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Cheap flights from Sacramento to London from $327

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 9/15. 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.
British Airways Logo
11:00 am - 10:55 am
SMF
-
LHR
15h 55m
1 stop
British Airways Logo
2:25 pm - 11:09 pm
LHR
-
SMF
16h 44m
1 stop
$959British Airways
Wed, Aug 5 - Wed, Aug 19
Delta Logo
5:30 am - 11:00 am
SMF
-
LHR
21h 30m
1 stop
Delta Logo
6:30 am - 6:59 pm
LHR
-
SMF
20h 29m
2 stops
$964Delta
Tue, Jul 28 - Wed, Aug 12
United Airlines Logo
1:15 pm - 11:35 am
SMF
-
LHR
14h 20m
1 stop
United Airlines Logo
8:45 am - 7:47 pm
LHR
-
SMF
19h 02m
2 stops
$965United Airlines
Mon, Aug 10 - Tue, Aug 18
Scandinavian Airlines Logo
6:56 am - 1:35 pm
SMF
-
LHR
22h 39m
2 stops
Scandinavian Airlines Logo
6:40 am - 11:06 pm
LHR
-
SMF
24h 26m
3 stops
$968Scandinavian Airlines
Fri, Aug 21 - Sun, Aug 23
Delta Logo
6:15 am - 8:50 am
SMF
-
LHR
18h 35m
2 stops
Delta Logo
6:30 am - 6:59 pm
LHR
-
SMF
20h 29m
2 stops
$969Delta
Tue, Jul 28 - Wed, Aug 12
United Airlines Logo
10:13 am - 9:40 am
SMF
-
LHR
15h 27m
2 stops
United Airlines Logo
8:45 am - 7:47 pm
LHR
-
SMF
19h 02m
2 stops
$970United Airlines
Mon, Aug 10 - Tue, Aug 18
Iberia Logo
5:31 am - 6:20 am
SMF
-
LHR
16h 49m
1 stop
Iberia Logo
9:15 am - 11:09 pm
LHR
-
SMF
21h 54m
2 stops
$971Iberia
Fri, Aug 21 - Sun, Aug 23
Delta Logo
6:56 am - 11:20 am
SMF
-
LHR
20h 24m
1 stop
Delta Logo
6:30 am - 8:19 pm
LHR
-
SMF
21h 49m
2 stops
$973Delta
Thu, Aug 27 - Sat, Sep 12
Air Canada Logo
6:00 am - 6:30 am
SMF
-
LHR
16h 30m
2 stops
Air Canada Logo
2:05 pm - 1:17 pm
LHR
-
SMF
31h 12m
2 stops
$974Air Canada
Tue, Aug 4 - Fri, Aug 14
Delta Logo
12:51 pm - 3:35 pm
SMF
-
LHR
18h 44m
1 stop
Delta Logo
6:30 am - 4:01 pm
LHR
-
SMF
17h 31m
2 stops
$975Delta
Thu, Aug 27 - Sat, Sep 12

Iberia flights from Sacramento to London Heathrow Airport

Our best Iberia deals on Sacramento to London Heathrow Airport flight tickets
Iberia
Aug 21
SMF5:31 amSacramento Intl
16h 49m
1 stop
LHR6:20 amLondon Heathrow
Aug 23
LHR9:15 amLondon Heathrow
21h 54m
2 stops
SMF11:09 pmSacramento Intl
$971
Iberia
Nov 6
SMF11:08 amSacramento Intl
14h 52m
1 stop
LHR10:00 amLondon Heathrow
Nov 14
LHR6:05 amLondon Heathrow
25h 13m
2 stops
SMF11:18 pmSacramento Intl
$976
Iberia
Nov 6
SMF11:08 amSacramento Intl
14h 52m
1 stop
LHR10:00 amLondon Heathrow
Nov 14
LHR6:05 amLondon Heathrow
25h 13m
2 stops
SMF11:18 pmSacramento Intl
$977

Air Canada flights from Sacramento to London Heathrow Airport

Our best Air Canada deals on Sacramento to London Heathrow Airport flight tickets
Air Canada
Aug 4
SMF6:00 amSacramento Intl
16h 30m
2 stops
LHR6:30 amLondon Heathrow
Aug 14
LHR2:05 pmLondon Heathrow
31h 12m
2 stops
SMF1:17 pmSacramento Intl
$974
Air Canada
Jul 28
SMF7:55 amSacramento Intl
19h 55m
1 stop
LHR11:50 amLondon Heathrow
Aug 12
LHR3:05 pmLondon Heathrow
34h 18m
1 stop
SMF5:23 pmSacramento Intl
$987
Air Canada
Aug 14
SMF6:00 pmSacramento Intl
57h 50m
2 stops
LHR11:50 amLondon Heathrow
Aug 23
LHR3:05 pmLondon Heathrow
34h 18m
1 stop
SMF5:23 pmSacramento Intl
$998

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 May 22, 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
Quickest round-trip

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 8/5

11:00 am-10:55 am

1 stop15h 55m

London Heathrow

Wed 8/19

2:25 pm-11:09 pm

1 stop16h 44m

$959

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 7/28

5:30 am-11:00 am

1 stop21h 30m

London Heathrow

Wed 8/12

6:30 am-6:59 pm

2 stops20h 29m

$964

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 8/10

1:15 pm-11:35 am

1 stop14h 20m

London Heathrow

Tue 8/18

8:45 am-7:47 pm

2 stops19h 02m

$965

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 8/21

6:56 am-1:35 pm

2 stops22h 39m

London Heathrow

Sun 8/23

6:40 am-11:06 pm

3 stops24h 26m

$968

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 7/28

6:15 am-8:50 am

2 stops18h 35m

London Heathrow

Wed 8/12

6:30 am-6:59 pm

2 stops20h 29m

$969

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 8/10

10:13 am-9:40 am

2 stops15h 27m

London Heathrow

Tue 8/18

8:45 am-7:47 pm

2 stops19h 02m

$970

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 8/21

5:31 am-6:20 am

1 stop16h 49m

London Heathrow

Sun 8/23

9:15 am-11:09 pm

2 stops21h 54m

$971

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 8/27

6:56 am-11:20 am

1 stop20h 24m

London Heathrow

Sat 9/12

6:30 am-8:19 pm

2 stops21h 49m

$973

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 8/4

6:00 am-6:30 am

2 stops16h 30m

London Heathrow

Fri 8/14

2:05 pm-1:17 pm

2 stops31h 12m

$974

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 8/27

12:51 pm-3:35 pm

1 stop18h 44m

London Heathrow

Sat 9/12

6:30 am-4:01 pm

2 stops17h 31m

$975

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 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 $666. 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 $839. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $972.

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 $877. 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 $931.

How far in advance should I book a flight from Sacramento 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 $898 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 $820 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?

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

12h 45m

Direct flights

None
The fastest flight from Sacramento to London Heathrow Airport takes 12h 45m
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 12h 45m.

  • 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
JetBluePriceFrom $530Free CancellationRating
7.2
2,980 reviews
Search JetBlue flights
Virgin AtlanticPriceFrom $599Free CancellationRating
7.5
689 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom $624Free CancellationRating
6.8
8,019 reviews
Search Lufthansa flights
United AirlinesPriceFrom $624Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights
British AirwaysPriceFrom $625Free CancellationRating
6.7
7,993 reviews
Search British Airways flights
DeltaPriceFrom $625Free CancellationRating
7.9
8,445 reviews
Search Delta flights
American AirlinesPriceFrom $678Free CancellationRating
7.1
11,645 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Wembley
Stratford-upon-Avon
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Ilford
Cobham
Folkestone
Uxbridge

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

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