United Flight 5318 Deals & Information (2025/2026)

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United Flight 5318 Route Deals From $217

The cheapest prices found with in the last 7 days for return flights were $197 and $217 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $197 found 1 hour ago
Fri, Jul 18 - Sun, Jul 20
IDA
Idaho Falls Regional
DEN
Denver Intl.
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 18 from Idaho Falls Regional to Denver Intl., returning Sun, Jul 20, priced at $224 found 6 days ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$228 Roundtrip, found 1 hour ago
$228
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $228 found 1 hour ago
Fri, Oct 17 - Mon, Oct 20
IDA
Idaho Falls Regional
DEN
Denver Intl.
$249 Roundtrip, found 19 hours ago
$249
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Oct 17 from Idaho Falls Regional to Denver Intl., returning Mon, Oct 20, priced at $249 found 19 hours ago
Thu, Jul 17 - Sat, Jul 19
IDA
Idaho Falls Regional
DEN
Denver Intl.
$256 Roundtrip, found 6 days ago
$256
Roundtrip
found 6 days ago
Select United flight, departing Thu, Jul 17 from Idaho Falls Regional to Denver Intl., returning Sat, Jul 19, priced at $256 found 6 days ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$258 Roundtrip, found 1 hour ago
$258
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $258 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$264 Roundtrip, found 1 hour ago
$264
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $264 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$269 Roundtrip, found 1 hour ago
$269
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $269 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$272 Roundtrip, found 1 hour ago
$272
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $272 found 1 hour ago
Fri, Oct 17 - Mon, Oct 20
IDA
Idaho Falls Regional
DEN
Denver Intl.
$281 Roundtrip, found 19 hours ago
$281
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Oct 17 from Idaho Falls Regional to Denver Intl., returning Mon, Oct 20, priced at $281 found 19 hours ago
Fri, Jul 18 - Sun, Jul 20
IDA
Idaho Falls Regional
DEN
Denver Intl.
$284 Roundtrip, found 6 days ago
$284
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 18 from Idaho Falls Regional to Denver Intl., returning Sun, Jul 20, priced at $284 found 6 days ago
Wed, Jul 30 - Sat, Aug 2
IDA
Idaho Falls Regional
DEN
Denver Intl.
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sat, Aug 2, priced at $289 found 1 day ago
Fri, Oct 17 - Mon, Oct 20
IDA
Idaho Falls Regional
DEN
Denver Intl.
$289 Roundtrip, found 19 hours ago
$289
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Oct 17 from Idaho Falls Regional to Denver Intl., returning Mon, Oct 20, priced at $289 found 19 hours ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$294 Roundtrip, found 1 hour ago
$294
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $294 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$321 Roundtrip, found 1 hour ago
$321
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $321 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$325 Roundtrip, found 1 hour ago
$325
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $325 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$326 Roundtrip, found 1 hour ago
$326
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $326 found 1 hour ago
Wed, Jul 30 - Sun, Aug 3
IDA
Idaho Falls Regional
DEN
Denver Intl.
$330 Roundtrip, found 1 hour ago
$330
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 30 from Idaho Falls Regional to Denver Intl., returning Sun, Aug 3, priced at $330 found 1 hour ago

Frequently asked questions

What route does flight number UA5318 take?
UA5318 serves multiple routes, but the most common is between SLC and San Francisco Intl. Airport (SFO). If your flight is direct, you'll touch down in 2 hours and 12 minutes. Multi-stop flights can also use this number, as can services on other routes.
What kind of plane is on flight number UA5318?
UA5318 is a flight number that serves many different routes. If you're heading off on the most popular route, SLC to San Francisco, CA Airport (SFO-San Francisco Intl.), there's a good chance you'll be climbing aboard the 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 UA5318 flight with Travelocity, please visit our Customer Service Portal.