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Route WiFi Guide

# ICN–SFO WiFi Guide

Seoul to San Francisco · 12h 36m · 5645 miles

Best WiFi on This Route

Starlink (Singapore Airlines/United Airlines)

Free WiFi: Singapore Airlines, United Airlines, Korean Air

## Airlines & WiFi on ICN–SFO

|
Airline |
WiFi Provider |
Free? |

| --- | --- | --- |

|
[Singapore Airlines](/airlines/sq) |
Starlink/Panasonic |
✓ Free |

|
[United Airlines](/airlines/ua) |
Starlink/Viasat |
✓ Free |

|
[Korean Air](/airlines/ke) |
Panasonic/Viasat |
✓ Free |

|
[Asiana Airlines](/airlines/oz) |
Panasonic |
Paid |

## Frequently Asked Questions

### Which airlines have WiFi on ICN–SFO?

Singapore Airlines (Starlink/Panasonic), United Airlines (Starlink/Viasat), Korean Air (Panasonic/Viasat), Asiana Airlines (Panasonic).

### Is there free WiFi on ICN–SFO?

Yes. Singapore Airlines, United Airlines, Korean Air offer free WiFi on this route.

### How long is the ICN–SFO flight?

The Seoul to San Francisco flight takes approximately 12h 36m (5645 miles). Most flights are equipped with satellite WiFi for the duration.

### What is the best WiFi on ICN–SFO?

Starlink (Singapore Airlines/United Airlines) offers the best WiFi on this route. Starlink delivers 40–200 Mbps with low latency — ideal for streaming and video calls.

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[Best Airlines for WiFi](/guides/best-airlines-for-wifi)