United Flight 1801 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 1801 Route Deals From $128

The cheapest prices found with in the last 7 days for return flights were $260 and $128 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 13 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$260 Roundtrip, found 3 hours ago
$260
Roundtrip
found 3 hours ago
Select United flight, departing Wed, May 13 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $260 found 3 hours ago
Wed, May 13 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$265 Roundtrip, found 3 hours ago
$265
Roundtrip
found 3 hours ago
Select United flight, departing Wed, May 13 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $265 found 3 hours ago
Tue, May 12 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$273 Roundtrip, found 2 hours ago
$273
Roundtrip
found 2 hours ago
Select United flight, departing Tue, May 12 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $273 found 2 hours ago
Wed, May 13 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$275 Roundtrip, found 3 hours ago
$275
Roundtrip
found 3 hours ago
Select United flight, departing Wed, May 13 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $275 found 3 hours ago
Tue, May 12 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$279 Roundtrip, found 2 hours ago
$279
Roundtrip
found 2 hours ago
Select United flight, departing Tue, May 12 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $279 found 2 hours ago
Tue, May 12 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$283 Roundtrip, found 2 hours ago
$283
Roundtrip
found 2 hours ago
Select United flight, departing Tue, May 12 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $283 found 2 hours ago
Tue, May 12 - Tue, May 19
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$286 Roundtrip, found 2 hours ago
$286
Roundtrip
found 2 hours ago
Select United flight, departing Tue, May 12 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, May 19, priced at $286 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.