United Flight DL503 Deals & Information (2025/2026)

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United Flight 503 Route Deals From $50

The cheapest prices found with in the last 7 days for return flights were $77 and $50 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 20 - Mon, Aug 25
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$77 Roundtrip, found 4 days ago
$77
Roundtrip
found 4 days ago
Select United flight, departing Wed, Aug 20 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Mon, Aug 25, priced at $77 found 4 days ago
Wed, Aug 20 - Mon, Aug 25
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$94 Roundtrip, found 4 days ago
$94
Roundtrip
found 4 days ago
Select United flight, departing Wed, Aug 20 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Mon, Aug 25, priced at $94 found 4 days ago
Thu, Sep 4 - Mon, Sep 8
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$107 Roundtrip, just found
$107
Roundtrip
just found
Select United flight, departing Thu, Sep 4 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $107 just found
Thu, Sep 11 - Sat, Sep 13
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$114 Roundtrip, found 5 days ago
$114
Roundtrip
found 5 days ago
Select United flight, departing Thu, Sep 11 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Sat, Sep 13, priced at $114 found 5 days ago
Thu, Sep 4 - Mon, Sep 8
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$118 Roundtrip, just found
$118
Roundtrip
just found
Select United flight, departing Thu, Sep 4 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $118 just found
Wed, Aug 20 - Thu, Sep 18
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$120 Roundtrip, found 10 hours ago
$120
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Aug 20 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Thu, Sep 18, priced at $120 found 10 hours ago
Thu, Sep 18 - Fri, Sep 19
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$124 Roundtrip, found 16 hours ago
$124
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Sep 18 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Fri, Sep 19, priced at $124 found 16 hours ago
Thu, Sep 18 - Fri, Sep 19
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$130 Roundtrip, found 16 hours ago
$130
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Sep 18 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Fri, Sep 19, priced at $130 found 16 hours ago
Wed, Aug 20 - Thu, Sep 18
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$132 Roundtrip, found 10 hours ago
$132
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Aug 20 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Thu, Sep 18, priced at $132 found 10 hours ago
Mon, Sep 8 - Wed, Sep 10
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$134 Roundtrip, found 1 hour ago
$134
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Sep 8 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Wed, Sep 10, priced at $134 found 1 hour ago

Frequently asked questions

What route does flight number UA503 take?
UA503 flies straight from IAH to Tampa Intl. Airport (TPA) in about 2 hours and 7 minutes. It can sometimes take other routes though, some of which could be multi-stop trips. Keep this in mind when locking in your seat to avoid any mix-ups.
What terminal does UA503 fly out of?
Terminal C is where you'll likely take off from if you're booked on a flight out of Houston Airport. George Bush Intercontinental Airport (IAH) to TPA is the most commonly traveled route for flight number UA503.
What kind of plane is on flight number UA503?
It's highly likely you'll be hopping on board an Airbus A319 if you're on flight UA503 from Houston, TX Airport (IAH-George Bush Intercontinental) to Tampa, FL Airport (TPA-Tampa Intl.). It's the most commonly used aircraft on this busy 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 UA503 flight with Travelocity, please visit our Customer Service Portal.