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$247+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YXU
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap 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 April 10, 2026.

This Trip.com deal was found by Cheapflights users on 4/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:05 pm
LAX
-
YXU
1 stop8h 15m
WestJet
Mon 7/136:10 am
YXU
-
LAX
1 stop18h 55m
WestJet
Deal found 4/7$469
This FlightHub deal was found by Cheapflights users on 4/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:05 pm
LAX
-
YXU
1 stop8h 15m
WestJet
Mon 5/186:10 am
YXU
-
LAX
1 stop10h 55m
WestJet
Deal found 4/9$507
This Trip.com deal was found by Cheapflights users on 4/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:15 pm
LAX
-
YXU
1 stop13h 05m
WestJet
Fri 5/156:10 am
YXU
-
LAX
2 stops12h 50m
WestJet
Deal found 4/8$511
This WestJet deal was found by Cheapflights users on 4/7. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:05 pm
LAX
-
YXU
1 stop8h 15m
WestJet
Fri 8/282:40 pm
YXU
-
LAX
2 stops10h 25m
WestJet
Deal found 4/7$529
This Air Canada deal was found by Cheapflights users on 4/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:30 pm
LAX
-
YXU
1 stop16h 13m
Air Canada
Wed 6/33:30 pm
YXU
-
LAX
1 stop8h 30m
Air Canada
Deal found 4/5$543

Find flight deals from Pasadena to London

Keep the following information in mind while searching for Pasadena to London flight deals. Data was last updated April 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$469
(Trip.com)

One-way from

$247
(Kiwi.com)
Provider with most accurate pricing for Los Angeles-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-London flights.
Search Deals
From Pasadena to London
Search Deals
One-way flight from Pasadena to London
Search Deals

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 April 10, 2026.
Use the filters below to find and compare flights from Pasadena to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Wed 7/8

6:05 pm-5:20 am

1 stop8h 15m

London

Mon 7/13

6:10 am-10:05 pm

1 stop18h 55m

$469
Quickest round-trip

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Fri 5/15

6:05 pm-5:20 am

1 stop8h 15m

London

Mon 5/18

6:10 am-2:05 pm

1 stop10h 55m

$507

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Mon 5/11

1:15 pm-5:20 am

1 stop13h 05m

London

Fri 5/15

6:10 am-4:00 pm

2 stops12h 50m

$511

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Mon 8/24

6:05 pm-5:20 am

1 stop8h 15m

London

Fri 8/28

6:10 am-2:05 pm

1 stop10h 55m

$523

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 6/2

4:30 pm-11:43 am

1 stop16h 13m

London

Wed 6/3

3:30 pm-9:00 pm

1 stop8h 30m

$543
Cheapest one-way
Quickest one-way

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Sun 7/12

10:25 pm-11:45 am

2 stops10h 20m

$250

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Sun 6/14

6:05 pm-1:50 pm

2 stops40h 45m

$280

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Wed 5/27

5:10 am-9:38 pm

2 stops13h 28m

$286

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Sun 6/14

6:05 pm-1:50 pm

3 stops40h 45m

$297

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Wed 5/27

4:30 pm-8:53 am

1 stop13h 23m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

Showing 1-10 of 15 resultsSorted by cheapest first
1
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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.

Cheapflights Insights

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

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

Currently, July is the cheapest month in which you can book a flight from Pasadena to London, Ontario (average of $91). Flying from Pasadena to London, Ontario in December is currently the most expensive (average of $188). 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.

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 April 10, 2026.
Peruse reviews from past customers who have flown with Air Canada from Pasadena to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,915 reviews

Comfort

7.1

Crew

7.8

Overall

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good
Air Canada
7.1
Good
10,915 reviews
Air Canada
7.1
Good
10,915 reviews

Comfort

7.1

Crew

7.8

Overall

7.1

Entertainment

6.8

Boarding

7.3

Food

6.3

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good

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. 1 airline 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.

  • How long is the flight from Pasadena to London, Ontario?

    There are many flights that can get you from Pasadena to London, Ontario in 8h 15m. Fly via WestJet to get the fastest option. The distance from Pasadena to London, Ontario is about 2090 mi.

  • 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, Ontario?

    Currently, July is the cheapest month in which you can book a flight from Pasadena to London, Ontario (average of $91). Flying from Pasadena to London, Ontario in December is currently the most expensive (average of $188). 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

Traveling to a place near London?

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Top airline flying from Pasadena to London

Discover the top airline 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 April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$307Average$542FlexibilityNo cancel feeOn-time67%

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