How long is the flight from Irvine to London?

Airlines like Delta, Scandinavian Airlines, and United Airlines fly from Irvine to London in about 10h 30m. The time it takes to get you to your destination can typically vary by up to 4h 30m. Irvine and London are separated by a distance of 5439 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines to fly from Irvine to London one-way?

To fly one-way, consider booking your trip with LEVEL, which is currently one of the cheapest options available, starting at $313. WestJet flights start at $352 while deals on United Airlines start at $374 one-way.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Irvine to London?

When deciding which route to take from Irvine to London consider Los Angeles - London Heathrow, Los Angeles - London Gatwick or Los Angeles - London City as they are the most popular.

What are the cheapest flights from Irvine to London?

While on average a flight from Irvine to London is generally $3,124, our data shows the cheapest flight currently is $295. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $427 for that flight.

What are the most reliable airlines from Irvine to London?

Consider Air Canada (90%), Austrian Airlines (90%) or United Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Irvine to London.

What are the most popular airlines that fly from Irvine to London?

When booking a flight from Irvine to London, you may want to consider flying on British Airways, Virgin Atlantic or Iberia as they are the most popular for this route.

Can I find deals for flights from Irvine to London that include hotel bookings?

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

How can I find direct flights from Irvine to London?

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

Can I find deals for business class flights from Irvine to London?

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

$302+ Flights from Irvine to London

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

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Cheapflights Tip: The best prices from Irvine to London are usually found in September or October, booked 31 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Find flight deals from Irvine to London

Cheapest flights from Irvine to London
Explore the most affordable flight options available from Irvine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

Wed 12/318:20 amLAX - LHR

2 stops19h 00mAir Canada

Tue 1/1311:10 amLHR - LAX

2 stops18h 50mAir Canada

Deal found 11/30

$620

Mon 12/87:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Sat 4/256:55 amLHR - LAX

1 stop16h 20mUnited Airlines

Deal found 11/30

$621

Mon 12/87:45 amLAX - LTN

3 stops28h 25mMultiple Airlines

Mon 12/158:50 pmLTN - LAX

2 stops26h 25mMultiple Airlines

Deal found 11/30

$622

Thu 12/118:20 amLAX - LHR

2 stops28h 15mMultiple Airlines

Tue 1/206:50 amLHR - LAX

2 stops23h 10mMultiple Airlines

Deal found 11/30

$623

Wed 12/242:10 pmLAX - LHR

1 stop13h 40mMultiple Airlines

Wed 1/146:40 pmLHR - LAX

1 stop29h 55mMultiple Airlines

Deal found 11/29

$624

Thu 12/44:45 pmLAX - LTN

2 stops43h 25mMultiple Airlines

Thu 3/196:50 amLTN - LAX

1 stop19h 15mMultiple Airlines

Deal found 11/30

$624

Thu 12/44:45 pmLAX - LHR

1 stop16h 45mTAP AIR PORTUGAL

Wed 1/216:30 pmLHR - LAX

1 stop28h 10mTAP AIR PORTUGAL

Deal found 11/30

$625

Wed 12/318:20 amLAX - LHR

1 stop14h 50mAir Canada

Sun 2/86:00 pmLHR - LAX

2 stops31h 20mAir Canada

Deal found 11/30

$626

Mon 12/151:30 pmLAX - LHR

1 stop13h 20mLufthansa

Thu 12/2510:05 amLHR - LAX

1 stop15h 38mLufthansa

Deal found 11/29

$627

Mon 12/88:15 amLAX - LHR

2 stops17h 30mLufthansa

Tue 12/1610:05 amLHR - LAX

1 stop15h 40mLufthansa

Deal found 11/29

$628

Fri 12/1212:50 pmLAX - LHR

1 stop15h 00mAir Canada

Fri 1/91:25 pmLHR - LAX

1 stop16h 35mAir Canada

Deal found 11/29

$629

Sat 12/64:45 pmLAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Mon 1/194:35 pmLGW - LAX

1 stop30h 25mTAP AIR PORTUGAL

Deal found 12/1

$629

Best flights from Irvine to London
Discover carefully curated flight deals from Irvine to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 1, 2025.

Sun 4/193:30 pmLAX - LHR

1 stop14h 45mDelta

Fri 5/14:00 pmLHR - LAX

1 stop16h 57mDelta

Deal found 11/30

$621

Thu 1/151:45 pmLAX - LTN

2 stops20h 05mMultiple Airlines

Thu 1/227:25 pmLTN - LAX

2 stops25h 45mMultiple Airlines

Deal found 11/30

$621

Thu 2/127:30 pmLAX - LHR

1 stop15h 00mScandinavian Airlines

Sun 2/159:05 pmLHR - LAX

2 stops27h 55mScandinavian Airlines

Deal found 11/29

$624

Tue 1/207:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Sat 5/96:55 amLHR - LAX

1 stop16h 20mUnited Airlines

Deal found 11/29

$629

Wed 1/141:45 pmLAX - LCY

1 stop18h 50mVirgin Atlantic

Wed 1/215:50 pmLCY - LAX

1 stop25h 55mVirgin Atlantic

Deal found 11/30

$641

Sun 3/17:55 pmLAX - LGW

1 stop32h 30mLEVEL

Sun 3/159:50 amLGW - LAX

1 stop16h 20mLEVEL

Deal found 11/29

$665

Fri 2/137:10 pmLAX - LGW

2 stops17h 25mSWISS

Fri 2/206:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 12/1

$751

Thu 4/98:00 pmLAX - STN

1 stop30h 15mTurkish Airlines

Mon 4/1311:10 amSTN - LAX

1 stop32h 40mTurkish Airlines

Deal found 11/29

$755

Sun 1/118:00 amLAX - LGW

2 stops18h 55mIcelandair

Tue 1/2711:55 amLGW - LAX

2 stops19h 55mIcelandair

Deal found 11/30

$909

Wed 3/410:30 amLAX - LGW

2 stops20h 35mTAP AIR PORTUGAL

Mon 3/94:35 pmLGW - LAX

1 stop30h 25mTAP AIR PORTUGAL

Deal found 11/29

$932

Thu 1/158:55 pmLAX - LTN

1 stop18h 05mMultiple Airlines

Mon 2/29:40 pmLTN - LAX

2 stops28h 25mMultiple Airlines

Deal found 11/29

$623

Wed 3/47:45 amLAX - LHR

2 stops17h 35mScandinavian Airlines

Sat 3/143:35 pmLHR - LAX

2 stops33h 25mScandinavian Airlines

Deal found 11/30

$630

Thu 1/2912:40 amLAX - LHR

1 stop25h 35mUnited Airlines

Mon 2/22:30 pmLHR - LAX

1 stop29h 18mUnited Airlines

Deal found 11/30

$633

Wed 1/211:45 pmLAX - LCY

1 stop21h 50mVirgin Atlantic

Wed 1/288:05 pmLCY - LAX

1 stop23h 40mVirgin Atlantic

Deal found 12/1

$641

Sun 5/34:45 pmLAX - LCY

1 stop31h 10mDelta

Mon 5/1810:00 amLCY - LAX

1 stop33h 50mDelta

Deal found 11/29

$656

Thu 3/128:50 pmLAX - LGW

1 stop15h 25mLEVEL

Mon 3/163:20 pmLGW - LAX

1 stop34h 45mLEVEL

Deal found 11/30

$665

Sat 1/247:45 amLAX - STN

2 stops21h 20mMultiple Airlines

Sat 1/317:15 amSTN - LAX

1 stop17h 45mMultiple Airlines

Deal found 11/29

$632

Thu 4/93:30 pmLAX - LHR

Nonstop10h 40mUnited Airlines

Mon 4/201:45 pmLHR - LAX

1 stop34h 40mUnited Airlines

Deal found 11/30

$639

Tue 1/136:25 amLAX - LCY

2 stops16h 50mVirgin Atlantic

Tue 1/208:05 pmLCY - LAX

1 stop23h 40mVirgin Atlantic

Deal found 11/29

$645

Fri 4/2410:25 amLAX - LHR

2 stops21h 35mScandinavian Airlines

Tue 5/127:05 amLHR - LAX

2 stops17h 45mScandinavian Airlines

Deal found 11/30

$646

Mon 5/48:00 pmLAX - STN

1 stop18h 10mTurkish Airlines

Mon 6/111:10 amSTN - LAX

1 stop19h 25mTurkish Airlines

Deal found 12/1

$755

Thu 3/128:50 pmLAX - STN

1 stop19h 20mMultiple Airlines

Tue 3/177:40 amSTN - LAX

1 stop18h 25mMultiple Airlines

Deal found 12/1

$632

Fri 3/67:10 pmLAX - LGW

2 stops17h 25mSWISS

Tue 3/106:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 12/1

$766

Thu 1/11:20 pmLAX - LHR

1 stop14h 40mUnited Airlines

Sat 1/173:20 pmLHR - LAX

Nonstop11h 25mUnited Airlines

Deal found 11/30

$645

Wed 1/218:09 amLAX - LCY

2 stops16h 01mVirgin Atlantic

Tue 1/275:05 pmLCY - LAX

1 stop26h 40mVirgin Atlantic

Deal found 11/29

$645

Fri 4/2410:25 amLAX - LHR

2 stops21h 35mScandinavian Airlines

Sun 5/109:05 pmLHR - LAX

2 stops27h 45mScandinavian Airlines

Deal found 12/1

$649

Fri 4/178:00 pmLAX - STN

1 stop18h 10mTurkish Airlines

Thu 4/305:45 pmSTN - LAX

1 stop26h 05mTurkish Airlines

Deal found 11/29

$764

Thu 1/228:30 amLAX - LCY

2 stops16h 20mVirgin Atlantic

Wed 2/45:05 pmLCY - LAX

1 stop26h 40mVirgin Atlantic

Deal found 11/28

$648

Thu 1/157:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Sat 4/257:25 amLHR - LAX

1 stop15h 50mUnited Airlines

Deal found 11/29

$654

Thu 3/197:45 amLAX - STN

3 stops29h 35mMultiple Airlines

Thu 3/266:25 pmSTN - LAX

3 stops34h 35mMultiple Airlines

Deal found 11/29

$661

Last-minute flights from Irvine to London
Discover last-minute flight deals from Irvine to London. Data last updated December 1, 2025 and is based on user searches.

Thu 12/44:45 pmLAX - LTN

2 stops43h 25mMultiple Airlines

Thu 3/196:50 amLTN - LAX

1 stop19h 15mMultiple Airlines

Deal found 11/30

$624

Thu 12/44:45 pmLAX - LHR

1 stop16h 45mTAP AIR PORTUGAL

Wed 1/216:30 pmLHR - LAX

1 stop28h 10mTAP AIR PORTUGAL

Deal found 11/30

$625

Mon 12/87:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Sat 4/256:55 amLHR - LAX

1 stop16h 20mUnited Airlines

Deal found 11/30

$621

Mon 12/87:45 amLAX - LTN

3 stops28h 25mMultiple Airlines

Mon 12/158:50 pmLTN - LAX

2 stops26h 25mMultiple Airlines

Deal found 11/30

$622

Thu 12/118:20 amLAX - LHR

2 stops28h 15mMultiple Airlines

Tue 1/206:50 amLHR - LAX

2 stops23h 10mMultiple Airlines

Deal found 11/30

$623

Wed 12/242:10 pmLAX - LHR

1 stop13h 40mMultiple Airlines

Wed 1/146:40 pmLHR - LAX

1 stop29h 55mMultiple Airlines

Deal found 11/29

$624

Wed 12/318:20 amLAX - LHR

2 stops19h 00mAir Canada

Tue 1/1311:10 amLHR - LAX

2 stops18h 50mAir Canada

Deal found 11/30

$620

Tue 1/134:45 pmLAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Tue 1/209:20 pmLGW - LAX

2 stops49h 20mTAP AIR PORTUGAL

Deal found 11/29

$624

Tue 1/137:50 pmLAX - LGW

1 stop34h 25mLEVEL

Sun 1/259:50 amLGW - LAX

1 stop16h 20mLEVEL

Deal found 12/1

$625

Thu 1/294:45 pmLAX - STN

2 stops22h 50mMultiple Airlines

Tue 2/37:40 amSTN - LAX

1 stop18h 25mMultiple Airlines

Deal found 11/29

$621

Thu 1/2911:40 amLAX - LGW

2 stops22h 10mSWISS

Tue 2/36:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 11/29

$622

Fri 1/307:30 pmLAX - STN

1 stop14h 55mMultiple Airlines

Mon 2/97:35 amSTN - LAX

1 stop17h 25mMultiple Airlines

Deal found 11/30

$620

One-way flights from Irvine to London
Search for one-way flight options from Irvine to London. Find affordable one-way fares based on user searches. Data last updated December 1, 2025.

Thu 1/2911:30 amLAX - STN

3 stops28h 05mMultiple Airlines

Deal found 11/29

$302

Thu 1/158:55 pmLAX - LTN

1 stop33h 50mMultiple Airlines

Deal found 11/28

$304

Fri 1/2312:15 pmLAX - LGW

3 stops24h 50mMultiple Airlines

Deal found 11/30

$304

Thu 1/158:55 pmLAX - STN

1 stop19h 45mMultiple Airlines

Deal found 11/28

$304

Thu 1/157:00 pmLAX - LHR

Nonstop10h 30mAir New Zealand

Deal found 12/1

$305

Thu 1/88:55 pmLAX - LTN

1 stop18h 05mMultiple Airlines

Deal found 11/30

$305

Wed 12/102:16 pmLAX - LGW

2 stops35h 44mMultiple Airlines

Deal found 11/29

$305

Mon 2/97:45 amLAX - STN

3 stops28h 25mMultiple Airlines

Deal found 11/29

$305

Tue 12/94:45 pmLAX - LTN

2 stops44h 10mMultiple Airlines

Deal found 11/29

$306

Mon 1/1912:33 amLAX - LGW

2 stops21h 27mMultiple Airlines

Deal found 11/29

$306

Fri 12/55:30 pmLAX - LGW

2 stops31h 20mMultiple Airlines

Deal found 11/29

$307

Tue 12/94:45 pmLAX - STN

2 stops41h 15mMultiple Airlines

Deal found 11/29

$307

Cheap flight deals from Irvine to London

Most accurate provider	Gotogate 3 stars
Most trusted provider	Gotogate 3 stars
Round-trip from	$620 (United Airlines)
One-way from	$302 (Mytrip)
Popular in	December
Cheapest in	September
Average price	$1,034

Provider with most accurate pricing for Los Angeles-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.

Search Deals

From Irvine to London (LON)

Search Deals

One-way flight from Irvine to London (LON)

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 4/19

3:30 pm-2:15 pm

1 stop14h 45m

London Heathrow

Fri 5/1

4:00 pm-12:57 am

1 stop16h 57m

$621

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Thu 1/15

1:45 pm-5:50 pm

2 stops20h 05m

London Luton

Thu 1/22

7:25 pm-1:10 pm

2 stops25h 45m

$621

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Thu 1/15

8:55 pm-11:00 pm

1 stop18h 05m

London Luton

Mon 2/2

9:40 pm-6:05 pm

2 stops28h 25m

$623

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 2/12

7:30 pm-6:30 pm

1 stop15h 00m

London Heathrow

Sun 2/15

9:05 pm-5:00 pm

2 stops27h 55m

$624

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 1/20

7:00 pm-1:30 pm

Nonstop10h 30m

London Heathrow

Sat 5/9

6:55 am-3:15 pm

1 stop16h 20m

$629

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 3/4

7:45 am-9:20 am

2 stops17h 35m

London Heathrow

Sat 3/14

3:35 pm-6:00 pm

2 stops33h 25m

$630

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Sat 1/24

7:45 am-1:05 pm

2 stops21h 20m

London Stansted

Sat 1/31

7:15 am-5:00 pm

1 stop17h 45m

$632

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Thu 3/12

8:50 pm-11:10 pm

1 stop19h 20m

London Stansted

Tue 3/17

7:40 am-7:05 pm

1 stop18h 25m

$632

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 1/29

12:40 am-10:15 am

1 stop25h 35m

London Heathrow

Mon 2/2

2:30 pm-11:48 am

1 stop29h 18m

$633

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 4/9

3:30 pm-10:10 am

Nonstop10h 40m

London Heathrow

Mon 4/20

1:45 pm-4:25 pm

1 stop34h 40m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/29

Showing 1-10 of 60 results

...

Best time to book a flight from Irvine to London

Have a flexible travel schedule? Discover the best time to fly to London from Irvine 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 Irvine to London

How far ahead should I book a flight from Irvine to London?

The best time to book flights from Irvine to London is 31 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Irvine to London?

Currently, October is the cheapest month in which you can book a flight from Irvine to London (average of $226). Flying from Irvine to London in June is currently the most expensive (average of $563). 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 IR9 to LON?

It’s typically best to fly out from Irvine to London in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Irvine to London?

Travelers seeking maximum savings on their Irvine to London flight should consider departing on Friday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to London

The most flights from IR9 to LON are scheduled on a Monday (52 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (28 on average).

Reviews of airlines servicing London

Get a feel of what it's like to fly with Delta, American Airlines, and Norse Atlantic UK from Irvine to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

7.9

Good

8,010 reviews

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

11,040 reviews

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Norse Atlantic UK

7.2

Good

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Iberia

7.0

Good

3,036 reviews

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.7

Okay

7,549 reviews

Delta

7.9

Good

8,010 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

How long is the flight from Irvine to London?
Airlines like Delta, Scandinavian Airlines, and United Airlines fly from Irvine to London in about 10h 30m. The time it takes to get you to your destination can typically vary by up to 4h 30m. Irvine and London are separated by a distance of 5439 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from Irvine to London one-way?
To fly one-way, consider booking your trip with LEVEL, which is currently one of the cheapest options available, starting at $313. WestJet flights start at $352 while deals on United Airlines start at $374 one-way.
What are the most popular routes from Irvine to London?
When deciding which route to take from Irvine to London consider Los Angeles - London Heathrow, Los Angeles - London Gatwick or Los Angeles - London City as they are the most popular.
What are the most reliable airlines from Irvine to London?
Consider Air Canada (90%), Austrian Airlines (90%) or United Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Irvine to London.
What are the cheapest flights from Irvine to London?
While on average a flight from Irvine to London is generally $3,124, our data shows the cheapest flight currently is $295. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $427 for that flight.
Can I find deals for flights from Irvine to London that include hotel bookings?
Yes. In addition to deals on Irvine to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Irvine to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to London.
Can I find deals for business class flights from Irvine to London?
Yes. Cheapflights offers flight deals from Irvine to London 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 Irvine to London?
Currently, October is the cheapest month in which you can book a flight from Irvine to London (average of $226). Flying from Irvine to London in June is currently the most expensive (average of $563). 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

Ilford

Hounslow

Hayes

Southend-on-Sea

Harrow

Eastleigh

Dartford

Dover

Winchester

Croydon

Orpington

Watford

Borehamwood

Aylesbury

Chipping Norton

Kingston upon Thames

Wembley

Folkestone

Eastbourne

Sutton

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Irvine to London

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$273	Average$809	FlexibilityNo cancel fee	On-time62%
SWISS	Cheapest$300	Average$912	FlexibilityNo cancel fee	On-time79%
Norse Atlantic UK	Cheapest$358	Average$683	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$425	Average$598	FlexibilityNo cancel fee	On-time77%
Lufthansa	Cheapest$427	Average$872	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$427	Average$618	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$476	Average$686	FlexibilityNo cancel fee	On-timeN/A
Finnair	Cheapest$486	Average$698	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$498	Average$858	FlexibilityNo cancel fee	On-time70%
Alaska Airlines	Cheapest$549	Average$1,057	FlexibilityNo cancel fee	On-time75%

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$302+ Cheap flights from Irvine, CA to London (LON)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Irvine to London with Cheapflights

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Cheapflights Tip: The best prices from Irvine to London are usually found in September or October, booked 31 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Find flight deals from Irvine to London

Cheapest flights from Irvine to LondonExplore the most affordable flight options available from Irvine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

Explore the most affordable flight options available from Irvine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

Cheap flight deals from Irvine to London

Keep the following information in mind while searching for Irvine to London flight deals. Data was last updated December 1, 2025.

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Best time to book a flight from Irvine to London

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Everything you need to know about your flight from Irvine to London

How far ahead should I book a flight from Irvine to London?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to London. Price data was last updated on November 28, 2025.

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What is the cheapest time of day to fly from IR9 to LON?

Find hourly flight availability from Irvine to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 1, 2025.

What is the cheapest day to fly from Irvine to London?

Use this chart to determine the cheapest time to fly round-trip from Irvine to London. Price data was last updated on December 16, 2024.

Weekly flight availability from Irvine to London

Explore weekly flight availability from Irvine to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 1, 2025.

Reviews of airlines servicing London

Get a feel of what it's like to fly with Delta, American Airlines, and Norse Atlantic UK from Irvine to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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Cheapest flights from Irvine to London
Explore the most affordable flight options available from Irvine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.