United Flight 1503 Deals & Information (2026/2027)

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United Flight 1503 Route Deals From $132

The cheapest prices found with in the last 7 days for return flights were $263 and $132 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 22 - Tue, Sep 29
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$263 Roundtrip, just found
$263
Roundtrip
just found
Select United flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 29, priced at $263 just found
Tue, Sep 22 - Tue, Sep 29
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 29, priced at $269 just found
Tue, Sep 22 - Tue, Sep 29
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$278 Roundtrip, just found
$278
Roundtrip
just found
Select United flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 29, priced at $278 just found
Tue, Aug 25 - Tue, Sep 1
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$286 Roundtrip, found 6 hours ago
$286
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 1, priced at $286 found 6 hours ago
Tue, Aug 25 - Tue, Sep 1
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$291 Roundtrip, found 6 hours ago
$291
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 1, priced at $291 found 6 hours ago

Frequently asked questions

What route does flight number UA1503 take?
UA1503 takes 4 hours and 4 minutes to jet directly from SJU to EWR. Sure, there's magic in the destination, but half the fun is in the journey!
What terminal does UA1503 fly out of?
You'll likely be boarding the plane from Terminal B if you're booked on flight number UA1503 direct from San Juan Airport (SJU-Luis Munoz Marin Intl.) to Newark, NJ Airport (EWR-Liberty Intl.).
What kind of plane is on flight number UA1503?
You'll most likely find yourself on the Boeing 737-800 if you've reserved a seat on flight UA1503. Typically, this flight departs from San Juan Airport (SJU-Luis Munoz Marin Intl.) and lands at Newark, NJ Airport (EWR-Liberty 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 UA1503 flight with Travelocity, please visit our Customer Service Portal.