How long is the flight from Irvine to London?

Airlines like Scandinavian Airlines, SWISS, and Delta fly from Irvine to London in about 10h 20m. The time it takes to get you to your destination can typically vary by up to 19h 10m. 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at $139. TAP AIR PORTUGAL flights start at $168 while deals on Scandinavian Airlines start at $172 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 $3,098, our data shows the cheapest flight currently is $266. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $415 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.

$359+ 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

Cheap 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 16, 2025.

Thu 12/257:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Sat 2/286:40 amLHR - LAX

2 stops18h 20mScandinavian Airlines

Deal found 12/15

$622

Tue 12/304:45 pmLAX - LHR

1 stop16h 45mTAP AIR PORTUGAL

Tue 1/206:00 amLHR - LAX

1 stop17h 00mTAP AIR PORTUGAL

Deal found 12/15

$623

Tue 12/307:10 pmLAX - LHR

1 stop16h 05mSWISS

Fri 1/169:00 amLHR - LAX

1 stop15h 35mSWISS

Deal found 12/16

$625

Tue 12/307:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Sat 2/75:00 pmLHR - LAX

1 stop32h 00mScandinavian Airlines

Deal found 12/15

$628

Wed 12/317:00 pmLAX - LHR

Nonstop10h 30mMultiple Airlines

Fri 1/169:00 amLHR - LAX

1 stop15h 35mMultiple Airlines

Deal found 12/16

$630

Tue 12/304:45 pmLAX - LHR

1 stop20h 50mTAP AIR PORTUGAL

Mon 1/196:30 pmLHR - LAX

1 stop28h 30mTAP AIR PORTUGAL

Deal found 12/16

$632

Wed 12/317:10 pmLAX - LCY

1 stop13h 55mSWISS

Fri 1/169:20 amLCY - LAX

1 stop15h 15mSWISS

Deal found 12/15

$633

Tue 12/307:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Tue 1/209:00 amLHR - LAX

1 stop15h 35mUnited Airlines

Deal found 12/16

$635

Tue 12/3010:30 pmLAX - LHR

Nonstop10h 20mDelta

Tue 1/1311:45 amLHR - LAX

1 stop32h 00mDelta

Deal found 12/15

$636

Sat 12/277:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Wed 1/146:40 amLHR - LAX

2 stops42h 20mScandinavian Airlines

Deal found 12/16

$638

Mon 12/297:30 pmLAX - LHR

1 stop29h 50mScandinavian Airlines

Wed 1/145:00 pmLHR - LAX

1 stop32h 00mScandinavian Airlines

Deal found 12/15

$639

Tue 12/304:45 pmLAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Sun 1/119:25 pmLGW - LAX

2 stops49h 35mTAP AIR PORTUGAL

Deal found 12/15

$707

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 16, 2025.

Thu 1/157:30 pmLAX - STN

1 stop20h 10mMultiple Airlines

Wed 1/286:00 amSTN - LAX

1 stop19h 00mMultiple Airlines

Deal found 12/16

$622

Tue 1/277:30 pmLAX - LHR

1 stop18h 10mScandinavian Airlines

Sun 2/17:50 pmLHR - LAX

2 stops29h 10mScandinavian Airlines

Deal found 12/14

$623

Thu 2/127:10 pmLAX - STN

1 stop29h 30mSWISS

Sat 2/216:15 pmSTN - LAX

1 stop30h 20mSWISS

Deal found 12/15

$628

Mon 1/124:35 pmLAX - LHR

Nonstop10h 20mDelta

Sun 1/2511:20 amLHR - LAX

Nonstop11h 15mDelta

Deal found 12/15

$642

Thu 2/2610:30 pmLAX - LHR

Nonstop10h 20mKLM

Thu 3/511:20 amLHR - LAX

Nonstop11h 15mKLM

Deal found 12/15

$642

Wed 2/47:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Mon 2/162:30 pmLHR - LAX

1 stop14h 38mUnited Airlines

Deal found 12/15

$642

Thu 1/221:45 pmLAX - LCY

1 stop18h 50mVirgin Atlantic

Fri 2/68:05 pmLCY - LAX

1 stop23h 40mVirgin Atlantic

Deal found 12/16

$650

Thu 3/127:55 pmLAX - LGW

2 stops17h 45mTAP AIR PORTUGAL

Mon 3/164:35 pmLGW - LAX

1 stop30h 25mTAP AIR PORTUGAL

Deal found 12/14

$677

Sun 2/86:45 pmLAX - LGW

1 stop30h 35mTurkish Airlines

Sat 2/2110:15 amLGW - LAX

1 stop38h 35mTurkish Airlines

Deal found 12/14

$870

Thu 1/298:00 amLAX - LGW

2 stops18h 55mIcelandair

Thu 2/511:55 amLGW - LAX

2 stops17h 41mIcelandair

Deal found 12/15

$962

Tue 2/247:30 pmLAX - LHR

1 stop15h 00mScandinavian Airlines

Fri 2/277:30 pmLHR - LAX

1 stop29h 30mScandinavian Airlines

Deal found 12/13

$631

Tue 3/38:30 amLAX - LTN

2 stops27h 50mMultiple Airlines

Wed 3/182:40 pmLTN - LAX

2 stops30h 25mMultiple Airlines

Deal found 12/15

$632

Thu 1/297:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Thu 2/53:20 pmLHR - LAX

Nonstop11h 25mUnited Airlines

Deal found 12/15

$642

Thu 1/154:35 pmLAX - LHR

Nonstop10h 20mDelta

Wed 1/2811:20 amLHR - LAX

Nonstop11h 15mDelta

Deal found 12/16

$643

Tue 2/108:09 amLAX - LCY

2 stops16h 41mVirgin Atlantic

Tue 2/248:05 pmLCY - LAX

1 stop23h 40mVirgin Atlantic

Deal found 12/14

$654

Fri 1/167:10 pmLAX - LGW

2 stops17h 25mSWISS

Thu 1/226:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 12/15

$654

Tue 3/178:30 amLAX - LTN

2 stops28h 50mMultiple Airlines

Tue 3/246:20 amLTN - LAX

2 stops22h 40mMultiple Airlines

Deal found 12/16

$637

Tue 2/247:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Thu 3/53:20 pmLHR - LAX

Nonstop11h 25mUnited Airlines

Deal found 12/16

$642

Sun 2/19:50 amLAX - LHR

2 stops15h 10mDelta

Mon 2/165:20 pmLHR - LAX

Nonstop11h 20mDelta

Deal found 12/15

$647

Thu 1/298:00 amLAX - LCY

2 stops15h 15mVirgin Atlantic

Tue 2/175:50 pmLCY - LAX

1 stop25h 55mVirgin Atlantic

Deal found 12/15

$654

Thu 1/157:10 pmLAX - LGW

2 stops31h 30mSWISS

Wed 1/286:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 12/16

$661

Mon 1/127:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Sat 1/176:40 amLHR - LAX

2 stops21h 36mScandinavian Airlines

Deal found 12/14

$679

Wed 3/46:10 pmLAX - STN

1 stop17h 30mMultiple Airlines

Wed 3/115:55 amSTN - LAX

1 stop18h 40mMultiple Airlines

Deal found 12/15

$640

Thu 1/156:25 amLAX - LCY

2 stops16h 50mVirgin Atlantic

Wed 1/285:50 pmLCY - LAX

1 stop25h 55mVirgin Atlantic

Deal found 12/16

$654

Wed 1/77:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Thu 1/153:20 pmLHR - LAX

Nonstop11h 25mUnited Airlines

Deal found 12/15

$671

Thu 12/254:45 pmLAX - LGW

2 stops19h 55mTAP AIR PORTUGAL

Sun 1/119:25 pmLGW - LAX

2 stops49h 35mTAP AIR PORTUGAL

Deal found 12/16

$818

Mon 3/98:30 pmLAX - STN

2 stops17h 50mMultiple Airlines

Sun 3/221:30 pmSTN - LAX

2 stops35h 30mMultiple Airlines

Deal found 12/16

$643

Tue 1/276:00 amLAX - LCY

2 stops18h 10mVirgin Atlantic

Tue 2/35:05 pmLCY - LAX

1 stop26h 40mVirgin Atlantic

Deal found 12/15

$654

Tue 2/174:45 pmLAX - STN

2 stops22h 25mMultiple Airlines

Sun 3/15:55 amSTN - LAX

1 stop20h 15mMultiple Airlines

Deal found 12/14

$644

Thu 1/228:00 amLAX - LCY

2 stops16h 10mVirgin Atlantic

Tue 1/275:05 pmLCY - LAX

1 stop26h 40mVirgin Atlantic

Deal found 12/14

$654

Last-minute flights from Irvine to London
Discover last-minute flight deals from Irvine to London. Data last updated December 16, 2025 and is based on user searches.

Wed 1/72:15 pmLAX - LHR

1 stop13h 00mLufthansa

Tue 1/208:45 amLHR - LAX

2 stops23h 49mLufthansa

Deal found 12/15

$624

Thu 1/87:10 pmLAX - LTN

2 stops19h 00mMultiple Airlines

Thu 1/158:50 pmLTN - LAX

3 stops30h 37mMultiple Airlines

Deal found 12/15

$626

Sun 1/117:00 pmLAX - LHR

Nonstop10h 30mUnited Airlines

Sat 1/246:30 amLHR - LAX

1 stop14h 35mUnited Airlines

Deal found 12/14

$626

Mon 1/127:10 pmLAX - LCY

1 stop29h 35mSWISS

Sun 1/255:40 pmLCY - LAX

1 stop30h 55mSWISS

Deal found 12/15

$624

Mon 1/128:15 amLAX - LHR

2 stops19h 05mMultiple Airlines

Mon 1/197:40 amLHR - LAX

2 stops19h 47mMultiple Airlines

Deal found 12/14

$627

Tue 1/134:45 pmLAX - LHR

1 stop16h 45mTAP AIR PORTUGAL

Tue 1/206:00 amLHR - LAX

1 stop17h 00mTAP AIR PORTUGAL

Deal found 12/15

$622

Tue 1/134:45 pmLAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Tue 1/209:20 pmLGW - LAX

2 stops49h 20mTAP AIR PORTUGAL

Deal found 12/13

$627

Tue 1/1311:30 amLAX - LHR

2 stops20h 50mSWISS

Sat 1/315:10 pmLHR - LAX

1 stop31h 25mSWISS

Deal found 12/16

$628

Wed 1/147:30 pmLAX - LHR

1 stop14h 10mScandinavian Airlines

Wed 1/219:05 pmLHR - LAX

2 stops27h 55mScandinavian Airlines

Deal found 12/15

$623

Thu 1/157:30 pmLAX - STN

1 stop20h 10mMultiple Airlines

Wed 1/286:00 amSTN - LAX

1 stop19h 00mMultiple Airlines

Deal found 12/16

$622

Thu 1/1511:40 amLAX - LGW

2 stops22h 10mSWISS

Thu 1/296:40 pmLGW - LAX

1 stop29h 55mSWISS

Deal found 12/15

$624

Thu 1/151:04 pmLAX - LHR

1 stop12h 36mUnited Airlines

Wed 1/286:30 amLHR - LAX

1 stop14h 35mUnited Airlines

Deal found 12/16

$625

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 16, 2025.

Mon 1/128:20 amLAX - LTN

3 stops41h 15mMultiple Airlines

Deal found 12/16

$359

Sun 3/229:15 pmLAX - LHR

2 stops28h 40mMultiple Airlines

Deal found 12/16

$359

Sat 1/104:45 pmLAX - LGW

2 stops33h 20mTAP AIR PORTUGAL

Deal found 12/15

$359

Mon 2/98:30 amLAX - STN

3 stops26h 10mMultiple Airlines

Deal found 12/16

$359

Sun 3/156:30 pmLAX - LTN

2 stops18h 25mMultiple Airlines

Deal found 12/15

$360

Sun 2/811:50 amLAX - LHR

2 stops41h 00mWestJet

Deal found 12/15

$360

Thu 1/2912:46 pmLAX - LCY

3 stops38h 09mMultiple Airlines

Deal found 12/15

$360

Mon 4/208:15 pmLAX - SEN

2 stops27h 40mMultiple Airlines

Deal found 12/15

$360

Sat 2/145:30 pmLAX - LTN

2 stops17h 55mMultiple Airlines

Deal found 12/14

$361

Thu 1/154:45 pmLAX - LHR

1 stop16h 45mTAP AIR PORTUGAL

Deal found 12/15

$361

Wed 2/188:14 amLAX - LCY

2 stops20h 41mMultiple Airlines

Deal found 12/16

$361

Sun 1/115:30 pmLAX - LGW

2 stops17h 50mMultiple Airlines

Deal found 12/15

$361

Find flight deals from Irvine to London

Most accurate provider	Gotogate 3 stars
Most trusted provider	Gotogate 3 stars
Round-trip from	$622 (Scandinavian Airlines)
One-way from	$359 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$1,045

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. 12% potential increase in price ($105 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($31 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 - STN

LAXSTN

Los Angeles

Thu 1/15

7:30 pm-11:40 pm

1 stop20h 10m

London Stansted

Wed 1/28

6:00 am-5:00 pm

1 stop19h 00m

$622

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 1/27

7:30 pm-9:40 pm

1 stop18h 10m

London Heathrow

Sun 2/1

7:50 pm-5:00 pm

2 stops29h 10m

$623

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Thu 2/12

7:10 pm-8:40 am

1 stop29h 30m

London Stansted

Sat 2/21

6:15 pm-4:35 pm

1 stop30h 20m

$628

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 2/24

7:30 pm-6:30 pm

1 stop15h 00m

London Heathrow

Fri 2/27

7:30 pm-5:00 pm

1 stop29h 30m

$631

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Tue 3/3

8:30 am-8:20 pm

2 stops27h 50m

London Luton

Wed 3/18

2:40 pm-2:05 pm

2 stops30h 25m

$632

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Tue 3/17

8:30 am-8:20 pm

2 stops28h 50m

London Luton

Tue 3/24

6:20 am-10:00 pm

2 stops22h 40m

$637

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Wed 3/4

6:10 pm-7:40 pm

1 stop17h 30m

London Stansted

Wed 3/11

5:55 am-5:35 pm

1 stop18h 40m

$640

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 1/12

4:35 pm-10:55 am

Nonstop10h 20m

London Heathrow

Sun 1/25

11:20 am-2:35 pm

Nonstop11h 15m

$642

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 2/26

10:30 pm-4:50 pm

Nonstop10h 20m

London Heathrow

Thu 3/5

11:20 am-2:35 pm

Nonstop11h 15m

$642

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 2/4

7:00 pm-1:30 pm

Nonstop10h 30m

London Heathrow

Mon 2/16

2:30 pm-9:08 pm

1 stop14h 38m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 $556). 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 27% 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 Friday, which is when the least amount of flights are scheduled (35 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

8,008 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

8,008 reviews

Delta

7.9

Good

8,008 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

11,049 reviews

Delta

7.9

Good

8,008 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

8,008 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

3,051 reviews

Delta

7.9

Good

8,008 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

7,583 reviews

Delta

7.9

Good

8,008 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 Scandinavian Airlines, SWISS, and Delta fly from Irvine to London in about 10h 20m. The time it takes to get you to your destination can typically vary by up to 19h 10m. 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at $139. TAP AIR PORTUGAL flights start at $168 while deals on Scandinavian Airlines start at $172 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 $3,098, our data shows the cheapest flight currently is $266. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $415 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 $556). 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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Harrow

Eastleigh

Dartford

Dover

Winchester

Croydon

Orpington

Watford

Hayes

Borehamwood

Aylesbury

Chipping Norton

Horley

Kingston upon Thames

Wembley

Folkestone

Eastbourne

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$806	FlexibilityNo cancel fee	On-time62%
SWISS	Cheapest$336	Average$912	FlexibilityNo cancel fee	On-time79%
Norse Atlantic UK	Cheapest$357	Average$684	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$420	Average$602	FlexibilityNo cancel fee	On-time77%
Lufthansa	Cheapest$427	Average$899	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$427	Average$610	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$469	Average$791	FlexibilityNo cancel fee	On-time72%
Aer Lingus	Cheapest$476	Average$683	FlexibilityNo cancel fee	On-timeN/A
Finnair	Cheapest$486	Average$694	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$498	Average$850	FlexibilityNo cancel fee	On-time70%

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$359+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.

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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

Cheap 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 16, 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 16, 2025.

Find 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 16, 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 December 12, 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 16, 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 16, 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 16, 2025.