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Cheap flights from Sacramento to London from $222

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 4/15. 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.
Iberia Logo
8:06 am - 10:00 am
SMF
-
LHR
17h 54m1 stop
Iberia Logo
6:00 am - 11:30 pm
LHR
-
SMF
25h 30m2 stops
$600Iberia
Thu, Jan 22 - Tue, Jan 27
Multiple Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m1 stop
Multiple Airlines Logo
2:30 pm - 11:52 am
LHR
-
SMF
29h 22m1 stop
$601Multiple Airlines
Thu, Jan 22 - Tue, Jan 27
Iberia Logo
6:05 am - 10:00 am
SMF
-
LHR
19h 55m1 stop
Iberia Logo
7:30 am - 11:30 pm
LHR
-
SMF
24h 00m2 stops
$602Iberia
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m1 stop
Multiple Airlines Logo
2:30 pm - 11:52 am
LHR
-
SMF
29h 22m1 stop
$603Multiple Airlines
Wed, Feb 4 - Sun, Feb 8
United Airlines Logo
8:29 pm - 11:10 am
SMF
-
LHR
30h 41m1 stop
United Airlines Logo
5:40 pm - 8:45 pm
LHR
-
SMF
35h 05m1 stop
$605United Airlines
Sat, May 9 - Thu, May 21
United Airlines Logo
8:30 pm - 12:00 pm
SMF
-
LHR
31h 30m1 stop
United Airlines Logo
2:30 pm - 11:52 am
LHR
-
SMF
29h 22m1 stop
$607United Airlines
Sun, Feb 8 - Sun, Feb 22
Scandinavian Airlines Logo
11:17 am - 6:30 pm
SMF
-
LHR
24h 13m3 stops
Scandinavian Airlines Logo
7:05 am - 11:32 pm
LHR
-
SMF
23h 27m3 stops
$608Scandinavian Airlines
Thu, Mar 12 - Tue, Mar 17
American Airlines Logo
6:05 am - 9:00 am
SMF
-
LGW
18h 55m2 stops
American Airlines Logo
12:30 pm - 7:34 pm
LGW
-
SMF
39h 04m2 stops
$807American Airlines
Wed, Jan 28 - Sun, Feb 1
British Airways Logo
8:06 am - 8:50 am
SMF
-
LCY
40h 44m2 stops
British Airways Logo
7:15 pm - 11:30 pm
LCY
-
SMF
36h 15m2 stops
$823British Airways
Thu, Jan 22 - Tue, Jan 27
British Airways Logo
8:06 am - 8:50 am
SMF
-
LCY
40h 44m2 stops
British Airways Logo
7:15 pm - 9:29 pm
LCY
-
SMF
34h 14m2 stops
$841British Airways
Sun, Feb 8 - Sun, Feb 22

Iberia flights from Sacramento to London

Our best Iberia deals on Sacramento to London flight tickets
Iberia
Jan 22
SMF8:06 amSacramento Intl
17h 54m
1 stop
LHR10:00 amLondon Heathrow
Jan 27
LHR6:00 amLondon Heathrow
25h 30m
2 stops
SMF11:30 pmSacramento Intl
$600
Find similar
Iberia
Jan 16
SMF6:05 amSacramento Intl
19h 55m
1 stop
LHR10:00 amLondon Heathrow
Jan 23
LHR7:30 amLondon Heathrow
24h 00m
2 stops
SMF11:30 pmSacramento Intl
$602
Find similar
Iberia
Dec 9
SMF7:16 amSacramento Intl
18h 44m
1 stop
LHR10:00 amLondon Heathrow
Jan 17
LHR6:15 amLondon Heathrow
25h 15m
2 stops
SMF11:30 pmSacramento Intl
$627
Find similar

Air Canada flights from Sacramento to London

Our best Air Canada deals on Sacramento to London flight tickets
Air Canada
Apr 21
SMF12:30 pmSacramento Intl
16h 50m
1 stop
LHR1:20 pmLondon Heathrow
May 5
LHR2:05 pmLondon Heathrow
17h 43m
2 stops
SMF11:48 pmSacramento Intl
$609
Find similar
Air Canada
May 9
SMF4:05 pmSacramento Intl
35h 45m
2 stops
LHR11:50 amLondon Heathrow
May 21
LHR5:40 pmLondon Heathrow
35h 05m
1 stop
SMF8:45 pmSacramento Intl
$612
Find similar
Air Canada
Feb 4
SMF12:30 pmSacramento Intl
15h 20m
1 stop
LHR11:50 amLondon Heathrow
Feb 8
LHR2:30 pmLondon Heathrow
29h 22m
1 stop
SMF11:52 amSacramento Intl
$615
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 4, 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

Thu 1/22

8:06 am-10:00 am

1 stop17h 54m

London Heathrow

Tue 1/27

6:00 am-11:30 pm

2 stops25h 30m

$600

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 1/22

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Tue 1/27

2:30 pm-11:52 am

1 stop29h 22m

$601

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 1/16

6:05 am-10:00 am

1 stop19h 55m

London Heathrow

Fri 1/23

7:30 am-11:30 pm

2 stops24h 00m

$602

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 2/4

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Sun 2/8

2:30 pm-11:52 am

1 stop29h 22m

$603

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 5/9

8:29 pm-11:10 am

1 stop30h 41m

London Heathrow

Thu 5/21

5:40 pm-8:45 pm

1 stop35h 05m

$605

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 2/8

8:30 pm-12:00 pm

1 stop31h 30m

London Heathrow

Sun 2/22

2:30 pm-11:52 am

1 stop29h 22m

$607

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 3/12

11:17 am-6:30 pm

3 stops24h 13m

London Heathrow

Tue 3/17

7:05 am-11:32 pm

3 stops23h 27m

$608

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Wed 1/28

6:05 am-9:00 am

2 stops18h 55m

London Gatwick

Sun 2/1

12:30 pm-7:34 pm

2 stops39h 04m

$807

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Thu 1/22

8:06 am-8:50 am

2 stops40h 44m

London City

Tue 1/27

7:15 pm-11:30 pm

2 stops36h 15m

$823

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Sun 2/8

8:06 am-8:50 am

2 stops40h 44m

London City

Sun 2/22

7:15 pm-9:29 pm

2 stops34h 14m

$841

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 October. Flight prices, which tend to average around $792, 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 $801.

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 $813. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $946. 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 evening is the least expensive time of day to depart. momondo users have found prices as low as $856 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $974. 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 $976 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 $817 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 165% more expensive 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

12h 50m

Direct flights

None
The fastest flight from Sacramento to London takes 12h 50m
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 12h 30m.

  • 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 $607Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $615Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
DeltaPriceFrom $649Free CancellationRating
7.9
8,011 reviews
Search Delta flights
United AirlinesPriceFrom $680Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $683Free CancellationRating
7.4
1,592 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $697Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
American AirlinesPriceFrom $700Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights
JetBluePriceFrom $743Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
IberiaPriceFrom $825Free CancellationRating
7.0
3,040 reviews
Search Iberia 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
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

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