United Flight UA1434 Deals & Information (2025/2026)

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United Flight 1434 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $237 and $139 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 10 - Wed, Jan 14
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 10 from Washington Dulles Intl. to San Francisco Intl., returning Wed, Jan 14, priced at $237 found 1 day ago
Sat, Nov 8 - Wed, Nov 12
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$239 Roundtrip, found 15 hours ago
$239
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Nov 8 from Washington Dulles Intl. to San Francisco Intl., returning Wed, Nov 12, priced at $239 found 15 hours ago
Sat, Oct 18 - Tue, Oct 21
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$241 Roundtrip, found 4 hours ago
$241
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 18 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Oct 21, priced at $241 found 4 hours ago
Mon, Nov 10 - Sat, Nov 15
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$246 Roundtrip, found 3 days ago
$246
Roundtrip
found 3 days ago
Select United flight, departing Mon, Nov 10 from Washington Dulles Intl. to San Francisco Intl., returning Sat, Nov 15, priced at $246 found 3 days ago
Tue, Dec 16 - Tue, Dec 30
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 16 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Dec 30, priced at $254 found 4 days ago
Thu, Feb 19 - Tue, Feb 24
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$257 Roundtrip, found 6 hours ago
$257
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Feb 19 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Feb 24, priced at $257 found 6 hours ago
Wed, Oct 8 - Sun, Oct 12
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$258 Roundtrip, found 3 hours ago
$258
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Oct 8 from Washington Dulles Intl. to San Francisco Intl., returning Sun, Oct 12, priced at $258 found 3 hours ago
Sat, Oct 18 - Tue, Oct 21
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$270 Roundtrip, found 4 hours ago
$270
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 18 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Oct 21, priced at $270 found 4 hours ago
Sat, Oct 18 - Tue, Oct 21
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$282 Roundtrip, found 4 hours ago
$282
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 18 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Oct 21, priced at $282 found 4 hours ago
Thu, Feb 19 - Tue, Feb 24
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$286 Roundtrip, found 6 hours ago
$286
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Feb 19 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Feb 24, priced at $286 found 6 hours ago

Frequently asked questions

What route does flight number UA1434 take?
Flight number UA1434 operates non-stop from IAH to San Francisco, CA Airport (SFO-San Francisco Intl.). During this trip, expect to be in the air for 4 hours and 25 minutes. It's wise to book ahead to get your preferred seat.
How often is UA1434 on time?
United Airlines flight number UA1434 between IAH and SFO runs as scheduled 87% of the time — so you can be confident you will touch down at your destination ASAP. If the flight happens to be late, you'll likely wait about 34 minutes. This route has a 2.85-star rating.
What terminal does UA1434 fly out of?
Flight number UA1434 runs between Houston, TX Airport (IAH-George Bush Intercontinental) and San Francisco Intl. Airport (SFO), and travelers on this flight normally take off from Terminal C.
What kind of plane is on flight number UA1434?
The route for flight number UA1434 is generally Houston Airport to San Francisco, CA Airport (SFO-San Francisco Intl.), and the Boeing 737-800 is the type of plane you're likely to be heading off on.
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 UA1434 flight with Travelocity, please visit our Customer Service Portal.