United Flight 1801 Deals & Information (2026/2027)

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United Flight 1801 Route Deals From $145

The cheapest prices found with in the last 7 days for return flights were $277 and $145 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 30 - Wed, Oct 14
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$277 Roundtrip, found 7 hours ago
$277
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Sep 30 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Oct 14, priced at $277 found 7 hours ago
Wed, Sep 30 - Wed, Oct 14
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$287 Roundtrip, found 7 hours ago
$287
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Sep 30 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Oct 14, priced at $287 found 7 hours ago
Wed, Sep 9 - Tue, Sep 15
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$291 Roundtrip, found 2 hours ago
$291
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Sep 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Sep 15, priced at $291 found 2 hours ago
Wed, Sep 9 - Tue, Sep 15
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$301 Roundtrip, found 2 hours ago
$301
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Sep 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Sep 15, priced at $301 found 2 hours ago

Frequently asked questions

What route does flight number UA1801 take?
You'll be arriving into HNL from DIA airport if you've booked a ticket on flight number UA1801. You'll be airborne for 7 hours and 19 minutes during this trip. It's also worthwhile noting that the flight conveniently travels non-stop.
What kind of plane is on flight number UA1801?
Get ready to cruise aboard a Boeing 767-300 if you're traveling on flight UA1801. Most services from Denver Intl. Airport (DEN) to Honolulu, HI Airport (HNL-Daniel K. Inouye Intl.) are operated using this kind of plane.
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 UA1801 flight with Travelocity, please visit our Customer Service Portal.