United Flight 5420 Deals & Information (2025/2026)

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United Flight 5420 Route Deals From $126

The cheapest prices found with in the last 7 days for return flights were $179 and $126 for one-way flights to Quad City Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Nov 14 - Mon, Nov 17
ORD
O'Hare Intl.
MLI
Quad City Intl.
$179 Roundtrip, found 6 hours ago
$179
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Nov 14 from O'Hare Intl. to Quad City Intl., returning Mon, Nov 17, priced at $179 found 6 hours ago
Fri, Sep 26 - Sat, Sep 27
ORD
O'Hare Intl.
MLI
Quad City Intl.
$183 Roundtrip, found 3 days ago
$183
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 26 from O'Hare Intl. to Quad City Intl., returning Sat, Sep 27, priced at $183 found 3 days ago
Tue, Dec 16 - Mon, Dec 29
ORD
O'Hare Intl.
MLI
Quad City Intl.
$187 Roundtrip, found 6 days ago
$187
Roundtrip
found 6 days ago
Select United flight, departing Tue, Dec 16 from O'Hare Intl. to Quad City Intl., returning Mon, Dec 29, priced at $187 found 6 days ago
Thu, Oct 2 - Wed, Oct 8
ORD
O'Hare Intl.
MLI
Quad City Intl.
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 2 from O'Hare Intl. to Quad City Intl., returning Wed, Oct 8, priced at $190 found 5 days ago
Fri, Nov 14 - Mon, Nov 17
ORD
O'Hare Intl.
MLI
Quad City Intl.
$191 Roundtrip, found 6 hours ago
$191
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Nov 14 from O'Hare Intl. to Quad City Intl., returning Mon, Nov 17, priced at $191 found 6 hours ago
Fri, Nov 14 - Mon, Nov 17
ORD
O'Hare Intl.
MLI
Quad City Intl.
$213 Roundtrip, found 6 hours ago
$213
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Nov 14 from O'Hare Intl. to Quad City Intl., returning Mon, Nov 17, priced at $213 found 6 hours ago
Thu, Oct 2 - Wed, Oct 8
ORD
O'Hare Intl.
MLI
Quad City Intl.
$217 Roundtrip, found 5 days ago
$217
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 2 from O'Hare Intl. to Quad City Intl., returning Wed, Oct 8, priced at $217 found 5 days ago
Thu, Oct 2 - Wed, Oct 8
ORD
O'Hare Intl.
MLI
Quad City Intl.
$221 Roundtrip, found 5 days ago
$221
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 2 from O'Hare Intl. to Quad City Intl., returning Wed, Oct 8, priced at $221 found 5 days ago
Fri, Nov 14 - Mon, Nov 17
ORD
O'Hare Intl.
MLI
Quad City Intl.
$225 Roundtrip, found 6 hours ago
$225
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Nov 14 from O'Hare Intl. to Quad City Intl., returning Mon, Nov 17, priced at $225 found 6 hours ago
Thu, Oct 2 - Wed, Oct 8
ORD
O'Hare Intl.
MLI
Quad City Intl.
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 2 from O'Hare Intl. to Quad City Intl., returning Wed, Oct 8, priced at $228 found 5 days ago

Frequently asked questions

What route does flight number UA5420 take?
Flight number UA5420 operates non-stop from DIA airport to Tucson Intl. Airport (TUS). During this trip, you can expect to be in the air for around 2 hours and 3 minutes. Book ahead to secure your favorite seat.
How often is UA5420 on time?
About 73% of flight number UA5420 services touch down on time — so consider leaving a bit of wiggle room in your travel plans. If there's a delay, the regular wait time is approximately 19 minutes. Take this into account if you need to make a connecting flight or someone is picking you up from the airport. This service has a 1.9-star rating.
What kind of plane is on flight number UA5420?
The Bombardier CRJ is the aircraft type most frequently used for flight number UA5420. Usually, this flight takes off from Denver Intl. Airport (DEN) and lands at Tucson, AZ Airport (TUS-Tucson Intl.).
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 UA5420 flight with Travelocity, please visit our Customer Service Portal.