Cheap Flights to Sonoma Valley from HK$540

View HK$540 flight on Thu, 11 Dec 2025Opens in a new window

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Cheap round-trip flights to Sonoma Valley

Prices were available within the past 7 days and start at HK$540 for one-way flights and HK$1,081 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 4 Oct - Mon, 6 Oct
SAN
San Diego
SFO
San Francisco
HK$1,081 Return, found 4 days ago
HK$1,081
Return
found 4 days ago
Select United flight, departing Sat, 4 Oct from San Diego to San Francisco, returning Mon, 6 Oct, priced at HK$1,081 found 4 days ago
American Airlines
Sun, 21 Sept - Thu, 25 Sept
CLD
Carlsbad
SFO
San Francisco
HK$2,245 Return, found 6 days ago
HK$2,245
Return
found 6 days ago
Select American Airlines flight, departing Sun, 21 Sept from Carlsbad to San Francisco, returning Thu, 25 Sept, priced at HK$2,245 found 6 days ago
Delta
Fri, 26 Sept - Mon, 29 Sept
SAN
San Diego
OAK
Oakland
HK$3,510 Return, found 1 day ago
HK$3,510
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sept from San Diego to Oakland, returning Mon, 29 Sept, priced at HK$3,510 found 1 day ago
Korean Air
Fri, 30 Jan - Sun, 8 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,690 Return, found 4 days ago
HK$4,690
Return
found 4 days ago
Select Korean Air flight, departing Fri, 30 Jan from Hong Kong SAR to San Francisco, returning Sun, 8 Feb, priced at HK$4,690 found 4 days ago
Cathay Pacific
Wed, 24 Sept - Sun, 28 Sept
TPE
Taipei
SFO
San Francisco
HK$4,758 Return, found 4 days ago
HK$4,758
Return
found 4 days ago
Select Cathay Pacific flight, departing Wed, 24 Sept from Taipei to San Francisco, returning Sun, 28 Sept, priced at HK$4,758 found 4 days ago

Find the cheapest month to fly from Columbus (CMH) to San Francisco (SFO)

February is typically the cheapest month to fly

From HK$1,233 - HK$3,419 per traveller.

Frequently asked questions

How do I find cheap flights to Sonoma Valley that have flexible change policies?
We understand that plans can change from one minute to the next, so locking in a flexible ticket with Expedia is always a wise idea. Just tick the "No change fee" box below the "Flexible change policies" filter. Your low-priced, flexible flight to Sonoma Valley is only a few clicks away.
Which airlines fly to Sonoma Valley?
When you're ready to book your airfare to or near Sonoma Valley, these top airlines look forward to welcoming you aboard:

  • United Airlines - 5,914 flights to or near Sonoma Valley each month, including 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Southwest Airlines - 2,808 flights to or near Sonoma Valley each month, including 2,314 flights to Oakland Intl. Airport (OAK) per month.
  • Alaska Airlines - 2,518 flights to or near Sonoma Valley each month, including 2,349 flights to San Francisco Intl. Airport (SFO) per month.

How can I find cheap tickets to Sonoma Valley?
One of the easiest ways to nab cheap tickets to Sonoma Valley is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It'll bring up the cheapest prices for nearby days. The best price for a flight to Sonoma Valley in the last seven days was HK$1,081. Booking well ahead will usually help you walk away with an even better deal.
How much is a flight to Sonoma Valley?
You could have picked up a round-trip flight to Sonoma Valley from anywhere between HK$1,081 and HK$4,758 in the last seven days. For one-way journeys taking off from San Diego (SAN), the lowest price during this time was HK$540.
What are the most popular airports to fly into in Sonoma Valley?
Pack your bags and touch down at one of these popular Sonoma Valley airports:

  • San Francisco Intl. Airport (SFO) - 11,935 flights per month.
  • Oakland Intl. Airport (OAK) - 3,086 flights per month.

When is the cheapest time to fly to Sonoma Valley?
Jet off on a Tuesday to boost your chances of picking up the cheapest flight to Sonoma Valley. Mondays are usually the next most affordable day to depart. Saturday is typically the priciest day to fly anywhere.
How much is a plane ticket to Sonoma Valley?
In the last seven days, tickets ranged between HK$1,081 and HK$4,758. Check out our terrific deals to Sonoma Valley, make a booking and then start packing your things!
What months are the cheapest to book a flight to Sonoma Valley?
February is an excellent month to land an awesome deal to Sonoma Valley. Bear in mind that the priciest time to book a ticket in the States isn't during the peak of summer, but the festive month of December.
Flights to Sonoma Valley information
Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Return price
HK$2,640

Trending flights to Sonoma Valley

Prices were available within the past 7 days and start at HK$540 for one-way flights and HK$1,081 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Fri, 30 Jan - Sun, 8 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,690 Return, found 4 days ago
HK$4,690
Return
found 4 days ago
Select Korean Air flight, departing Fri, 30 Jan from Hong Kong SAR to San Francisco, returning Sun, 8 Feb, priced at HK$4,690 found 4 days ago
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