Cheap flights to Lake County

View €712 flight on Thu, 19 Feb 2026Opens in a new window

Popular airlines to Lake County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

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Cheap round-trip flights to Lake County

Prices were available within the past 7 days and start at €712 for one-way flights and €693 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STS
Santa Rosa
€693 Return, found 1 day ago
€693
Return
found 1 day ago
Select American Airlines flight, departing Thu, 8 Jan from Chicago to Santa Rosa, returning Mon, 12 Jan, priced at €693 found 1 day ago
American Airlines
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STS
Santa Rosa
€710 Return, found 1 day ago
€710
Return
found 1 day ago
Select American Airlines flight, departing Thu, 8 Jan from Chicago to Santa Rosa, returning Mon, 12 Jan, priced at €710 found 1 day ago
Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€916 Return, found 22 hours ago
€916
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €916 found 22 hours ago
Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€920 Return, found 22 hours ago
€920
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €920 found 22 hours ago
British Airways
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€925 Return, found 22 hours ago
€925
Return
found 22 hours ago
Select British Airways flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €925 found 22 hours ago
Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€936 Return, found 22 hours ago
€936
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €936 found 22 hours ago
American Airlines
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€938 Return, found 22 hours ago
€938
Return
found 22 hours ago
Select American Airlines flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €938 found 22 hours ago
Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€940 Return, found 22 hours ago
€940
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €940 found 22 hours ago
American Airlines
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€942 Return, found 22 hours ago
€942
Return
found 22 hours ago
Select American Airlines flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €942 found 22 hours ago
Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€943 Return, found 22 hours ago
€943
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €943 found 22 hours ago

Trending flights to Lake County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, 14 Jan - Sun, 18 Jan
SNN
Shannon
STS
Santa Rosa
€916 Return, found 22 hours ago
€916
Return
found 22 hours ago
Select Aer Lingus flight, departing Wed, 14 Jan from Shannon to Santa Rosa, returning Sun, 18 Jan, priced at €916 found 22 hours ago

Frequently asked questions

How do I find cheap flights to Lake County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to deliver you the most flexible airfares around. Just tick the "No change fee" box directly underneath the "Flexible change policies" subheading to find the best flights to Lake County.
Which airlines fly to Lake County?
Find your passport, pack your bags and take your pick of these major airlines that fly into or near Lake County:

  • Alaska Airlines - 264 flights to or near Lake County each month, including 264 flights to Sonoma County Airport (STS) per month.
  • American Airlines - 60 flights to or near Lake County each month, including 60 flights to Sonoma County Airport (STS) per month.
  • Avelo Airlines - 30 flights to or near Lake County each month, including 30 flights to Sonoma County Airport (STS) per month.

How can I find cheap tickets to Lake County?
To nab a terrific deal to Lake County, book well ahead. Also take advantage of Expedia's "flexible dates" feature at the top of your search results. This will list the cheapest prices for nearby days. In the last seven days, €693 was the best price for a flight to Lake County.
How much is a flight to Lake County?
If you were travelling one way from Shannon (SNN), you could've nabbed a cheap seat for just €712 in the last seven days. Round-trip flights to Lake County ranged from only €693 to €943 over the same period.
What are the most popular airports to fly into in Lake County?
The principal gateway to Lake County, roughly 356 flights taxi into Sonoma County Airport (STS) each month. Find a rewarding deal, book your seat and prepare to soak up the best of this fantastic region.
How much is a plane ticket to Lake County?
Airfares ranged anywhere from €693 to €943 over the last seven days. When you're ready to book, we're ready to help you land a cheap flight to Lake County.
What is the best time to go to Lake County?
May, September and October are the most popular months to travel to Hidden Valley Lake, one of Lake County's most fabulous cities. Summertime here starts June 20. Temperatures vary from 13ºC to 32ºC throughout the season, so plan your trip around then if warmer weather is your preference.
What months are the cheapest to book a flight to Lake County?
The ideal month to purchase affordable flights to Lake County is February. Keep in mind that in the United States, an expensive time to purchase a ticket is the month of December.

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About Lake County

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About Lake County

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