United Flight 5312 Deals & Information (2025/2026)

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United Flight 5312 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $140 and $69 for one-way flights to Boise for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 11 - Wed, Oct 15
SFO
San Francisco Intl.
BOI
Boise
$140 Roundtrip, found 2 hours ago
$140
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Boise, returning Wed, Oct 15, priced at $140 found 2 hours ago
Sat, Oct 11 - Wed, Oct 15
SFO
San Francisco Intl.
BOI
Boise
$159 Roundtrip, found 2 hours ago
$159
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Boise, returning Wed, Oct 15, priced at $159 found 2 hours ago
Sat, Oct 11 - Wed, Oct 15
SFO
San Francisco Intl.
BOI
Boise
$159 Roundtrip, found 2 hours ago
$159
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Boise, returning Wed, Oct 15, priced at $159 found 2 hours ago
Tue, Oct 7 - Sun, Oct 12
SFO
San Francisco Intl.
BOI
Boise
$160 Roundtrip, found 4 days ago
$160
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 7 from San Francisco Intl. to Boise, returning Sun, Oct 12, priced at $160 found 4 days ago
Wed, Sep 17 - Mon, Sep 22
SFO
San Francisco Intl.
BOI
Boise
$169 Roundtrip, found 5 days ago
$169
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 17 from San Francisco Intl. to Boise, returning Mon, Sep 22, priced at $169 found 5 days ago
Wed, Sep 17 - Mon, Sep 22
SFO
San Francisco Intl.
BOI
Boise
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 17 from San Francisco Intl. to Boise, returning Mon, Sep 22, priced at $179 found 5 days ago
Tue, Oct 7 - Sun, Oct 12
SFO
San Francisco Intl.
BOI
Boise
$188 Roundtrip, found 4 days ago
$188
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 7 from San Francisco Intl. to Boise, returning Sun, Oct 12, priced at $188 found 4 days ago
Sat, Oct 11 - Thu, Oct 16
SFO
San Francisco Intl.
BOI
Boise
$188 Roundtrip, found 5 days ago
$188
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Boise, returning Thu, Oct 16, priced at $188 found 5 days ago
Sat, Oct 11 - Wed, Oct 15
SFO
San Francisco Intl.
BOI
Boise
$194 Roundtrip, found 2 hours ago
$194
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Boise, returning Wed, Oct 15, priced at $194 found 2 hours ago

Frequently asked questions

What route does flight number UA5312 take?
UA5312 takes multiple routes. The most popular is between FSD and DEN, which flies direct. This flight takes around 1 hour and 46 minutes. That said, there are likely to be other flights with the same number that are multi-stop.
What kind of plane is on flight number UA5312?
If you're on flight UA5312 from Joe Foss Field to Denver Intl. Airport (DEN), you'll most likely be jetting off on an Embraer 175. This flight number serves several routes, but this is the most common one.
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 UA5312 flight with Travelocity, please visit our Customer Service Portal.