Eureka

$409+ Cheap flights from San Antonio (SAT) to Eureka, CA

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — ACV
Mar 29 — Apr 51
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Eureka with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Eureka

Cheapest flights from San Antonio to Eureka
Explore the most affordable flight options available from San Antonio to Eureka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2026.

This United Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:15 pm
SAT
-
ACV
2 stops11h 38m
United Airlines
Sat 10/316:40 pm
ACV
-
SAT
2 stops13h 08m
United Airlines
Deal found 2/24$409
This United Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:55 am
SAT
-
ACV
2 stops8h 30m
United Airlines
Tue 9/12:15 pm
ACV
-
SAT
1 stop7h 56m
United Airlines
Deal found 2/25$411
This United Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:55 am
SAT
-
ACV
2 stops11h 13m
United Airlines
Tue 9/226:40 pm
ACV
-
SAT
2 stops12h 08m
United Airlines
Deal found 2/24$424
This United Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:13 am
SAT
-
ACV
1 stop6h 41m
United Airlines
Mon 3/1612:35 pm
ACV
-
SAT
1 stop6h 21m
United Airlines
Deal found 2/25$495

Find flight deals from San Antonio to Eureka

Keep the following information in mind while searching for San Antonio to Eureka flight deals. Data was last updated February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$411
(United Airlines)
Provider with most accurate pricing for San Antonio-Arcata Eureka flight deals.
Provider most trusted by Cheapflights users for San Antonio-Arcata Eureka flights.
From San Antonio to Eureka

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Eureka that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 27, 2026.
Use the filters below to find and compare flights from San Antonio to Eureka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioArcata

SAT - ACV

SATACV

San Antonio

Tue 8/25

9:00 am-3:25 pm

1 stop8h 25m

Arcata Eureka

Tue 9/1

2:15 pm-12:11 am

1 stop7h 56m

$429

San AntonioArcata

SAT - ACV

SATACV

San Antonio

Thu 6/4

5:30 am-11:42 am

2 stops8h 12m

Arcata Eureka

Sun 6/7

6:44 pm-8:27 am

2 stops11h 43m

$686

San AntonioArcata

SAT - ACV

SATACV

San Antonio

Thu 6/4

5:57 pm-2:06 pm

1 stop22h 09m

Arcata Eureka

Sun 6/7

2:43 pm-5:01 pm

1 stop24h 18m

$768

San AntonioArcata

SAT - ACV

SATACV

San Antonio

Sat 3/14

9:52 am-7:08 pm

2 stops11h 16m

Arcata Eureka

Wed 3/18

7:39 am-10:57 pm

2 stops13h 18m

$915

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Sorted by cheapest first

Best time to book a flight from San Antonio to Eureka

Have a flexible travel schedule? Discover the best time to fly to Eureka from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Eureka

What is the cheapest month to book a flight from San Antonio to Eureka?

Currently, January is the cheapest month in which you can book a flight from San Antonio to Eureka (average of $238). Flying from San Antonio to Eureka in October is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Eureka

Get insights into the airlines that provide service to Eureka. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Eureka. Reviews last updated February 27, 2026.
Read through reviews of airlines operating flights from San Antonio to Eureka, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Eureka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from San Antonio to Eureka?

    Most people fly from San Antonio (SAT) if they book a flight from San Antonio to Eureka. On average, San Antonio has 0 outbound flights to Eureka per day from 1 airline. San Antonio is conveniently located just 7.6 mi from San Antonio’s city center.

  • How long is the flight from San Antonio to Eureka?

    Airlines like United Airlines and Alaska Airlines fly from San Antonio to Eureka in about 8h 30m. The time it takes to get you to your destination can typically vary by up to 13h 39m. The distance between San Antonio and Eureka is about 1638 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from San Antonio to Eureka that include hotel bookings?

    Yes. In addition to deals on San Antonio to Eureka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Eureka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Eureka.

  • Can I find deals for business class flights from San Antonio to Eureka?

    Yes. Cheapflights offers flight deals from San Antonio to Eureka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Eureka?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Eureka (average of $238). Flying from San Antonio to Eureka in October is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Eureka

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Antonio to Eureka

Discover the top airline that operate flights from San Antonio to Eureka. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$261Average$495FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.