How long is the flight from Ireland to Orange County?

There are many flights that can get you from Ireland to Orange County in 23h 33m. Fly via Delta, United Airlines, or Air France to get the fastest option. There are 5163 mi between Ireland and Orange County. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Ireland to Orange County one-way?

The cheapet airlines for a one-way flight from Ireland to Orange County are WestJet (£474), British Airways (£510), and Icelandair (£698).

In terms of precipitation, rainfall in Orange County ranges from 0.0 - 78.0 inches per month. February is typically the wettest month, when rainfall can reach 78.0 mm. July is typically the driest time to visit Orange County when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Orange County, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 13.0 C).

How far in advance should I book a flight from Ireland to Orange County?

To save up to 39% on this flight, we recommend booking at least 24 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ireland to Orange County from £481 1-2 weeks out and tickets from £601 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ireland to Orange County?

February is one of the best times of the year to fly to Orange County from Ireland. Prices for February average £502 per person but you can even find prices for as low as £321. The most expensive prices can be found in the month of July. Opting for a February flight can save you 25% on your journey compared to booking in July

What is the cheapest time of day to fly from IE to KFI?

When flying from Ireland to Orange County, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Ireland to Orange County that include hotel bookings?

Yes. In addition to deals on Ireland to Orange County flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ireland to Orange County?

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

Can I find deals for business class flights from Ireland to Orange County?

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

£412+ Flights from Ireland to Orange County

Cheap flight deals from Ireland to Orange County

Round-trip from	£412
Popular in	July
Cheapest in	February
Average price	£472

Delta
30/10-6/11
4 total stops
45h 36m total
Ireland to Orange County

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£74 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Ireland to Orange County

Cheapest flights from Ireland to Orange County
Explore the most affordable flight options available from Ireland to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Thu 30/1005:55DUB - SNA

2 stops23h 33mDelta

Thu 6/1109:42SNA - DUB

2 stops22h 03mDelta

Deal found 15/9£412

Thu 30/1009:45DUB - SNA

1 stop17h 23mDelta

Mon 3/1107:15SNA - DUB

2 stops24h 30mDelta

Deal found 15/9£419

Thu 30/1009:45DUB - SNA

1 stop17h 23mKLM

Thu 6/1108:00SNA - DUB

1 stop15h 45mKLM

Deal found 15/9£421

Wed 1/1009:10DUB - SNA

2 stops21h 15mDelta

Mon 20/1021:20SNA - DUB

1 stop27h 25mDelta

Deal found 15/9£422

Mon 13/1008:50DUB - SNA

2 stops32h 06mUnited Airlines

Mon 20/1010:39SNA - DUB

1 stop15h 06mUnited Airlines

Deal found 15/9£425

Mon 6/1015:55DUB - LGB

2 stops32h 17mAir France

Mon 20/1007:00LGB - DUB

2 stops24h 00mAir France

Deal found 14/9£525

Tue 14/1006:00DUB - LGB

2 stops23h 33mDelta

Tue 21/1007:00LGB - DUB

2 stops24h 00mDelta

Deal found 14/9£577

Sun 12/1008:50DUB - SNA

2 stops17h 56mUnited Airlines

Sat 18/1006:50SNA - DUB

2 stops18h 55mUnited Airlines

Deal found 14/9£593

Wed 1/1011:35DUB - SNA

2 stops17h 00mLufthansa

Sun 5/1009:37SNA - DUB

2 stops16h 43mLufthansa

Deal found 15/9£723

Mon 6/1014:15DUB - SNA

2 stops16h 15mIcelandair

Mon 20/1010:44SNA - DUB

2 stops18h 31mIcelandair

Deal found 14/9£770

Mon 6/1016:40DUB - SNA

1 stop24h 48mAer Lingus

Mon 20/1007:55SNA - DUB

1 stop18h 45mAer Lingus

Deal found 14/9£771

Best flights from Ireland to Orange County
Discover carefully curated flight deals from Ireland to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Thu 30/1005:55DUB - SNA

2 stops23h 33mDelta

Thu 6/1109:42SNA - DUB

2 stops22h 03mDelta

Deal found 15/9£412

Wed 4/309:00DUB - SNA

2 stops34h 30mUnited Airlines

Fri 13/321:04SNA - DUB

2 stops30h 16mUnited Airlines

Deal found 13/9£418

Thu 30/1009:45DUB - SNA

1 stop17h 23mKLM

Thu 6/1108:00SNA - DUB

1 stop15h 45mKLM

Deal found 15/9£421

Mon 6/1015:55DUB - LGB

2 stops32h 17mAir France

Mon 20/1007:00LGB - DUB

2 stops24h 00mAir France

Deal found 14/9£525

Wed 4/311:30DUB - SNA

1 stop15h 58mMultiple Airlines

Fri 13/308:00SNA - DUB

1 stop22h 10mMultiple Airlines

Deal found 13/9£603

Thu 30/1009:45DUB - SNA

1 stop17h 23mDelta

Mon 3/1107:15SNA - DUB

2 stops24h 30mDelta

Deal found 15/9£419

Mon 13/1008:50DUB - SNA

2 stops20h 50mUnited Airlines

Mon 20/1006:50SNA - DUB

2 stops19h 30mUnited Airlines

Deal found 15/9£425

Wed 1/1009:10DUB - SNA

2 stops21h 15mDelta

Mon 20/1021:20SNA - DUB

2 stops27h 55mDelta

Deal found 15/9£422

Sun 12/1008:50DUB - SNA

2 stops17h 56mUnited Airlines

Sat 18/1006:45SNA - DUB

3 stops19h 35mUnited Airlines

Deal found 14/9£593

Tue 14/1006:00DUB - LGB

2 stops23h 33mDelta

Tue 21/1007:00LGB - DUB

2 stops24h 00mDelta

Deal found 14/9£577

Fri 6/309:45DUB - LGB

2 stops38h 38mMultiple Airlines

Fri 13/307:10LGB - DUB

2 stops22h 30mMultiple Airlines

Deal found 14/9£2,519

Last-minute flights from Ireland to Orange County
Discover last-minute flight deals from Ireland to Orange County. Data last updated 16 September 2025 and is based on user searches.

Wed 1/1009:10DUB - SNA

2 stops21h 15mDelta

Mon 20/1021:20SNA - DUB

1 stop27h 25mDelta

Deal found 15/9£422

Wed 1/1011:35DUB - SNA

2 stops17h 00mLufthansa

Sun 5/1009:37SNA - DUB

2 stops16h 43mLufthansa

Deal found 15/9£723

Mon 6/1015:55DUB - LGB

2 stops32h 17mAir France

Mon 20/1007:00LGB - DUB

2 stops24h 00mAir France

Deal found 14/9£525

Mon 6/1014:15DUB - SNA

2 stops16h 15mIcelandair

Mon 20/1010:44SNA - DUB

2 stops18h 31mIcelandair

Deal found 14/9£770

Mon 6/1016:40DUB - SNA

1 stop24h 48mAer Lingus

Mon 20/1007:55SNA - DUB

1 stop18h 45mAer Lingus

Deal found 14/9£771

Sun 12/1008:50DUB - SNA

2 stops17h 56mUnited Airlines

Sat 18/1006:50SNA - DUB

2 stops18h 55mUnited Airlines

Deal found 14/9£593

Mon 13/1008:50DUB - SNA

2 stops32h 06mUnited Airlines

Mon 20/1010:39SNA - DUB

1 stop15h 06mUnited Airlines

Deal found 15/9£425

Tue 14/1006:00DUB - LGB

2 stops23h 33mDelta

Tue 21/1007:00LGB - DUB

2 stops24h 00mDelta

Deal found 14/9£577

Thu 30/1005:55DUB - SNA

2 stops23h 33mDelta

Thu 6/1109:42SNA - DUB

2 stops22h 03mDelta

Deal found 15/9£412

Thu 30/1009:45DUB - SNA

1 stop17h 23mDelta

Mon 3/1107:15SNA - DUB

2 stops24h 30mDelta

Deal found 15/9£419

Thu 30/1009:45DUB - SNA

1 stop17h 23mKLM

Thu 6/1108:00SNA - DUB

1 stop15h 45mKLM

Deal found 15/9£421

One-way flights from Ireland to Orange County
Search for one-way flight options from Ireland to Orange County. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Fri 26/912:50DUB - SNA

1 stop31h 11mWestJet

Deal found 14/9£474

Sun 30/1110:45DUB - SNA

2 stops19h 08mBritish Airways

Deal found 15/9£510

Mon 22/909:45DUB - SNA

2 stops34h 16mWestJet

Deal found 14/9£583

Thu 25/910:00DUB - SNA

2 stops58h 01mWestJet

Deal found 14/9£594

Tue 23/914:15DUB - SNA

2 stops40h 15mIcelandair

Deal found 14/9£698

Thu 25/914:15DUB - SNA

2 stops16h 15mIcelandair

Deal found 14/9£736

Sun 30/1109:00DUB - SNA

2 stops32h 28mUnited Airlines

Deal found 15/9£806

Thu 25/909:20DUB - SNA

3 stops31h 57mUnited Airlines

Deal found 14/9£877

Wed 24/909:50DUB - SNA

3 stops31h 27mUnited Airlines

Deal found 14/9£882

Mon 22/908:50DUB - SNA

3 stops21h 40mUnited Airlines

Deal found 14/9£886

Mon 22/911:10DUB - LGB

2 stops42h 26mDelta

Deal found 14/9£951

Sat 27/913:20DUB - LGB

2 stops40h 16mDelta

Deal found 14/9£963

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Orange County that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Thu 30/10

05:55-22:28

2 stops23h 33m

Santa Ana J. Wayne/Orange Cnty

Thu 6/11

09:42-15:45

2 stops22h 03m

£412

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Wed 4/3

09:00-11:30

2 stops34h 30m

Santa Ana J. Wayne/Orange Cnty

Fri 13/3

21:04-10:20

2 stops30h 16m

£418

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Thu 30/10

09:45-20:08

1 stop17h 23m

Santa Ana J. Wayne/Orange Cnty

Mon 3/11

07:15-15:45

2 stops24h 30m

£419

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Thu 30/10

09:45-20:08

1 stop17h 23m

Santa Ana J. Wayne/Orange Cnty

Thu 6/11

08:00-07:45

1 stop15h 45m

£421

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Wed 1/10

09:10-22:25

2 stops21h 15m

Santa Ana J. Wayne/Orange Cnty

Mon 20/10

21:20-09:15

2 stops27h 55m

£422

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Mon 13/10

08:50-21:40

2 stops20h 50m

Santa Ana J. Wayne/Orange Cnty

Mon 20/10

06:50-10:20

2 stops19h 30m

£425

DublinLong Beach

DUB - LGB

DUBLGB

Dublin

Mon 6/10

15:55-16:12

2 stops32h 17m

Long Beach Municipal

Mon 20/10

07:00-15:00

2 stops24h 00m

£525

DublinLong Beach

DUB - LGB

DUBLGB

Dublin

Tue 14/10

06:00-21:33

2 stops23h 33m

Long Beach Municipal

Tue 21/10

07:00-15:00

2 stops24h 00m

£577

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Sun 12/10

08:50-18:46

2 stops17h 56m

Santa Ana J. Wayne/Orange Cnty

Sat 18/10

06:45-10:20

3 stops19h 35m

£593

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Wed 4/3

11:30-19:28

1 stop15h 58m

Santa Ana J. Wayne/Orange Cnty

Fri 13/3

08:00-13:10

1 stop22h 10m

£603

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 31 results

Best time to book a flight from Ireland to Orange County

Have a flexible travel schedule? Discover the best time to fly to Orange County from Ireland with our price prediction graph.

Estimated return 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 Ireland to Orange County

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Orange County

Get a feel of what it's like to fly with United Airlines from Ireland to Orange County by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

8,929 reviews

United Airlines

7.4

Good

8,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from Ireland to Orange County?
There are many flights that can get you from Ireland to Orange County in 23h 33m. Fly via Delta, United Airlines, or Air France to get the fastest option. There are 5163 mi between Ireland and Orange County. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Ireland to Orange County one-way?
The cheapet airlines for a one-way flight from Ireland to Orange County are WestJet (£474), British Airways (£510), and Icelandair (£698).
Can I find deals for flights from Ireland to Orange County that include hotel bookings?
Yes. In addition to deals on Ireland to Orange County flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Orange County?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Orange County.
Can I find deals for business class flights from Ireland to Orange County?
Yes. Cheapflights offers flight deals from Ireland to Orange County by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Orange County

Heathrow to Los Angeles flights

Heathrow to San Francisco flights

Heathrow to Las Vegas flights

London City to Los Angeles flights

Gatwick to Los Angeles flights

Gatwick to Las Vegas flights

Gatwick to San Francisco flights

London City to San Francisco flights

Heathrow to San Diego flights

London City to Las Vegas flights

Heathrow to Ontario flights

Stansted to Los Angeles flights

Heathrow to Santa Ana flights

Luton to Los Angeles flights

Heathrow to Burbank flights

Heathrow to Long Beach flights

Heathrow to San Jose flights

Heathrow to Oakland flights

Manchester to Las Vegas flights

Stansted to San Francisco flights

Manchester to Los Angeles flights

Gatwick to San Jose flights

Gatwick to Oakland flights

Manchester to San Francisco flights

Luton to Las Vegas flights

Gatwick to Burbank flights

Stansted to Las Vegas flights

Gatwick to San Diego flights

Luton to San Francisco flights

Gatwick to Santa Ana flights

Manchester to Santa Ana flights

Edinburgh to San Francisco flights

Heathrow to Sacramento flights

Manchester to Ontario flights

Manchester to Burbank flights

London City to San Diego flights

Gatwick to Ontario flights

London City to Oakland flights

Glasgow Intl to Las Vegas flights

Dublin to Las Vegas flights

Edinburgh to Los Angeles flights

Newcastle upon Tyne to Los Angeles flights

Heathrow to Palm Springs flights

Edinburgh to Las Vegas flights

Edinburgh to San Diego flights

Gatwick to Sacramento flights

Birmingham to Los Angeles flights

London City to Burbank flights

Birmingham to San Francisco flights

Complete your trip

Orange County car hire

Los Angeles Airport car hire

San Francisco Airport car hire

San Diego Airport car hire

San Jose Airport car hire

Sacramento Intl Airport car hire

Oakland Airport car hire

Ontario Airport car hire

Burbank Bob Hope Airport car hire

Palm Springs Airport car hire

Long Beach Municipal Airport car hire

Fresno Airterminal Airport car hire

Direct flights to United States

Top airline flying from Ireland to Orange County

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£452	Average£494	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to Orange County?

Cheapflights makes it easy to find Ireland to Orange County flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Orange County?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Orange County for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ireland to Orange County with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to Orange County with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Orange County become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Orange County on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.

Cheap flights from Ireland to Orange County from £412

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Orange County

Keep the following information in mind while searching for Ireland to Orange County flight deals. Data was last updated 16 September 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Orange County

Cheapest flights from Ireland to Orange CountyExplore the most affordable flight options available from Ireland to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from Ireland to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Orange County that are best for you.

Best time to book a flight from Ireland to Orange County

Have a flexible travel schedule? Discover the best time to fly to Orange County from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Orange County

Reviews of airlines servicing Orange County

Get a feel of what it's like to fly with United Airlines from Ireland to Orange County by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Orange County. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Ireland to Orange County?

What are the cheapest airlines to fly from Ireland to Orange County one-way?

Can I find deals for flights from Ireland to Orange County that include hotel bookings?

How can I find direct flights from Ireland to Orange County?

Can I find deals for business class flights from Ireland to Orange County?

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 Ireland to Orange County

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

Top airline flying from Ireland to Orange County

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Orange County?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Orange County?

Can Cheapflights find flights from Ireland to Orange County with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to Orange County become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ireland to Orange County
Explore the most affordable flight options available from Ireland to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.