Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Sacramento to London from $329

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 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Sacramento to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:55 pm - 5:50 pm
SMF
-
LHR
19h 55m
2 stops
Multiple Airlines Logo
7:25 am - 5:48 pm
LHR
-
SMF
18h 23m
2 stops
$807Multiple Airlines
Tue, May 5 - Tue, May 12
Lufthansa Logo
1:00 pm - 5:40 pm
SMF
-
LHR
20h 40m
2 stops
Lufthansa Logo
7:25 am - 10:55 pm
LHR
-
SMF
23h 30m
2 stops
$816Lufthansa
Fri, Aug 21 - Sun, Aug 23
Lufthansa Logo
2:12 pm - 4:40 pm
SMF
-
LHR
18h 28m
2 stops
Lufthansa Logo
7:25 am - 10:55 pm
LHR
-
SMF
23h 30m
2 stops
$817Lufthansa
Fri, Aug 21 - Sun, Aug 23
Air Canada Logo
7:00 am - 6:30 am
SMF
-
LHR
15h 30m
2 stops
Air Canada Logo
8:30 am - 9:10 pm
LHR
-
SMF
20h 40m
1 stop
$818Air Canada
Sun, Sep 6 - Sat, Sep 26
Air Canada Logo
7:00 am - 6:30 am
SMF
-
LHR
15h 30m
2 stops
Air Canada Logo
9:30 am - 6:35 pm
LHR
-
SMF
17h 05m
2 stops
$823Air Canada
Sun, Sep 6 - Sat, Sep 26
Scandinavian Airlines Logo
11:55 am - 6:30 pm
SMF
-
LHR
22h 35m
2 stops
Scandinavian Airlines Logo
6:40 am - 10:16 pm
LHR
-
SMF
23h 36m
2 stops
$824Scandinavian Airlines
Mon, Sep 28 - Mon, Oct 12
Iberia Logo
2:31 pm - 2:25 pm
SMF
-
LHR
15h 54m
1 stop
Iberia Logo
2:25 pm - 10:49 pm
LHR
-
SMF
16h 24m
1 stop
$826Iberia
Tue, May 5 - Tue, May 12
Scandinavian Airlines Logo
11:55 am - 5:40 pm
SMF
-
LHR
21h 45m
2 stops
Scandinavian Airlines Logo
6:40 am - 10:16 pm
LHR
-
SMF
23h 36m
2 stops
$827Scandinavian Airlines
Mon, Sep 28 - Mon, Oct 12
Lufthansa Logo
2:24 pm - 5:05 pm
SMF
-
LHR
18h 41m
2 stops
Lufthansa Logo
6:55 am - 5:34 pm
LHR
-
SMF
18h 39m
2 stops
$829Lufthansa
Mon, Aug 10 - Wed, Aug 26
Lufthansa Logo
2:24 pm - 5:05 pm
SMF
-
LHR
18h 41m
2 stops
Lufthansa Logo
6:55 am - 5:34 pm
LHR
-
SMF
18h 39m
2 stops
$830Lufthansa
Mon, Aug 10 - Wed, Aug 26

British Airways flights from Sacramento to London Heathrow Airport

Our best British Airways deals on Sacramento to London Heathrow Airport flight tickets
British Airways
Aug 5
SMF6:44 amSacramento Intl
18h 16m
1 stop
LHR9:00 amLondon Heathrow
Aug 19
LHR12:00 pmLondon Heathrow
16h 44m
1 stop
SMF8:44 pmSacramento Intl
$897
British Airways
Aug 5
SMF11:00 amSacramento Intl
14h 00m
1 stop
LHR9:00 amLondon Heathrow
Aug 19
LHR12:55 pmLondon Heathrow
18h 37m
1 stop
SMF11:32 pmSacramento Intl
$898
British Airways
Apr 15
SMF7:00 amSacramento Intl
20h 35m
1 stop
LHR11:35 amLondon Heathrow
May 1
LHR2:25 pmLondon Heathrow
16h 16m
1 stop
SMF10:41 pmSacramento Intl
$1,070

Scandinavian Airlines flights from Sacramento to London Heathrow Airport

Our best Scandinavian Airlines deals on Sacramento to London Heathrow Airport flight tickets
Scandinavian Airlines
Sep 28
SMF11:55 amSacramento Intl
22h 35m
2 stops
LHR6:30 pmLondon Heathrow
Oct 12
LHR6:40 amLondon Heathrow
23h 36m
2 stops
SMF10:16 pmSacramento Intl
$824
Scandinavian Airlines
Sep 28
SMF11:55 amSacramento Intl
21h 45m
2 stops
LHR5:40 pmLondon Heathrow
Oct 12
LHR6:40 amLondon Heathrow
23h 36m
2 stops
SMF10:16 pmSacramento Intl
$827
Scandinavian Airlines
Sep 28
SMF11:55 amSacramento Intl
25h 40m
3 stops
LHR9:35 pmLondon Heathrow
Oct 12
LHR6:40 amLondon Heathrow
23h 36m
2 stops
SMF10:16 pmSacramento Intl
$833

momondo Fare Finder

 
Customize your flight search to find flights from Sacramento to London Heathrow Airport 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 April 1, 2026.
Use the filters below to find and compare flights from Sacramento to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 5/5

1:55 pm-5:50 pm

2 stops19h 55m

London Heathrow

Tue 5/12

7:25 am-5:48 pm

2 stops18h 23m

$807

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 8/21

1:00 pm-5:40 pm

2 stops20h 40m

London Heathrow

Sun 8/23

7:25 am-10:55 pm

2 stops23h 30m

$816

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 8/21

2:12 pm-4:40 pm

2 stops18h 28m

London Heathrow

Sun 8/23

7:25 am-10:55 pm

2 stops23h 30m

$817

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 9/6

7:00 am-6:30 am

2 stops15h 30m

London Heathrow

Sat 9/26

8:30 am-9:10 pm

1 stop20h 40m

$818

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 9/6

7:00 am-6:30 am

2 stops15h 30m

London Heathrow

Sat 9/26

9:30 am-6:35 pm

2 stops17h 05m

$823

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 9/28

11:55 am-6:30 pm

2 stops22h 35m

London Heathrow

Mon 10/12

6:40 am-10:16 pm

2 stops23h 36m

$824
Quickest round-trip

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 5/5

2:31 pm-2:25 pm

1 stop15h 54m

London Heathrow

Tue 5/12

2:25 pm-10:49 pm

1 stop16h 24m

$826

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 9/28

11:55 am-5:40 pm

2 stops21h 45m

London Heathrow

Mon 10/12

6:40 am-10:16 pm

2 stops23h 36m

$827

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 8/10

2:24 pm-5:05 pm

2 stops18h 41m

London Heathrow

Wed 8/26

6:55 am-5:34 pm

2 stops18h 39m

$829

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 8/10

2:24 pm-5:05 pm

2 stops18h 41m

London Heathrow

Wed 8/26

6:55 am-5:34 pm

2 stops18h 39m

$830

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Sacramento to London Heathrow Airport

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 Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Sacramento, with most prices found around $731. If you’re not able to fly to London Heathrow Airport in March, then January is your next best option. Flight prices from Sacramento to London Heathrow Airport during January average around $753.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $808. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $942.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Sacramento to London Heathrow Airport in the afternoon for as low as $857. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $941.

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

You are more likely to see cheaper flights to London Heathrow Airport from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $890 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sacramento for as low as $796 on momondo.

Can stopping save me money on Sacramento to London Heathrow Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Sacramento to London Heathrow Airport flight.

How have Sacramento to London Heathrow Airport flight prices changed over time?

As of April 2026, prices for Sacramento to London Heathrow Airport flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Sacramento to London Heathrow Airport

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

Cheap Sacramento to London Heathrow Airport (SMF to LHR) flight deals and tips

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

Fastest flight time

13h 46m

Direct flights

None
The fastest flight from Sacramento to London Heathrow Airport takes 13h 46m
There are no direct flights from Sacramento to London Heathrow Airport. There are no popular flight routes from Sacramento to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Sacramento to London Heathrow Airport

  • How far is Sacramento Intl to London Heathrow by plane?

    London Heathrow is 5268.3 mi away from Sacramento Intl. A reasonable flight in good conditions will take 13h 46m.

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

    Prices for flights from Sacramento Intl Airport to London Heathrow Airport are refreshed on a daily basis.

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

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

    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 Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow Airport 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 Heathrow Airport?

Best airlines flying from Sacramento to London Heathrow Airport

Compare and see reviews for airlines that fly from Sacramento to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $599Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $615Free CancellationRating
7.1
10,880 reviews
Search Air Canada flights
LufthansaPriceFrom $624Free CancellationRating
6.8
7,882 reviews
Search Lufthansa flights
United AirlinesPriceFrom $624Free CancellationRating
7.4
9,533 reviews
Search United Airlines flights
British AirwaysPriceFrom $625Free CancellationRating
6.7
7,843 reviews
Search British Airways flights
DeltaPriceFrom $625Free CancellationRating
7.9
8,367 reviews
Search Delta flights
American AirlinesPriceFrom $678Free CancellationRating
7.1
11,549 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $729Free CancellationRating
7.3
1,737 reviews
Search Scandinavian Airlines flights
JetBluePriceFrom $743Free CancellationRating
7.2
2,910 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
Stratford-upon-Avon
Crawley
Hayes
Wembley
Stansted
Croydon
Dartford
Brentwood
Guildford
Cobham
Folkestone
Romford
Harrow
Watford

Why use momondo?

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

Finding the right flight to London from Sacramento is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. All flights to London from Sacramento on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 Heathrow Airport 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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 5/1
Fri 5/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Gatwick Airportfrom $475
Flights to London City Airportfrom $645
Flights to London Stansted Airportfrom $508
Flights to London Luton Airportfrom $545
Flights to Glasgow Intl Airportfrom $579
Flights to Belfast Intl Airportfrom $704
Flights to London Southend Airportfrom $680
Flights to Belfast City Airportfrom $687