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$1,189+ Cheap flights from Donegal (CFN) to California

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
CFN — LAX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Donegal to California

Keep the following information in mind while searching for Donegal to California flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,189
(SmartFares)
From Donegal to California
Search Deals

Find flight deals from Donegal to California

Cheapest flights from Donegal to California
Explore the most affordable flight options available from Donegal to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This SmartFares deal was found by Cheapflights users on 6/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:55 amCFN - SFO
2 stops20h 07mMultiple Airlines
Sat 8/25:45 pmSFO - CFN
1 stop18h 15mMultiple Airlines
Deal found 6/11$1,189
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:55 amCFN - SFO
1 stop16h 00mAer Lingus
Sat 8/25:45 pmSFO - CFN
1 stop18h 15mAer Lingus
Deal found 6/11$1,225

Cheapflights Fare Finder

Customize your flight search to find flights from Donegal to California 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 June 12, 2025.
Use the filters below to find and compare flights from Donegal to California that are best for you.

Fly from

Donegal

Fly to

California

Route

Depart

Return

Price

DonegalSan Francisco

CFN - SFO

CFNSFO

Donegal

Sat 7/26

7:55 am-8:02 pm

2 stops20h 07m

San Francisco

Sat 8/2

5:45 pm-8:00 pm

1 stop18h 15m

$1,189

DonegalSan Francisco

CFN - SFO

CFNSFO

Donegal

Sat 7/26

7:55 am-3:55 pm

1 stop16h 00m

San Francisco

Sat 8/2

5:45 pm-8:00 pm

1 stop18h 15m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Donegal to California

Have a flexible travel schedule? Discover the best time to fly to California from Donegal 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 Donegal to California

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated June 12, 2025.
Aer Lingus
7.1
Good
1,117 reviews

Food

6.4

Boarding

7.2

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

7.9

Reviews

1 / 20
4.0
Okay

Tadhg,Mar 2025

DUB - MAN

Flew Man to BGI. Crew were poor. Both coffee or tea due to a "water issue". Business class meal for gluten free was disappointing. 1903 lounge was excellent.
Aer Lingus
7.1
Good
1,117 reviews
Aer Lingus
7.1
Good
1,117 reviews

Food

6.4

Boarding

7.2

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

7.9

Reviews

1 / 20
4.0
Okay

Tadhg,Mar 2025

DUB - MAN

Flew Man to BGI. Crew were poor. Both coffee or tea due to a "water issue". Business class meal for gluten free was disappointing. 1903 lounge was excellent.

Related info for your journey

Find useful and relevant information for your journey from Donegal to California. 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 Donegal to California?

    Donegal (CFN) is the airport you will fly out of if you book a flight from Donegal to California. It is only a 28.5 mi journey to Donegal (CFN) from Donegal’s city center.

  • What are the most popular routes from Donegal to California?

    While some choose either Donegal - San Francisco or Donegal - San Jose, Donegal - Oakland is the most popular route from Donegal to California.

  • Can I find deals for flights from Donegal to California that include hotel bookings?

    Yes. In addition to deals on Donegal to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Donegal to California?

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

  • Can I find deals for business class flights from Donegal to California?

    Yes. Cheapflights offers flight deals from Donegal to California 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 Donegal to California?

    Currently, January is the cheapest month in which you can book a flight from Donegal to California (average of $246). Flying from Donegal to California in March is currently the most expensive (average of $327). 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

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