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Eureka

$239+ Cheap flights from San Diego (SAN) to Eureka, CA

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RDD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Eureka are usually found in September or August, booked 28 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from San Diego to Eureka

Keep the following information in mind while searching for San Diego to Eureka flight deals. Data was last updated September 11, 2025.

Round-trip from

$254
(United Airlines)

One-way from

$239
(United Airlines)

Popular in

May

Cheapest in

September

Average price

$317
From San Diego to Eureka
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One-way flight from San Diego to Eureka
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Highest demand for flights based on searches. 9% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Diego to Eureka

Cheapest flights from San Diego to Eureka
Explore the most affordable flight options available from San Diego to Eureka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 9/258:00 amSAN - ACV
1 stop6h 38mUnited Airlines
Mon 9/296:45 pmACV - SAN
1 stop3h 42mUnited Airlines
Deal found 9/11$254
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/106:15 amSAN - ACV
1 stop4h 37mUnited Airlines
Fri 10/176:30 amACV - SAN
1 stop3h 36mUnited Airlines
Deal found 9/10$295
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/76:15 amSAN - ACV
1 stop4h 37mUnited Airlines
Wed 10/154:11 pmACV - SAN
1 stop3h 41mUnited Airlines
Deal found 9/10$314
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 9/266:15 amSAN - ACV
1 stop4h 42mUnited Airlines
Sat 9/274:00 pmACV - SAN
1 stop4h 16mUnited Airlines
Deal found 9/10$324
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/176:15 amSAN - ACV
1 stop4h 37mUnited Airlines
Sat 10/184:00 pmACV - SAN
1 stop4h 49mUnited Airlines
Deal found 9/9$336
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/316:15 amSAN - ACV
1 stop4h 40mUnited Airlines
Wed 11/53:50 pmACV - SAN
1 stop4h 58mUnited Airlines
Deal found 9/10$344
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/107:28 pmSAN - ACV
1 stop15h 24mUnited Airlines
Wed 10/154:00 pmACV - SAN
1 stop6h 44mUnited Airlines
Deal found 9/10$350
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/268:08 pmSAN - ACV
1 stop14h 49mUnited Airlines
Tue 9/306:45 pmACV - SAN
1 stop5h 30mUnited Airlines
Deal found 9/11$378
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 10/1311:08 amSAN - ACV
1 stop4h 09mUnited Airlines
Mon 10/204:11 pmACV - SAN
1 stop3h 41mUnited Airlines
Deal found 9/10$385
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 9/266:15 amSAN - ACV
1 stop4h 42mUnited Airlines
Sun 9/284:00 pmACV - SAN
1 stop15h 56mUnited Airlines
Deal found 9/10$418
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/107:28 pmSAN - ACV
1 stop15h 24mUnited Airlines
Sun 10/192:15 pmACV - SAN
1 stop6h 01mUnited Airlines
Deal found 9/10$420
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/128:08 pmSAN - ACV
1 stop14h 44mUnited Airlines
Fri 10/174:00 pmACV - SAN
1 stop15h 56mUnited Airlines
Deal found 9/10$430

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 September 11, 2025.
Use the filters below to find and compare flights from San Diego to Eureka that are best for you.

Fly from

San Diego

Fly to

Eureka

Route

Depart

Return

Price

San DiegoArcata

SAN - ACV

SANACV

San Diego

Thu 9/25

8:00 am-2:38 pm

1 stop6h 38m

Arcata Eureka

Mon 9/29

2:15 pm-8:49 pm

1 stop6h 34m

$254

San DiegoArcata

SAN - ACV

SANACV

San Diego

Fri 10/10

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Fri 10/17

6:30 am-10:06 am

1 stop3h 36m

$295

San DiegoArcata

SAN - ACV

SANACV

San Diego

Thu 10/9

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Sat 10/18

6:30 am-12:53 pm

1 stop6h 23m

$314

San DiegoArcata

SAN - ACV

SANACV

San Diego

Thu 10/9

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Mon 10/20

4:11 pm-7:52 pm

1 stop3h 41m

$314

San DiegoArcata

SAN - ACV

SANACV

San Diego

Thu 10/9

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Tue 10/14

4:00 pm-10:44 pm

1 stop6h 44m

$314

San DiegoArcata

SAN - ACV

SANACV

San Diego

Tue 10/7

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Mon 10/20

4:11 pm-7:52 pm

1 stop3h 41m

$314

San DiegoArcata

SAN - ACV

SANACV

San Diego

Fri 10/17

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Sat 10/18

4:00 pm-8:49 pm

1 stop4h 49m

$336

San DiegoArcata

SAN - ACV

SANACV

San Diego

Fri 10/31

6:15 am-10:55 am

1 stop4h 40m

Arcata Eureka

Wed 11/5

3:50 pm-8:48 pm

1 stop4h 58m

$344

San DiegoArcata

SAN - ACV

SANACV

San Diego

Thu 10/9

6:15 am-10:52 am

1 stop4h 37m

Arcata Eureka

Thu 10/16

6:45 pm-10:06 am

1 stop15h 21m

$350

San DiegoArcata

SAN - ACV

SANACV

San Diego

Fri 10/10

7:28 pm-10:52 am

1 stop15h 24m

Arcata Eureka

Wed 10/15

4:00 pm-10:44 pm

1 stop6h 44m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 results
1
2

Best time to book a flight from San Diego to Eureka

Have a flexible travel schedule? Discover the best time to fly to Eureka from San Diego 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 Diego to Eureka

How far ahead should I book a flight from San Diego to Eureka?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Eureka. Price data was last updated on August 29, 2025.

The price you pay for your flight from San Diego to Eureka may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from San Diego to Eureka (average of $340). Flying from San Diego to Eureka in June is currently the most expensive (average of $503). 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.

What is the cheapest time of day to fly from SAN to EU9?

Find hourly flight availability from San Diego to Eureka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Eureka as you normally would.

How much does it cost to fly round-trip from San Diego to Eureka?

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 September 11, 2025.
See what other customers who have flown with United Airlines from San Diego to Eureka have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 Diego to Eureka?

    San Diego (SAN) is the airport you will fly out of if you book a flight from San Diego to Eureka. You should not have trouble finding flights to Eureka from San Diego; the airport handles an average of 0 outbound flights to Eureka per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Diego airport to Eureka. It is only a 2.6 mi journey to San Diego (SAN) from San Diego’s city center.

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

    Airlines like United Airlines fly from San Diego to Eureka in about 6h 38m. The time it takes to get you to your destination can typically vary by up to . The distance from San Diego to Eureka is about 685 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego 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 Diego to Eureka?

    Currently, February is the cheapest month in which you can book a flight from San Diego to Eureka (average of $340). Flying from San Diego to Eureka in June is currently the most expensive (average of $503). 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.

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Top airline flying from San Diego to Eureka

Discover the top airline that operate flights from San Diego 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$244Average$430FlexibilityNo cancel feeOn-time69%

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