when booking your airfare to avoid any mix-ups.
What kind of plane is on flight number UA5281?
UA5281 is a flight number that's used on a number of routes. If you've booked a seat on the most popular route, El Paso Intl. Airport (ELP) to DEN, there's a strong chance you'll be hopping on board a Bombardier CRJ.
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 UA5281 flight with Travelocity, please visit our Customer Service Portal.