United Flight UA435 Deals & Information (2025/2026)

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United Flight 435 Route Deals From $161

The cheapest prices found with in the last 7 days for return flights were $195 and $161 for one-way flights to Calgary Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 3 - Sun, Oct 5
SFO
San Francisco Intl.
YYC
Calgary Intl.
$195 Roundtrip, found 4 hours ago
$195
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from San Francisco Intl. to Calgary Intl., returning Sun, Oct 5, priced at $195 found 4 hours ago
Fri, Oct 3 - Sun, Oct 5
SFO
San Francisco Intl.
YYC
Calgary Intl.
$233 Roundtrip, found 4 hours ago
$233
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Oct 3 from San Francisco Intl. to Calgary Intl., returning Sun, Oct 5, priced at $233 found 4 hours ago
Fri, Nov 7 - Mon, Nov 17
SFO
San Francisco Intl.
YYC
Calgary Intl.
$239 Roundtrip, found 16 hours ago
$239
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Nov 7 from San Francisco Intl. to Calgary Intl., returning Mon, Nov 17, priced at $239 found 16 hours ago
Fri, Nov 7 - Mon, Nov 17
SFO
San Francisco Intl.
YYC
Calgary Intl.
$293 Roundtrip, found 16 hours ago
$293
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Nov 7 from San Francisco Intl. to Calgary Intl., returning Mon, Nov 17, priced at $293 found 16 hours ago

Frequently asked questions

What route does flight number UA435 take?
UA435 flies directly between KOA and San Francisco Airport in 4 hours and 59 minutes. It can take other routes though, some of which could be multi-stop flights. Keep this in mind when booking your seat to avoid any confusion.
How often is UA435 on time?
United Airlines flight number UA435 has multiple routes, but the most frequented is from Kailua-Kona, HI Airport (KOA-Kona Intl.) to San Francisco, CA Airport (SFO-San Francisco Intl.) and touches down as scheduled 77% of the time. In the rare event of a delay, you can expect to wait up to 18 minutes. This flight has a 2.7-star rating.
What kind of plane is on flight number UA435?
If you're on flight UA435 from Ellison Onizuka Kona Intl. Airport at Keāhole to San Francisco Airport, there's an excellent chance you'll be aboard the Boeing 767-300. This flight number serves a number of routes, but this is the most popular.
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 UA435 flight with Travelocity, please visit our Customer Service Portal.