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$138+ Cheap flights from Riverside, 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 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from Riverside to London

Keep the following information in mind while searching for Riverside to London flight deals. Data was last updated June 16, 2025.

Round-trip from

$286
(Mytrip)

One-way from

$138
(oojo)

Popular in

August

Cheapest in

May
From Riverside to London
Search Deals
One-way flight from Riverside to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Find flight deals from Riverside to London

Cheapest flights from Riverside to London
Explore the most affordable flight options available from Riverside to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This Mytrip deal was found by Cheapflights users on 6/16. 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 7/316:05 pmLAX - YXU
1 stop8h 09mMultiple Airlines
Thu 8/79:55 amYXU - LAX
1 stop7h 48mMultiple Airlines
Deal found 6/16$285
This Flightnetwork deal was found by Cheapflights users on 6/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:30 pmLAX - YXU
2 stops13h 32mAir Canada
Tue 8/53:40 pmYXU - LAX
1 stop8h 20mAir Canada
Deal found 6/14$304
This oojo deal was found by Cheapflights users on 6/13. 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.
Tue 7/2912:35 pmLAX - YXU
2 stops13h 39mWestJet
Tue 8/56:00 amYXU - LAX
2 stops32h 45mWestJet
Deal found 6/13$333
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 7/105:40 amLAX - YXU
2 stops12h 47mUnited Airlines
Mon 7/146:15 amYXU - LAX
2 stops14h 41mUnited Airlines
Deal found 6/16$490

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside 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 16, 2025.
Use the filters below to find and compare flights from Riverside to London that are best for you.

Fly from

Riverside

Fly to

London

Route

Depart

Return

Price

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Thu 7/31

6:05 pm-5:14 am

1 stop8h 09m

London

Thu 8/7

9:55 am-2:43 pm

1 stop7h 48m

$285

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 7/29

10:30 pm-3:02 pm

2 stops13h 32m

London

Tue 8/5

3:40 pm-9:00 pm

1 stop8h 20m

$304

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 7/29

12:35 pm-5:14 am

2 stops13h 39m

London

Tue 8/5

6:00 am-11:45 am

2 stops32h 45m

$333

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Thu 7/10

5:40 am-9:27 pm

2 stops12h 47m

London

Mon 7/14

6:15 am-5:56 pm

2 stops14h 41m

$490

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Tue 7/29

12:35 pm-5:14 am

2 stops13h 39m

$138

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

Tue 7/29

11:30 am-9:00 pm

1 stop30h 30m

$150

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Sat 7/26

8:32 am-5:14 am

3 stops17h 42m

$226

Los AngelesLondon

LAX - YXU

LAXYXU

Los Angeles

Mon 7/28

12:56 am-9:27 pm

3 stops17h 31m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Best time to book a flight from Riverside to London

Have a flexible travel schedule? Discover the best time to fly to London from Riverside 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 Riverside 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 16, 2025.
See what other customers who have flown with United Airlines, WestJet and Air Canada from Riverside to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,801 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,801 reviews
United Airlines
7.4
Good
8,801 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,873 reviews
United Airlines
7.4
Good
8,801 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,563 reviews
United Airlines
7.4
Good
8,801 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Flair Airlines
6.0
Okay
242 reviews
United Airlines
7.4
Good
8,801 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Riverside 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 Riverside?

    London (YXU) is the airport you will fly into if you book a flight from Riverside to London. You should not have trouble finding flights to London from Riverside; the airport handles an average of 0 inbound flights from Riverside per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the London airport from Riverside. It is only a 5.3 mi journey from London (YXU) to London’s city center.

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

    The cheapest airlines for a one-way flight from Riverside to London, Ontario are WestJet ($138), Air Canada ($148), and Flair Airlines ($150).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Riverside 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 Riverside to London

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Top 2 airlines flying from Riverside to London

Discover the top 2 airlines that operate flights from Riverside 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$138Average$475FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$183Average$322FlexibilityNo cancel feeOn-time69%

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