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Cheap flights from Sacramento to London from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to London departing on 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Sacramento to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
7:08 am - 5:55 am
SMF
-
LHR
14h 47m1 stop
Lufthansa Logo
7:40 am - 7:41 pm
LHR
-
SMF
20h 01m2 stops
$597Lufthansa
Mon, Feb 23 - Mon, Mar 2
Lufthansa Logo
8:45 am - 3:50 pm
SMF
-
LHR
23h 05m2 stops
Lufthansa Logo
7:40 am - 10:37 pm
LHR
-
SMF
22h 57m2 stops
$605Lufthansa
Mon, Feb 9 - Thu, Feb 26
Lufthansa Logo
7:08 am - 7:55 am
SMF
-
LHR
16h 47m1 stop
Lufthansa Logo
6:30 am - 4:06 pm
LHR
-
SMF
17h 36m2 stops
$607Lufthansa
Thu, Feb 12 - Sun, Feb 15
Multiple Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m1 stop
Multiple Airlines Logo
6:35 am - 11:52 am
LHR
-
SMF
37h 17m2 stops
$614Multiple Airlines
Fri, Feb 6 - Fri, Feb 13
Lufthansa Logo
2:25 pm - 7:35 pm
SMF
-
LHR
21h 10m2 stops
Lufthansa Logo
6:30 am - 4:06 pm
LHR
-
SMF
17h 36m2 stops
$615Lufthansa
Sun, Feb 8 - Sun, Feb 15
Multiple Airlines Logo
12:30 pm - 7:10 am
SMF
-
LHR
34h 40m2 stops
Multiple Airlines Logo
6:35 am - 11:52 am
LHR
-
SMF
37h 17m2 stops
$617Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
6:20 am - 10:40 am
SMF
-
LGW
20h 20m2 stops
American Airlines Logo
12:20 pm - 12:12 am
LGW
-
SMF
19h 52m2 stops
$696American Airlines
Sat, Apr 25 - Thu, May 14
Iberia Logo
8:06 am - 2:05 pm
SMF
-
LCY
21h 59m2 stops
Iberia Logo
7:15 pm - 10:45 am
LCY
-
SMF
23h 30m2 stops
$737Iberia
Wed, Jan 28 - Mon, Feb 9
Iberia Logo
6:05 am - 8:50 am
SMF
-
LCY
18h 45m2 stops
Iberia Logo
7:50 am - 11:30 pm
LCY
-
SMF
23h 40m2 stops
$789Iberia
Thu, Jan 22 - Wed, Feb 4
British Airways Logo
8:18 am - 7:00 pm
SMF
-
LGW
26h 42m2 stops
British Airways Logo
7:40 pm - 10:41 pm
LGW
-
SMF
35h 01m2 stops
$860British Airways
Tue, Feb 24 - Tue, Mar 3

Lufthansa flights from Sacramento to London

Our best Lufthansa deals on Sacramento to London flight tickets
Lufthansa
Feb 23
SMF7:08 amSacramento Intl
14h 47m
1 stop
LHR5:55 amLondon Heathrow
Mar 2
LHR7:40 amLondon Heathrow
20h 01m
2 stops
SMF7:41 pmSacramento Intl
$597
Find similar
Lufthansa
Feb 9
SMF8:45 amSacramento Intl
23h 05m
2 stops
LHR3:50 pmLondon Heathrow
Feb 26
LHR7:40 amLondon Heathrow
22h 57m
2 stops
SMF10:37 pmSacramento Intl
$605
Find similar
Lufthansa
Feb 12
SMF7:08 amSacramento Intl
16h 47m
1 stop
LHR7:55 amLondon Heathrow
Feb 15
LHR6:30 amLondon Heathrow
17h 36m
2 stops
SMF4:06 pmSacramento Intl
$607
Find similar

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets
United Airlines
Feb 17
SMF12:30 pmSacramento Intl
15h 20m
1 stop
LHR11:50 amLondon Heathrow
Feb 28
LHR9:00 amLondon Heathrow
21h 15m
2 stops
SMF10:15 pmSacramento Intl
$624
Find similar
United Airlines
Feb 5
SMF7:00 amSacramento Intl
15h 40m
2 stops
LHR6:40 amLondon Heathrow
Feb 12
LHR11:10 amLondon Heathrow
19h 05m
2 stops
SMF10:15 pmSacramento Intl
$628
Find similar
United Airlines
Apr 22
SMF12:30 pmSacramento Intl
16h 50m
1 stop
LHR1:20 pmLondon Heathrow
May 8
LHR8:40 amLondon Heathrow
33h 22m
2 stops
SMF10:02 amSacramento Intl
$640
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sacramento 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Sacramento to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 2/23

7:08 am-5:55 am

1 stop14h 47m

London Heathrow

Mon 3/2

7:40 am-7:41 pm

2 stops20h 01m

$597

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 2/9

8:45 am-3:50 pm

2 stops23h 05m

London Heathrow

Thu 2/26

7:40 am-10:37 pm

2 stops22h 57m

$605

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 2/12

7:08 am-7:55 am

1 stop16h 47m

London Heathrow

Sun 2/15

6:30 am-4:06 pm

2 stops17h 36m

$607

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 2/6

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Fri 2/13

6:35 am-11:52 am

2 stops37h 17m

$614

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 2/8

2:25 pm-7:35 pm

2 stops21h 10m

London Heathrow

Sun 2/15

6:30 am-4:06 pm

2 stops17h 36m

$615

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 2/3

12:30 pm-7:10 am

2 stops34h 40m

London Heathrow

Tue 2/10

6:35 am-11:52 am

2 stops37h 17m

$617

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 4/25

6:20 am-10:40 am

2 stops20h 20m

London Gatwick

Thu 5/14

12:20 pm-12:12 am

2 stops19h 52m

$696

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Wed 1/28

8:06 am-2:05 pm

2 stops21h 59m

London City

Mon 2/9

7:15 pm-10:45 am

2 stops23h 30m

$737

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Thu 1/22

6:05 am-8:50 am

2 stops18h 45m

London City

Wed 2/4

7:50 am-11:30 pm

2 stops23h 40m

$789

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 2/24

8:18 am-7:00 pm

2 stops26h 42m

London Gatwick

Tue 3/3

7:40 pm-10:41 pm

2 stops35h 01m

$860

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Sacramento to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sacramento and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sacramento is in February. Flight prices, which tend to average around $791, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Sacramento averaging around $792.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Sacramento to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $808. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $943. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Sacramento in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $853 when looking at flights departing in the afternoon. Flights to London are more costly at noon, with an average ticket price of $977. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $963 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sacramento for as low as $815 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 38% on your flight if you consider stops on a Sacramento to London flight.

How have Sacramento to London flight prices changed over time?

As of December 2025, prices for Sacramento to London flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Sacramento to London

Are you open to changing your travel dates? Check out the ideal times to fly from Sacramento to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sacramento to London (SMF to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sacramento to London

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Sacramento to London takes 13h 05m
There are no direct flights from Sacramento to London. There are no popular flight routes from Sacramento to London.
Search flight deals

  • How far is Sacramento Intl to London by plane?

    The distance between Sacramento Intl and London is about 5276.7 mi. In terms of flight time, this usually takes a little over 13h 05m.

  • When did momondo last update prices for flights from Sacramento Intl Airport to London?

    Prices for flights from Sacramento Intl Airport to London refresh daily.

  • How many operators does momondo search for flights from Sacramento Intl Airport to London?

  • How old do you have to be to fly from Sacramento Intl Airport to London?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sacramento to London?

Best airlines flying from Sacramento to London

Compare and see reviews for airlines that fly from Sacramento to London with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $599Free CancellationRating
7.5
677 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $615Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
DeltaPriceFrom $649Free CancellationRating
7.9
8,015 reviews
Search Delta flights
United AirlinesPriceFrom $678Free CancellationRating
7.4
9,107 reviews
Search United Airlines flights
British AirwaysPriceFrom $679Free CancellationRating
6.7
7,607 reviews
Search British Airways flights
American AirlinesPriceFrom $681Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $683Free CancellationRating
7.4
1,620 reviews
Search Scandinavian Airlines flights
JetBluePriceFrom $743Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Sacramento to London?

It is quick and easy to find Sacramento to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Sacramento to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Sacramento which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sacramento to London?

Once you have performed a search for Sacramento to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sacramento to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sacramento to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport