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Cheap flights from Southampton to Riverside from £450

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — LAX
29 Jan — 5 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Riverside

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Riverside
Explore the most affordable flight options available from Southampton to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Tue 30/1217:30SOU - LAX
1 stop26h 15mDelta
Tue 10/213:45LAX - SOU
1 stop19h 20mDelta
Deal found 29/12£948
Tue 30/1217:30SOU - LAX
1 stop26h 15mDelta
Mon 9/213:45LAX - SOU
1 stop19h 20mDelta
Deal found 29/12£1,190
Tue 30/1214:45SOU - LAX
3 stops33h 05mBritish Airways
Mon 9/218:00LAX - SOU
2 stops18h 00mBritish Airways
Deal found 29/12£2,168

Find flight deals from Southampton to Riverside

Keep the following information in mind while searching for Southampton to Riverside flight deals. Data was last updated 30 December 2025.

Round-trip from

£450

Popular in

July

Cheapest in

February

Average price

£830
British Airways
  • British Airways
  • 11/2-18/2
  • 2 total stops
  • 29h 30m total
  • Southampton to Riverside
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£185 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Riverside 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 858,174 searches. Data last updated 30 December 2025.
Use the filters below to find and compare flights from Southampton to Riverside that are best for you.

Fly from

Southampton

Fly to

Riverside

Route

Depart

Return

Price

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 11/2

12:25-18:30

1 stop14h 05m

Los Angeles

Wed 18/2

20:15-19:40

1 stop15h 25m

£450

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 24/2

17:35-11:45

1 stop26h 10m

Los Angeles

Thu 12/3

14:45-17:00

1 stop19h 15m

£465

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 4/2

12:25-18:30

1 stop14h 05m

Los Angeles

Sun 8/2

20:15-19:40

1 stop15h 25m

£466

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Fri 13/2

17:35-11:45

1 stop26h 10m

Los Angeles

Fri 20/2

07:20-08:50

2 stops17h 30m

£467

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 11/2

09:25-11:45

1 stop34h 20m

Los Angeles

Wed 18/2

08:00-08:25

2 stops40h 25m

£469

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 10/2

17:35-18:35

2 stops33h 00m

Los Angeles

Tue 17/2

13:45-08:25

1 stop34h 40m

£473

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 4/3

12:25-18:30

1 stop14h 05m

Los Angeles

Wed 11/3

21:15-19:40

1 stop15h 25m

£480

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 26/1

09:25-22:03

2 stops20h 38m

Los Angeles

Mon 2/2

07:45-08:50

2 stops17h 05m

£482

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Fri 13/2

17:35-11:45

1 stop26h 10m

Los Angeles

Fri 20/2

06:00-08:50

2 stops18h 50m

£482

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 10/2

09:25-23:51

2 stops22h 26m

Los Angeles

Tue 17/2

10:10-17:05

2 stops22h 55m

£487

Flights are sorted by cheapest return flights first.

Deals found on 28/12

Showing 1-10 of 18 results
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Best time to book a flight from Southampton to Riverside

Have a flexible travel schedule? Discover the best time to fly to Riverside from Southampton with our price prediction graph.
Estimated return 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 Southampton to Riverside

What is the cheapest month to book a flight from Southampton to Riverside?

Currently, September is the cheapest month in which you can book a flight from Southampton to Riverside (average of £237). Flying from Southampton to Riverside in July is currently the most expensive (average of £400). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Riverside. 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 from for flights from Southampton to Riverside?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Riverside from Southampton. Booking flights from Eastleigh (SOU) to Riverside should be relatively easy as there are 0 daily outbound flights to Riverside from 0 different airlines.

  • How long is the flight from Southampton to Riverside?

    Departing from Southampton to Riverside will take you 14h 05m. There are 5434 mi between Southampton and Riverside. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southampton to Riverside 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 Southampton to Riverside?

    Currently, September is the cheapest month in which you can book a flight from Southampton to Riverside (average of £237). Flying from Southampton to Riverside in July is currently the most expensive (average of £400). 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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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to Riverside?

Cheapflights helps you search for flights from Southampton to Riverside via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Riverside?

Cheapflights simply makes it quick and affordable to book flights from Southampton to Riverside by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Southampton to Riverside with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to Riverside flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Southampton to Riverside become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Riverside from Southampton today and book when prices fit your budget.

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