United Flight 5455 Deals & Information (2026/2027)

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United Flight 5455 Route Deals From $254

The cheapest prices found with in the last 7 days for return flights were $286 and $254 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 3 - Sun, Jun 7
PIA
Greater Peoria Regional
DEN
Denver Intl.
$286 Roundtrip, found 4 days ago
$286
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 3 from Greater Peoria Regional to Denver Intl., returning Sun, Jun 7, priced at $286 found 4 days ago
Wed, Jun 3 - Sun, Jun 7
PIA
Greater Peoria Regional
DEN
Denver Intl.
$288 Roundtrip, found 4 days ago
$288
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 3 from Greater Peoria Regional to Denver Intl., returning Sun, Jun 7, priced at $288 found 4 days ago
Wed, Jun 10 - Wed, Jun 17
PIA
Greater Peoria Regional
DEN
Denver Intl.
$296 Roundtrip, found 3 days ago
$296
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 10 from Greater Peoria Regional to Denver Intl., returning Wed, Jun 17, priced at $296 found 3 days ago
Wed, Jun 3 - Sun, Jun 7
PIA
Greater Peoria Regional
DEN
Denver Intl.
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 3 from Greater Peoria Regional to Denver Intl., returning Sun, Jun 7, priced at $298 found 4 days ago
Thu, Jul 2 - Wed, Jul 8
PIA
Greater Peoria Regional
DEN
Denver Intl.
$299 Roundtrip, found 4 days ago
$299
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jul 2 from Greater Peoria Regional to Denver Intl., returning Wed, Jul 8, priced at $299 found 4 days ago
Wed, Jun 3 - Sun, Jun 7
PIA
Greater Peoria Regional
DEN
Denver Intl.
$301 Roundtrip, found 4 days ago
$301
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 3 from Greater Peoria Regional to Denver Intl., returning Sun, Jun 7, priced at $301 found 4 days ago
Thu, Jul 2 - Wed, Jul 8
PIA
Greater Peoria Regional
DEN
Denver Intl.
$309 Roundtrip, found 4 days ago
$309
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jul 2 from Greater Peoria Regional to Denver Intl., returning Wed, Jul 8, priced at $309 found 4 days ago
Wed, Jun 3 - Sun, Jun 7
PIA
Greater Peoria Regional
DEN
Denver Intl.
$311 Roundtrip, found 4 days ago
$311
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 3 from Greater Peoria Regional to Denver Intl., returning Sun, Jun 7, priced at $311 found 4 days ago
Fri, Jul 24 - Wed, Jul 29
PIA
Greater Peoria Regional
DEN
Denver Intl.
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 24 from Greater Peoria Regional to Denver Intl., returning Wed, Jul 29, priced at $334 found 5 days ago
Wed, Jun 17 - Wed, Jun 24
PIA
Greater Peoria Regional
DEN
Denver Intl.
$340 Roundtrip, found 20 hours ago
$340
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Jun 17 from Greater Peoria Regional to Denver Intl., returning Wed, Jun 24, priced at $340 found 20 hours ago

Frequently asked questions

What route does flight number UA5455 take?
UA5455 flies directly between O'Hare Airport and Boise, ID Airport (BOI) in approximately 3 hours and 56 minutes. It can take other routes though, some of which may be multi-stop flights. Keep this in mind when booking your airfare to avoid any mix-ups.
What terminal does UA5455 fly out of?
UA5455 flights from O'Hare Airport normally head off from Terminal 2. This flight number runs on several routes, but the most popular one is O'Hare Airport to Boise Airport (BOI).
What kind of plane is on flight number UA5455?
You're likely to be climbing aboard an Embraer 175 if you've reserved a seat on flight UA5455 from O'Hare Intl. Airport (ORD) to Boise Airport (BOI). This is the most commonly used type of plane on this popular 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 UA5455 flight with Travelocity, please visit our Customer Service Portal.