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Cheap flights from Sacramento to London from $219

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 5/3. 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
1:00 pm - 1:20 pm
SMF
-
LHR
16h 20m
1 stop
Lufthansa Logo
9:00 am - 11:00 pm
LHR
-
SMF
22h 00m
2 stops
$605Lufthansa
Sun, Apr 19 - Thu, May 7
Lufthansa Logo
1:00 pm - 1:20 pm
SMF
-
LHR
16h 20m
1 stop
Lufthansa Logo
7:25 am - 11:00 pm
LHR
-
SMF
23h 35m
2 stops
$607Lufthansa
Sun, Apr 19 - Thu, May 7
Lufthansa Logo
1:49 pm - 10:55 pm
SMF
-
LHR
25h 06m
2 stops
Lufthansa Logo
7:40 am - 8:26 pm
LHR
-
SMF
19h 46m
2 stops
$613Lufthansa
Tue, Mar 3 - Wed, Mar 18
American Airlines Logo
10:22 pm - 7:30 am
SMF
-
LGW
25h 08m
2 stops
American Airlines Logo
12:30 pm - 2:33 pm
LGW
-
SMF
33h 03m
2 stops
$626American Airlines
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m
1 stop
Multiple Airlines Logo
7:40 am - 7:26 pm
LHR
-
SMF
19h 46m
2 stops
$626Multiple Airlines
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m
1 stop
United Airlines Logo
7:40 am - 9:05 pm
LHR
-
SMF
20h 25m
2 stops
$630United Airlines
Tue, Mar 3 - Mon, Mar 16
United Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m
1 stop
United Airlines Logo
12:05 pm - 10:30 pm
LHR
-
SMF
41h 25m
2 stops
$631United Airlines
Sun, Mar 1 - Sun, Mar 8
British Airways Logo
8:18 am - 2:05 pm
SMF
-
LCY
21h 47m
2 stops
British Airways Logo
7:50 am - 9:22 pm
LCY
-
SMF
20h 32m
2 stops
$704British Airways
Tue, Mar 3 - Wed, Mar 18
Multiple Airlines Logo
10:55 am - 8:15 pm
SMF
-
LGW
25h 20m
3 stops
Multiple Airlines Logo
8:10 pm - 7:41 pm
LGW
-
SMF
30h 31m
3 stops
$773Multiple Airlines
Sun, Mar 1 - Sun, Mar 8
British Airways Logo
8:18 am - 8:50 am
SMF
-
LCY
40h 32m
2 stops
British Airways Logo
7:15 pm - 9:22 pm
LCY
-
SMF
33h 07m
2 stops
$809British Airways
Sun, Mar 1 - Sun, Mar 8

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets
United Airlines
Mar 3
SMF12:30 pmSacramento Intl
15h 20m
1 stop
LHR11:50 amLondon Heathrow
Mar 16
LHR7:40 amLondon Heathrow
20h 25m
2 stops
SMF9:05 pmSacramento Intl
$630
United Airlines
Mar 1
SMF12:30 pmSacramento Intl
15h 20m
1 stop
LHR11:50 amLondon Heathrow
Mar 8
LHR12:05 pmLondon Heathrow
41h 25m
2 stops
SMF10:30 pmSacramento Intl
$631
United Airlines
Mar 3
SMF7:08 amSacramento Intl
18h 02m
2 stops
LHR9:10 amLondon Heathrow
Mar 16
LHR7:40 amLondon Heathrow
21h 50m
2 stops
SMF10:30 pmSacramento Intl
$633

Air Canada flights from Sacramento to London

Our best Air Canada deals on Sacramento to London flight tickets
Air Canada
Mar 1
SMF12:30 pmSacramento Intl
15h 20m
1 stop
LHR11:50 amLondon Heathrow
Mar 8
LHR2:30 pmLondon Heathrow
28h 22m
1 stop
SMF11:52 amSacramento Intl
$649
Air Canada
Apr 21
SMF1:00 pmSacramento Intl
14h 50m
2 stops
LHR11:50 amLondon Heathrow
May 14
LHR2:05 pmLondon Heathrow
35h 44m
2 stops
SMF5:49 pmSacramento Intl
$654
Air Canada
Apr 8
SMF5:00 amSacramento Intl
21h 00m
2 stops
LHR10:00 amLondon Heathrow
Apr 21
LHR3:05 pmLondon Heathrow
29h 15m
1 stop
SMF12:20 pmSacramento Intl
$663

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 February 3, 2026.
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

Sun 4/19

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Thu 5/7

9:00 am-11:00 pm

2 stops22h 00m

$605

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 4/19

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Thu 5/7

7:25 am-11:00 pm

2 stops23h 35m

$607

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/3

1:49 pm-10:55 pm

2 stops25h 06m

London Heathrow

Wed 3/18

7:40 am-8:26 pm

2 stops19h 46m

$613

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sun 3/1

10:22 pm-7:30 am

2 stops25h 08m

London Gatwick

Sun 3/8

12:30 pm-2:33 pm

2 stops33h 03m

$626

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 3/1

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Sun 3/8

7:40 am-7:26 pm

2 stops19h 46m

$626

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/3

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Mon 3/16

7:40 am-9:05 pm

2 stops20h 25m

$630

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 3/1

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Sun 3/8

12:05 pm-10:30 pm

2 stops41h 25m

$631

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Tue 3/3

8:18 am-2:05 pm

2 stops21h 47m

London City

Wed 3/18

7:50 am-9:22 pm

2 stops20h 32m

$704

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sun 3/1

10:55 am-8:15 pm

3 stops25h 20m

London Gatwick

Sun 3/8

8:10 pm-7:41 pm

3 stops30h 31m

$773

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Sun 3/1

8:18 am-8:50 am

2 stops40h 32m

London City

Sun 3/8

7:15 pm-9:22 pm

2 stops33h 07m

$809

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 December. Flight prices, which tend to average around $773, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Sacramento averaging around $789.

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 $809. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $948. 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 morning is the least expensive time of day to depart. momondo users have found prices as low as $847 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $967. 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 $930 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 $798 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 23% on your flight if you consider stops on a Sacramento to London flight.

How have Sacramento to London flight prices changed over time?

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 20m

Direct flights

None
The fastest flight from Sacramento to London takes 13h 20m
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 20m.

  • 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
678 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $615Free CancellationRating
7.1
10,685 reviews
Search Air Canada flights
LufthansaPriceFrom $624Free CancellationRating
6.8
7,759 reviews
Search Lufthansa flights
United AirlinesPriceFrom $625Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $630Free CancellationRating
7.9
8,139 reviews
Search Delta flights
American AirlinesPriceFrom $678Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
British AirwaysPriceFrom $679Free CancellationRating
6.7
7,712 reviews
Search British Airways flights
JetBluePriceFrom $743Free CancellationRating
7.2
2,893 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
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Richmond

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