What is the cheapest airline that flies from Sacramento Intl to London Heathrow?

Scandinavian Airlines, JetBlue, and KLM are the most popular carriers operating from Sacramento Intl to London Heathrow

Which layover airport has the shortest connection time from Sacramento to London Heathrow Airport?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 11m.

Which airport is the most popular layover for flights between Sacramento and London Heathrow Airport?

Los Angeles (LAX) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Sacramento to London Heathrow Airport?

Flights via Phoenix (PHX) offer the lowest average round-trip price of $789.

What airlines fly to London Heathrow Airport?

United Airlines, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London Heathrow Airport from Sacramento according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 17 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Sacramento to London Heathrow Airport?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 39m.

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?

As of September 2025, there are 10 operators available to choose from 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.

$310 Cheap Flights from Sacramento to London Heathrow Airport in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $753 to $891. The lowest price recently found on this route was $602.

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

Last minute

Cheap round-trip flights

4:05 pm - 7:10 amSMF-LHR

31h 05m2 stops

6:35 am - 3:17 pmLHR-SMF

40h 42m2 stops

$602Multiple Airlines

Find Deal

Tue, Nov 25 - Fri, Dec 5

4:05 pm - 11:50 amSMF-LHR

12h 45m1 stop

1:25 pm - 11:54 amLHR-SMF

30h 29m2 stops

$604United Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 11

8:45 am - 9:40 amSMF-LHR

16h 55m1 stop

9:30 am - 11:48 amLHR-SMF

34h 18m2 stops

$609United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

6:38 pm - 9:40 amSMF-LHR

31h 02m1 stop

2:30 pm - 3:17 pmLHR-SMF

32h 47m1 stop

$610United Airlines

Find Deal

Tue, Nov 25 - Fri, Dec 5

12:11 pm - 9:35 pmSMF-LHR

25h 24m3 stops

7:50 pm - 5:11 pmLHR-SMF

29h 21m3 stops

$612Scandinavian Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

7:00 am - 6:30 amSMF-LHR

15h 30m2 stops

2:30 pm - 9:41 pmLHR-SMF

39h 11m2 stops

$615Air Canada

Find Deal

Wed, Nov 12 - Thu, Nov 27

7:00 am - 11:20 amSMF-LHR

20h 20m2 stops

2:30 pm - 9:41 pmLHR-SMF

39h 11m2 stops

$616Air Canada

Find Deal

Wed, Nov 12 - Thu, Nov 27

2:37 pm - 5:40 pmSMF-LHR

20h 03m2 stops

6:40 pm - 10:54 pmLHR-SMF

36h 14m2 stops

$617Scandinavian Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 11

12:45 pm - 5:15 pmSMF-LHR

20h 30m1 stop

11:30 am - 10:46 pmLHR-SMF

19h 16m2 stops

$624Delta

Find Deal

Sun, Oct 5 - Wed, Oct 15

2:37 pm - 2:35 pmSMF-LHR

15h 58m1 stop

9:55 am - 9:45 pmLHR-SMF

19h 50m2 stops

$626Delta

Find Deal

Wed, Oct 8 - Tue, Oct 14

Scandinavian Airlines flights from Sacramento to London Heathrow Airport

Our best Scandinavian Airlines deals on Sacramento to London Heathrow Airport flight tickets

Scandinavian Airlines

Oct 14

SMF12:11 pmSacramento Intl

25h 24m

3 stops

LHR9:35 pmLondon Heathrow

Oct 21

LHR7:50 pmLondon Heathrow

29h 21m

3 stops

SMF5:11 pmSacramento Intl

$612

Find similar

Scandinavian Airlines

Oct 27

SMF2:37 pmSacramento Intl

20h 03m

2 stops

LHR5:40 pmLondon Heathrow

Nov 11

LHR6:40 pmLondon Heathrow

36h 14m

2 stops

SMF10:54 pmSacramento Intl

$617

Find similar

Scandinavian Airlines

Oct 16

SMF2:37 pmSacramento Intl

19h 53m

2 stops

LHR6:30 pmLondon Heathrow

Oct 22

LHR6:40 amLondon Heathrow

24h 16m

2 stops

SMF10:56 pmSacramento Intl

$635

Find similar

Air Canada flights from Sacramento to London Heathrow Airport

Our best Air Canada deals on Sacramento to London Heathrow Airport flight tickets

Air Canada

Nov 12

SMF7:00 amSacramento Intl

15h 30m

2 stops

LHR6:30 amLondon Heathrow

Nov 27

LHR2:30 pmLondon Heathrow

39h 11m

2 stops

SMF9:41 pmSacramento Intl

$615

Find similar

Air Canada

Nov 12

SMF7:00 amSacramento Intl

20h 20m

2 stops

LHR11:20 amLondon Heathrow

Nov 27

LHR2:30 pmLondon Heathrow

39h 11m

2 stops

SMF9:41 pmSacramento Intl

$616

Find similar

Air Canada

Oct 21

SMF4:05 pmSacramento Intl

13h 15m

1 stop

LHR1:20 pmLondon Heathrow

Oct 29

LHR2:30 pmLondon Heathrow

31h 47m

1 stop

SMF3:17 pmSacramento Intl

$618

Find similar

momondo Fare Finder

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

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 11/25

4:05 pm-7:10 am

2 stops31h 05m

London Heathrow

Fri 12/5

6:35 am-3:17 pm

2 stops40h 42m

$602

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 10/27

4:05 pm-11:50 am

1 stop12h 45m

London Heathrow

Tue 11/11

1:25 pm-11:54 am

2 stops30h 29m

$604

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 10/14

8:45 am-9:40 am

1 stop16h 55m

London Heathrow

Tue 10/21

9:30 am-11:48 am

2 stops34h 18m

$609

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 11/25

6:38 pm-9:40 am

1 stop31h 02m

London Heathrow

Fri 12/5

2:30 pm-3:17 pm

1 stop32h 47m

$610

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 10/14

12:11 pm-9:35 pm

3 stops25h 24m

London Heathrow

Tue 10/21

7:50 pm-5:11 pm

3 stops29h 21m

$612

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 11/12

7:00 am-6:30 am

2 stops15h 30m

London Heathrow

Thu 11/27

2:30 pm-9:41 pm

2 stops39h 11m

$615

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 11/12

7:00 am-11:20 am

2 stops20h 20m

London Heathrow

Thu 11/27

2:30 pm-9:41 pm

2 stops39h 11m

$616

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 10/27

2:37 pm-5:40 pm

2 stops20h 03m

London Heathrow

Tue 11/11

6:40 pm-10:54 pm

2 stops36h 14m

$617

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 10/5

12:45 pm-5:15 pm

1 stop20h 30m

London Heathrow

Wed 10/15

11:30 am-10:46 pm

2 stops19h 16m

$624

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 10/8

2:37 pm-2:35 pm

1 stop15h 58m

London Heathrow

Tue 10/14

9:55 am-9:45 pm

2 stops19h 50m

$626

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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 April is, on average, the cheapest month to fly to London Heathrow Airport from Sacramento, with most prices found around $797. If you’re not able to fly to London Heathrow Airport in April, then October is your next best option. Flight prices from Sacramento to London Heathrow Airport during October average around $803.

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 $807. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $943.

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 evening. momondo users have found flights departing from Sacramento to London Heathrow Airport in the evening for as low as $853. 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 $977.

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 $984 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 $879 on momondo.

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

As of September 2025, prices for Sacramento to London Heathrow Airport flights are approximately 17% more expensive 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

Direct flights	None

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

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 15m.
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?
As of September 2025, there are 10 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Sacramento to London Heathrow Airport is United Airlines (35% of total bookings). The next most popular airlines are Virgin Atlantic (18%), Delta (15%), and American Airlines (12%).

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
Air Canada	PriceFrom $615	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Virgin Atlantic	PriceFrom $678	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $679	Free Cancellation	Rating 6.7 7,373 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $683	Free Cancellation	Rating 7.4 1,487 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $703	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $703	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Delta	PriceFrom $703	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
KLM	PriceFrom $731	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
JetBlue	PriceFrom $743	Free Cancellation	Rating 7.2 2,911 reviews	Search JetBlue flights
Iberia	PriceFrom $825	Free Cancellation	Rating 7.0 2,926 reviews	Search Iberia flights

Gatwick

Hounslow

Dover

Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Salisbury

Brentwood

Ilford

Folkestone

Colchester

Swindon

Stratford-upon-Avon

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.

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Flights to London Luton Airportfrom $404

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Flights to Belfast Intl Airportfrom $464

Flights to London Southend Airportfrom $486

Flights to Belfast City Airportfrom $514

Cheap flights from Sacramento to London from $310

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 11/25. 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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Find the cheapest flights from Sacramento to London

Cheap round-trip flights

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Scandinavian Airlines flights from Sacramento to London Heathrow Airport

Our best Scandinavian Airlines deals on Sacramento to London Heathrow Airport flight tickets

Air Canada flights from Sacramento to London Heathrow Airport

Our best Air Canada deals on Sacramento to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Sacramento to London Heathrow Airport that are best for you.

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?

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 $807. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $943.

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

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

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

As of September 2025, prices for Sacramento to London Heathrow Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Sacramento Intl to London Heathrow?

Scandinavian Airlines, JetBlue, and KLM are the most popular carriers operating from Sacramento Intl to London Heathrow

What airlines fly to London Heathrow Airport?

Which airport is the most popular layover for flights between Sacramento and London Heathrow Airport?

Los Angeles (LAX) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Sacramento to London Heathrow Airport?

Flights via Phoenix (PHX) offer the lowest average round-trip price of $789.

Which layover airport has the shortest travel time from Sacramento to London Heathrow Airport?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 39m.

Which layover airport has the shortest connection time from Sacramento to London Heathrow Airport?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 11m.

When to book flights from Sacramento to London Heathrow Airport

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

Direct flights

How far is Sacramento Intl to London Heathrow by plane?

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

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?

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

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

Traveling to a place near London?

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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