United Flight 5742 Deals & Information (2025/2026)

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United Flight 5742 Route Deals From $214

The cheapest prices found with in the last 7 days for return flights were $189 and $214 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 9 - Sun, Oct 12
RAP
Rapid City Regional
DEN
Denver Intl.
$189 Roundtrip, found 1 hour ago
$189
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Oct 9 from Rapid City Regional to Denver Intl., returning Sun, Oct 12, priced at $189 found 1 hour ago
Thu, Oct 9 - Sun, Oct 12
RAP
Rapid City Regional
DEN
Denver Intl.
$194 Roundtrip, found 1 hour ago
$194
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Oct 9 from Rapid City Regional to Denver Intl., returning Sun, Oct 12, priced at $194 found 1 hour ago
Sun, Aug 3 - Sun, Aug 10
RAP
Rapid City Regional
DEN
Denver Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select United flight, departing Sun, Aug 3 from Rapid City Regional to Denver Intl., returning Sun, Aug 10, priced at $197 found 1 day ago
Tue, Oct 21 - Sun, Oct 26
RAP
Rapid City Regional
DEN
Denver Intl.
$199 Roundtrip, found 8 hours ago
$199
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Oct 21 from Rapid City Regional to Denver Intl., returning Sun, Oct 26, priced at $199 found 8 hours ago
Fri, Aug 1 - Mon, Aug 4
RAP
Rapid City Regional
DEN
Denver Intl.
$201 Roundtrip, found 5 days ago
$201
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 1 from Rapid City Regional to Denver Intl., returning Mon, Aug 4, priced at $201 found 5 days ago
Thu, Oct 9 - Sun, Oct 12
RAP
Rapid City Regional
DEN
Denver Intl.
$219 Roundtrip, found 1 hour ago
$219
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Oct 9 from Rapid City Regional to Denver Intl., returning Sun, Oct 12, priced at $219 found 1 hour ago
Sun, Aug 3 - Sun, Aug 10
RAP
Rapid City Regional
DEN
Denver Intl.
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select United flight, departing Sun, Aug 3 from Rapid City Regional to Denver Intl., returning Sun, Aug 10, priced at $222 found 1 day ago
Tue, Oct 21 - Sun, Oct 26
RAP
Rapid City Regional
DEN
Denver Intl.
$224 Roundtrip, found 8 hours ago
$224
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Oct 21 from Rapid City Regional to Denver Intl., returning Sun, Oct 26, priced at $224 found 8 hours ago
Fri, Aug 1 - Mon, Aug 4
RAP
Rapid City Regional
DEN
Denver Intl.
$226 Roundtrip, found 5 days ago
$226
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 1 from Rapid City Regional to Denver Intl., returning Mon, Aug 4, priced at $226 found 5 days ago
Thu, Oct 9 - Sun, Oct 12
RAP
Rapid City Regional
DEN
Denver Intl.
$249 Roundtrip, found 1 hour ago
$249
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Oct 9 from Rapid City Regional to Denver Intl., returning Sun, Oct 12, priced at $249 found 1 hour ago
Fri, Aug 1 - Mon, Aug 4
RAP
Rapid City Regional
DEN
Denver Intl.
$251 Roundtrip, found 5 days ago
$251
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 1 from Rapid City Regional to Denver Intl., returning Mon, Aug 4, priced at $251 found 5 days ago
Sun, Aug 3 - Sun, Aug 10
RAP
Rapid City Regional
DEN
Denver Intl.
$252 Roundtrip, found 1 day ago
$252
Roundtrip
found 1 day ago
Select United flight, departing Sun, Aug 3 from Rapid City Regional to Denver Intl., returning Sun, Aug 10, priced at $252 found 1 day ago
Tue, Oct 21 - Sun, Oct 26
RAP
Rapid City Regional
DEN
Denver Intl.
$254 Roundtrip, found 8 hours ago
$254
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Oct 21 from Rapid City Regional to Denver Intl., returning Sun, Oct 26, priced at $254 found 8 hours ago

Frequently asked questions

What route does flight number UA5742 take?
UA5742 flies direct between Missoula, MT Airport (MSO-Missoula Intl.) and Denver Intl. Airport (DEN) in around 2 hours and 9 minutes. It can sometimes take other routes though, some of which may be multi-stop trips. Keep an eye out for this when locking in your airfare to avoid any mix-ups.
What kind of plane is on flight number UA5742?
If you've booked a seat on flight UA5742 from Missoula, MT Airport (MSO-Missoula Intl.) to Denver Intl. Airport (DEN), there's a good chance you'll be traveling on the Bombardier CRJ. This flight number serves several routes, but this is the most popular 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 UA5742 flight with Travelocity, please visit our Customer Service Portal.