$363 Cheap Flights from San Francisco (SFO) to Heihe (HEK)

View $363 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Heihe (HEK)

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Cheap Flights from San Francisco to Heihe (SFO-HEK)

Prices were available within the past 7 days and start at $363 for one-way flights and $1,287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,287 Roundtrip, found 19 hours ago
$1,287
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,287 found 19 hours ago
Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,320 Roundtrip, found 19 hours ago
$1,320
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,320 found 19 hours ago
Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,324 Roundtrip, found 19 hours ago
$1,324
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,324 found 19 hours ago
Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,358 Roundtrip, found 19 hours ago
$1,358
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,358 found 19 hours ago
Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,386 Roundtrip, found 19 hours ago
$1,386
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,386 found 19 hours ago
Alaska Airlines
Sun, Sep 14 - Thu, Sep 18
SFO
San Francisco
HEK
Heihe
$1,423 Roundtrip, found 19 hours ago
$1,423
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sun, Sep 14 from San Francisco to Heihe, returning Thu, Sep 18, priced at $1,423 found 19 hours ago
Flights from San Francisco (SFO) to Heihe (HEK)
Origin airport
San Francisco Intl.
Destination airport
Heihe
Roundtrip price
$1,286
Distance
5041 mi

San Francisco to Heihe Flights

The cheapest times to fly from San Francisco to Heihe

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Heihe are during the month of September. You can find some of the cheapest flights from San Francisco to Heihe with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Heihe

Sunday is one of the best days to book for cheap flights from San Francisco to Heihe: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Heihe

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Heihe in 2025. You can also book with separate airlines for your outbound and return journeys, from $363 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Heihe flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Heihe airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK) cost?
Secure a cheap one-way flight from $363 or cheap return flight from $1,287 from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK)?
The cheapest month to fly from SFO to HEK is September, when there's less demand. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK)?
To find the cheapest airline that'll fly you from SFO to HEK, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK)?
There are no daily nonstop flights departing from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from SFO to HEK?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK)?
To reach Heihe Airport (HEK) on schedule, choose a flight that leaves from San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK) last-minute?
Booking your plane ticket from SFO to HEK just before your trip is usually more expensive. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a SFO to HEK flight and hotel package?
You'll typically save money by securing a SFO to HEK flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Heihe Airport (HEK)?
If you reserved your SFO to HEK flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.