United Flight 1434 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.

Tue, Dec 16 - Tue, Dec 30
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select United flight, departing Tue, Dec 16 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Dec 30, priced at $237 found 1 day ago
Sat, Nov 8 - Wed, Nov 12
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$242 Roundtrip, found 4 hours ago
$242
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Nov 8 from Washington Dulles Intl. to San Francisco Intl., returning Wed, Nov 12, priced at $242 found 4 hours ago
Tue, Dec 16 - Tue, Dec 30
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select United flight, departing Tue, Dec 16 from Washington Dulles Intl. to San Francisco Intl., returning Tue, Dec 30, priced at $254 found 1 day ago
Thu, Oct 9 - Wed, Oct 15
IAD
Washington Dulles Intl.
SFO
San Francisco Intl.
$262 Roundtrip, found 13 hours ago
$262
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Oct 9 from Washington Dulles Intl. to San Francisco Intl., returning Wed, Oct 15, priced at $262 found 13 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.