London

$249+ Cheap flights from Pasadena, 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LON
Dec 27 — Jan 31
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The best prices from Pasadena to London are usually found in April or October, booked 86 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from Pasadena to London

Discover tips and strategies to find the most affordable flight options for your journey from Pasadena (P4S) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$619
(Scandinavian Airlines)

One-way from

$249
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$953
From Pasadena to London (LON)
One-way flight from Pasadena to London (LON)
High demand for flights, 17% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Pasadena to London

Cheapest flights from Pasadena to London
Explore the most affordable flight options available from Pasadena to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Norse deal was found by Cheapflights users on 12/21. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:36 pmLAX - LGW
1 stop29h 59mMultiple Airlines
Tue 1/1412:00 pmLGW - LAX
1 stop35h 23mMultiple Airlines
Deal found 12/21$638
This Scandinavian Airlines deal was found by Cheapflights users on 12/22. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:40 pmLAX - LHR
1 stop14h 20mScandinavian Airlines
Wed 1/226:40 amLHR - LAX
1 stop16h 55mScandinavian Airlines
Deal found 12/22$660
This Mytrip deal was found by Cheapflights users on 12/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:30 amLAX - STN
2 stops27h 40mMultiple Airlines
Mon 1/138:55 pmSTN - LAX
2 stops27h 35mMultiple Airlines
Deal found 12/21$696
This JetBlue deal was found by Cheapflights users on 12/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:58 amLAX - LHR
1 stop13h 32mJetBlue
Wed 1/227:25 amLHR - LAX
1 stop17h 54mJetBlue
Deal found 12/22$764
This Mytrip deal was found by Cheapflights users on 12/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:30 amLAX - LCY
3 stops28h 55mMultiple Airlines
Mon 1/137:05 pmLCY - LAX
3 stops33h 28mMultiple Airlines
Deal found 12/21$884
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Tue 12/314:15 pmLAX - LTN
1 stop18h 50mMultiple Airlines
Wed 1/228:25 amLTN - LAX
1 stop20h 05mMultiple Airlines
Deal found 12/21$887
This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/267:30 pmLAX - LGW
1 stop29h 00mVueling
Tue 1/289:10 amLGW - LAX
1 stop17h 55mVueling
Deal found 12/21$888
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Wed 12/253:30 pmLAX - LHR
Nonstop10h 35mMultiple Airlines
Tue 1/142:50 pmLHR - LAX
1 stop14h 52mMultiple Airlines
Deal found 12/22$896
This Booking.com deal was found by Cheapflights users on 12/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/293:25 pmLAX - LHR
Nonstop10h 20mVirgin Atlantic
Wed 1/1511:45 amLHR - LAX
1 stop32h 00mVirgin Atlantic
Deal found 12/22$927
This CrystalTravel deal was found by Cheapflights users on 12/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:55 pmLAX - LHR
Nonstop10h 30mBritish Airways
Mon 1/133:05 pmLHR - LAX
Nonstop11h 20mBritish Airways
Deal found 12/22$930
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/307:00 pmLAX - LHR
Nonstop10h 30mUnited Airlines
Mon 1/131:45 pmLHR - LAX
1 stop34h 45mUnited Airlines
Deal found 12/22$931
This SWISS deal was found by Cheapflights users on 12/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:10 pmLAX - LGW
1 stop14h 40mSWISS
Mon 1/136:45 pmLGW - LAX
1 stop29h 45mSWISS
Deal found 12/21$944

Find flights from Pasadena to London within your budget

Customize your flight search to find flights from Pasadena to London 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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 1/14

5:40 pm-9:40 pm

1 stop20h 00m

London Heathrow

Sun 1/19

7:30 pm-3:35 pm

1 stop28h 05m

$619

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Mon 1/6

9:21 pm-10:35 am

1 stop29h 14m

London Gatwick

Tue 1/14

12:00 pm-7:33 am

1 stop27h 33m

$619

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 3/2

6:00 am-9:30 am

1 stop19h 30m

London Heathrow

Wed 3/12

7:25 am-12:13 am

1 stop23h 48m

$621

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Mon 1/13

5:40 pm-12:50 pm

1 stop35h 10m

London Heathrow

Fri 1/31

3:15 pm-9:44 pm

2 stops38h 29m

$623

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Thu 3/6

7:30 pm-10:00 pm

1 stop18h 30m

London Gatwick

Sun 3/9

9:10 am-7:05 pm

1 stop17h 55m

$625

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Wed 2/5

8:15 pm-11:15 pm

1 stop19h 00m

London Luton

Wed 2/12

6:50 am-6:30 pm

1 stop19h 40m

$628

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Wed 2/5

8:15 pm-8:55 pm

1 stop16h 40m

London Stansted

Wed 2/12

8:15 am-6:30 pm

1 stop18h 15m

$628

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 1/9

5:40 pm-12:50 pm

1 stop35h 10m

London Heathrow

Mon 1/13

2:50 pm-12:01 pm

1 stop29h 11m

$643

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 1/12

10:20 pm-4:40 pm

Nonstop10h 20m

London Heathrow

Tue 1/28

6:20 am-1:05 pm

1 stop14h 45m

$645

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 2/5

7:10 pm-5:50 pm

1 stop14h 40m

London Heathrow

Fri 2/21

8:55 am-4:30 pm

1 stop15h 35m

$647

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 60 results
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Best time to book a flight from Pasadena to London

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

Travel insights for flights from Pasadena to London

Get recent, data-driven insights about flights from Pasadena to London including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Pasadena to London. Price data was last updated on December 20, 2024.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pasadena to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Pasadena to London (average of $661). Flying from Pasadena to London in June is currently the most expensive (average of $1,135). 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 P4S to LON?

Find hourly flight availability from Pasadena 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 22, 2024.

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

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

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

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

Weekly flight availability from Pasadena to London

Explore weekly flight availability from Pasadena 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 22, 2024.

The most flights from P4S to LON are scheduled on a Monday (54 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (38 on average).

Rainfall in London by month

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

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.

Temperature in London by month

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

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).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 22, 2024.
Peruse reviews from past customers who have flown with Scandinavian Airlines, Virgin Atlantic and American Airlines from Pasadena to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

8.0
Very good
8,594 reviews
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

7.8
Good
1,345 reviews
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

7.8
Good
386 reviews
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

7.8
Good
539 reviews
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

7.7
Good
1,283 reviews
8.0
Very good
8,594 reviews

Crew

8.6

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Related info for your journey

Find useful and relevant information for your journey from Pasadena to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Pasadena to London one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $256. Users have also found prices from $299 and $321 on JetBlue and SWISS, respectively.

  • What are the most popular routes from Pasadena to London?

  • What are the most reliable airlines from Pasadena 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 Pasadena to London.

  • What are the cheapest flights from Pasadena to London?

    Looking for the cheapest flight from Pasadena to London? While on average our users pay $1,745, our data indicates the cheapest price to be $397. The most popular route (Los Angeles - London Heathrow), is priced around $420.

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

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

  • How can I find direct flights from Pasadena to London?

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

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

    Yes. Cheapflights offers flight deals from Pasadena 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 Pasadena to London?

    Currently, November is the cheapest month in which you can book a flight from Pasadena to London (average of $661). Flying from Pasadena to London in June is currently the most expensive (average of $1,135). 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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Alternative routes for Pasadena to London

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

Top 10 airlines flying from Pasadena to London

Discover the top 10 airlines that operate flights from Pasadena to London. 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 December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$382Average$674FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$424Average$608FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$425Average$709FlexibilityNo cancel feeOn-time72%
KLMCheapest$463Average$804FlexibilityNo cancel feeOn-time75%
DeltaCheapest$481Average$806FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$538Average$790FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$547Average$754FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$549Average$759FlexibilityNo cancel feeOn-time76%
FinnairCheapest$552Average$743FlexibilityNo cancel feeOn-time76%
WestJetCheapest$555Average$807FlexibilityNo cancel feeOn-time60%
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