China Airlines Flight 4 Deals & Information (2025/2026)

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China Airlines Flight 4 Route Deals From $542

The cheapest prices found with in the last 7 days for return flights were $837 and $542 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Feb 17 - Fri, Feb 21
TPE
Taoyuan Intl.
SFO
San Francisco Intl.
$837 Roundtrip, found 6 days ago
$837
Roundtrip
found 6 days ago
Select China Airlines flight, departing Mon, Feb 17 from Taoyuan Intl. to San Francisco Intl., returning Fri, Feb 21, priced at $837 found 6 days ago

Frequently asked questions

What route does flight number CI4 take?
Flight number CI4 takes roughly 11 hours and 25 minutes to jet straight from TPE to San Francisco, CA Airport (SFO-San Francisco Intl.). We all know there’s magic in the destination, but the journey is always half the fun!
How often is CI4 on time?
If you’ve booked tickets on China Airlines flight number CI4, be conscious that 80% of these trips experience delays. If this does happen to you, the average wait is approximately 21 minutes — the perfect chance to finish your movie! This service has a rating of 1.75 stars.
What terminal does CI4 fly out of?
Flight number CI4 runs between Taoyuan Intl. Airport (TPE) and SFO, and those booked on this flight normally jet off from Terminal 2.
What kind of plane is on flight number CI4?
Expect to cruise aboard a Boeing 777-300ER if you’re booked on flight CI4. Nearly all flights from Taoyuan Intl. Airport (TPE) to San Francisco Airport are operated using this aircraft type.
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 CI4 flight with Travelocity, please visit our Customer Service Portal.