United Flight 1159 Deals & Information (2026/2027)

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United Flight 1159 Route Deals From $123

The cheapest prices found with in the last 7 days for return flights were $199 and $123 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Mar 4 - Tue, Mar 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$199 Roundtrip, found 22 hours ago
$199
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Mar 4 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Mar 17, priced at $199 found 22 hours ago
Wed, Feb 25 - Sun, Mar 1
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$207 Roundtrip, found 5 days ago
$207
Roundtrip
found 5 days ago
Select United flight, departing Wed, Feb 25 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Sun, Mar 1, priced at $207 found 5 days ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$217 Roundtrip, found 16 hours ago
$217
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $217 found 16 hours ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$222 Roundtrip, found 16 hours ago
$222
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $222 found 16 hours ago
Thu, Feb 26 - Mon, Mar 2
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$227 Roundtrip, found 21 hours ago
$227
Roundtrip
found 21 hours ago
Select United flight, departing Thu, Feb 26 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Mon, Mar 2, priced at $227 found 21 hours ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$229 Roundtrip, found 16 hours ago
$229
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $229 found 16 hours ago
Tue, Feb 17 - Thu, Feb 26
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select United flight, departing Tue, Feb 17 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Thu, Feb 26, priced at $230 found 1 day ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$232 Roundtrip, found 16 hours ago
$232
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $232 found 16 hours ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$237 Roundtrip, found 16 hours ago
$237
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $237 found 16 hours ago
Tue, Feb 17 - Thu, Feb 26
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select United flight, departing Tue, Feb 17 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Thu, Feb 26, priced at $240 found 1 day ago
Tue, Feb 10 - Tue, Feb 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$245 Roundtrip, found 16 hours ago
$245
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Feb 10 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Feb 17, priced at $245 found 16 hours ago

Frequently asked questions

What route does flight number UA1159 take?
You'll arrive into SFO from Cancun Intl. Airport (CUN) if you're traveling on flight number UA1159. You'll be in the sky for 5 hours and 41 minutes during this trip. What's more, the flight conveniently travels direct.
How often is UA1159 on time?
United Airlines flight number UA1159 from Cancun Airport to San Francisco, CA Airport (SFO-San Francisco Intl.) lands as scheduled 95% of the time — so you can relax with confidence knowing that you'll arrive at your destination ASAP. If this flight is late, you can expect to wait about 10 minutes. This route has a 4.55-star rating.
What terminal does UA1159 fly out of?
UA1159 runs between CUN and San Francisco Airport, and travelers taking this flight typically depart from Terminal 3.
What kind of plane is on flight number UA1159?
The Boeing 737-900 is the aircraft model usually used for flight UA1159. Typically, this flight heads off from Cancun Intl. Airport (CUN) and touches down at San Francisco, CA Airport (SFO-San Francisco 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 UA1159 flight with Travelocity, please visit our Customer Service Portal.