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$136+ Cheap flights from Pasadena, CA to London, ON (YXU)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YXU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Pasadena to London

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

Round-trip from

$264
(Mytrip)

One-way from

$136
(Kiwi.com)

Popular in

July

Cheapest in

May
From Pasadena to London
Search Deals
One-way flight from Pasadena to London
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($170 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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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 June 12, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:30 amLAX - YXU
1 stop30h 30mFlair Airlines
Mon 7/149:45 pmYXU - LAX
1 stop16h 00mFlair Airlines
Deal found 6/11$264
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:05 pmLAX - YXU
1 stop8h 09mMultiple Airlines
Mon 7/149:45 pmYXU - LAX
1 stop16h 00mMultiple Airlines
Deal found 6/11$320
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Fri 7/2510:30 pmLAX - YXU
2 stops13h 32mAir Canada
Fri 8/16:15 amYXU - LAX
2 stops16h 17mAir Canada
Deal found 6/10$356
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/147:00 amLAX - YXU
1 stop19h 14mWestJet
Sat 7/198:00 pmYXU - LAX
2 stops25h 10mWestJet
Deal found 6/10$364
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/159:55 pmLAX - YXU
1 stop8h 22mUnited Airlines
Mon 7/213:40 pmYXU - LAX
1 stop8h 20mUnited Airlines
Deal found 6/10$422
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/143:00 pmLAX - YXU
1 stop11h 14mDelta
Mon 7/216:00 amYXU - LAX
2 stops16h 23mDelta
Deal found 6/10$1,627

Cheapflights Fare Finder

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 June 12, 2025.
Use the filters below to find and compare flights from Pasadena to London that are best for you.

Fly from

Pasadena

Fly to

London

Route

Depart

Return

Price

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Thu 7/10

11:30 am-9:00 pm

1 stop30h 30m

London

Mon 7/14

9:45 pm-10:45 am

1 stop16h 00m

$264

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Fri 7/11

6:05 pm-5:14 am

1 stop8h 09m

London

Mon 7/14

9:45 pm-10:45 am

1 stop16h 00m

$320

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Fri 7/25

10:30 pm-3:02 pm

2 stops13h 32m

London

Fri 8/1

6:15 am-7:32 pm

2 stops16h 17m

$356

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Mon 7/14

7:00 am-5:14 am

1 stop19h 14m

London

Sat 7/19

8:00 pm-6:10 pm

2 stops25h 10m

$364

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 7/15

9:55 pm-9:17 am

1 stop8h 22m

London

Mon 7/21

3:40 pm-9:00 pm

1 stop8h 20m

$422

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Mon 7/14

3:00 pm-5:14 am

1 stop11h 14m

London

Mon 7/21

6:00 am-7:23 pm

2 stops16h 23m

$1,627

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 7/29

11:30 am-9:00 pm

1 stop30h 30m

$136

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Wed 7/23

7:00 am-7:09 pm

1 stop9h 09m

$147

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Sat 7/26

9:55 pm-9:17 am

1 stop8h 22m

$148

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Thu 7/24

6:00 am-5:14 am

2 stops20h 14m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
1
2

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.

Cheapflights Insights

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

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, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 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, Ontario, 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 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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.
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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.
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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.
Flair Airlines
6.0
Okay
242 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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

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 airport do you fly into for flights to London from Pasadena?

    London (YXU), located 5.3 mi from the city center, is the airport you fly into when you book flights from Pasadena to London. 2 airlines have flights to London from Pasadena on a regular basis. Booking flights from Pasadena to London should not be difficult; the airport handles an average of 0 inbound flights from Pasadena per day.

  • What are the cheapest airlines to fly from Pasadena to London, Ontario one-way?

    One-way options have recently been found by users for as low as $136 on Flair Airlines. Other airlines that offer cheap prices include WestJet from $147 and Air Canada from $148 one-way.

  • 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.

See more FAQs

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Alternative routes for Pasadena to London

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Top 2 airlines flying from Pasadena to London

Discover the top 2 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$138Average$475FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$183Average$322FlexibilityNo cancel feeOn-time69%

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