United Flight 1801 Deals & Information (2026/2027)

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United Flight 1801 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 Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 18 - Tue, Aug 25
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$263 Roundtrip, just found
$263
Roundtrip
just found
Select United flight, departing Tue, Aug 18 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Aug 25, priced at $263 just found
Sat, Oct 31 - Tue, Nov 3
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Oct 31 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Nov 3, priced at $278 found 3 hours ago
Mon, Aug 24 - Fri, Aug 28
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$289 Roundtrip, found 1 hour ago
$289
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 24 from O'Hare Intl. to Seattle - Tacoma Intl., returning Fri, Aug 28, priced at $289 found 1 hour ago
Fri, Oct 30 - Mon, Nov 2
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$291 Roundtrip, found 3 hours ago
$291
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 30 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Nov 2, priced at $291 found 3 hours ago
Wed, Sep 9 - Thu, Sep 10
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$293 Roundtrip, just found
$293
Roundtrip
just found
Select United flight, departing Wed, Sep 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Sep 10, priced at $293 just found

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.