Find flights
Deals
Airlines

£37+ Direct flights from San Diego

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Direct flights from San Diego

Enter your travel dates to find the best prices.

Cheapest flights from San Diego
Explore the most affordable flight options available from San Diego. Find the lowest fares based on data from user searches, with prices last updated on 27 November 2025.

Fri 9/114:50SAN - LAS
Nonstop1h 27mFrontier
Fri 16/107:00LAS - SAN
Nonstop1h 21mFrontier
Deal found 25/11£44
Sun 1/313:33SAN - LAS
Nonstop1h 33mFrontier
Fri 6/311:18LAS - SAN
Nonstop1h 20mFrontier
Deal found 26/11£60
Tue 3/207:50SAN - LAS
Nonstop1h 35mDelta
Thu 5/219:45LAS - SAN
Nonstop1h 14mDelta
Deal found 25/11£73
Sun 7/1206:34SAN - DEN
Nonstop2h 38mFrontier
Tue 16/1221:15DEN - SAN
Nonstop2h 31mFrontier
Deal found 25/11£76
Tue 27/112:41SAN - LAS
Nonstop1h 30mAlaska Airlines
Mon 2/219:52LAS - SAN
Nonstop1h 22mAlaska Airlines
Deal found 25/11£81
Thu 18/1212:40SAN - LAS
Nonstop1h 34mAlaska Airlines
Thu 18/1218:00LAS - SAN
Nonstop1h 36mAlaska Airlines
Deal found 26/11£84
Tue 9/1206:34SAN - DEN
Nonstop2h 38mFrontier
Tue 16/1221:15DEN - SAN
Nonstop2h 31mFrontier
Deal found 25/11£86
Wed 17/1210:59SAN - LAS
Nonstop1h 32mDelta
Fri 19/1216:50LAS - SAN
Nonstop1h 16mDelta
Deal found 25/11£89
Mon 8/1206:34SAN - DEN
Nonstop2h 38mFrontier
Tue 16/1221:15DEN - SAN
Nonstop2h 31mFrontier
Deal found 25/11£89
Wed 14/115:10SAN - LAS
Nonstop1h 24mAlaska Airlines
Sun 25/106:00LAS - SAN
Nonstop1h 17mAlaska Airlines
Deal found 26/11£92
Tue 16/1218:50SAN - LAS
Nonstop1h 29mDelta
Sun 21/1208:00LAS - SAN
Nonstop1h 19mDelta
Deal found 26/11£96
Wed 31/1214:13SAN - LAS
Nonstop1h 31mAlaska Airlines
Wed 31/1218:00LAS - SAN
Nonstop1h 36mAlaska Airlines
Deal found 24/11£99

Find direct flights from San Diego within your budget

 
Use the slider to find direct flights from San Diego within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches. This data was last updated on 27 November 2025.

Fly to

Heathrow

Route

Depart

Return

Price

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 11/2

12:41-14:11

Nonstop1h 30m

Las Vegas Harry Reid Intl

Thu 12/2

06:33-07:50

Nonstop1h 17m

£73

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 4/3

19:40-21:05

Nonstop1h 25m

Las Vegas Harry Reid Intl

Mon 9/3

05:50-07:00

Nonstop1h 10m

£81

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 11/2

07:50-09:25

Nonstop1h 35m

Las Vegas Harry Reid Intl

Sat 14/2

19:30-20:42

Nonstop1h 12m

£81

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 26/2

19:05-20:30

Nonstop1h 25m

Las Vegas Harry Reid Intl

Sat 28/2

13:40-14:55

Nonstop1h 15m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 1/4

08:20-09:50

Nonstop1h 30m

Las Vegas Harry Reid Intl

Fri 3/4

19:55-21:09

Nonstop1h 14m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 28/12

18:59-20:28

Nonstop1h 29m

Las Vegas Harry Reid Intl

Tue 30/12

08:00-09:19

Nonstop1h 19m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 17/12

10:59-12:31

Nonstop1h 32m

Las Vegas Harry Reid Intl

Wed 17/12

16:50-18:06

Nonstop1h 16m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Fri 19/12

07:50-09:15

Nonstop1h 25m

Las Vegas Harry Reid Intl

Mon 22/12

07:55-09:05

Nonstop1h 10m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 17/12

18:50-20:19

Nonstop1h 29m

Las Vegas Harry Reid Intl

Wed 24/12

08:00-09:19

Nonstop1h 19m

£89

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 17/12

18:50-20:19

Nonstop1h 29m

Las Vegas Harry Reid Intl

Sun 21/12

08:00-09:19

Nonstop1h 19m

£89

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Diego

Have a flexible travel schedule? Discover the best time to fly from San Diego 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.

Reviews of airlines flying non-stop to San Diego

Get insights into the airlines that provide direct flights from San Diego. 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 from San Diego. Reviews last updated Cheapflights.
Get a feel of what it's like to fly with British Airways from San Diego by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,539 reviews
Check prices

Comfort

6.7

Crew

7.6

Overall

6.7

Entertainment

6.4

Food

6.3

Boarding

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,539 reviews
British Airways
6.7
Okay
7,539 reviews
Check prices

Comfort

6.7

Crew

7.6

Overall

6.7

Entertainment

6.4

Food

6.3

Boarding

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

Related info for your journey

Access useful and relevant information related to your journey from San Diego. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 27 November 2025.

  • Where can you fly direct from San Diego?

    Currently, the most popular direct flight destination from San Diego is Sacramento.

  • How much are direct flights from San Diego?

    On average, a one-way direct flight from San Diego will cost users approximately £124. If you're looking for a direct round-trip flight from San Diego, you can expect to pay around £415.

  • How long is a direct flight from San Diego?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from San Diego to last approximately 4h 28m on average. The quickest direct flight from San Diego at this time departs from San Diego (1h 40m), while the longest leaves from San Diego (10h 35m).

  • What is the best time of year to fly direct from San Diego?

    If you're seeking the lowest price on a direct flight from San Diego, September is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.