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

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

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 32m.

What airlines fly to London?

United Airlines, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London 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. Keep in mind that there are 17 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

Flights via Boston (BOS) offer the lowest average round-trip price of $390.

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

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?

Los Angeles (LAX) was the most common stop: 20% of momondo users choosing 1-stop flights on this route connected there.

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?

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

$236 Cheap Flights from Sacramento to London in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $746 to $900. The lowest price recently found on this route was $585.

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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 - 11:50 amSMF-LHR

35h 45m2 stops

2:30 pm - 3:17 pmLHR-SMF

31h 47m1 stop

$585Air Canada

Find Deal

Sun, Oct 12 - Tue, Oct 28

4:05 pm - 11:50 amSMF-LHR

35h 45m2 stops

2:30 pm - 3:17 pmLHR-SMF

31h 47m1 stop

$586Air Canada

Find Deal

Sun, Oct 12 - Tue, Oct 28

4:39 pm - 2:15 pmSMF-LHR

13h 36m1 stop

11:20 am - 7:16 pmLHR-SMF

14h 56m1 stop

$592Virgin Atlantic

Find Deal

Sun, Oct 12 - Tue, Oct 28

12:11 pm - 10:00 amSMF-LHR

13h 49m1 stop

2:45 pm - 9:45 pmLHR-SMF

14h 00m1 stop

$597Virgin Atlantic

Find Deal

Sun, Oct 12 - Tue, Oct 28

4:05 pm - 11:50 amSMF-LHR

12h 45m1 stop

1:25 pm - 6:56 pmLHR-SMF

37h 31m2 stops

$604United Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 11

5:00 am - 9:40 amSMF-LHR

20h 40m1 stop

1:25 pm - 11:54 amLHR-SMF

30h 29m2 stops

$608United Airlines

Find Deal

Wed, Nov 12 - Tue, Nov 18

11:14 am - 4:50 pmSMF-LHR

21h 36m1 stop

6:30 am - 6:33 pmLHR-SMF

20h 03m2 stops

$624Delta

Find Deal

Wed, Nov 12 - Thu, Nov 27

7:56 pm - 10:00 amSMF-LHR

30h 04m1 stop

9:55 am - 5:10 pmLHR-SMF

15h 15m1 stop

$636Delta

Find Deal

Sat, Oct 11 - Thu, Oct 23

6:00 am - 9:00 amSMF-LGW

19h 00m2 stops

12:30 pm - 10:18 amLGW-SMF

29h 48m2 stops

$674American Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

6:04 am - 10:40 amSMF-LGW

20h 36m2 stops

2:30 pm - 10:21 amLGW-SMF

27h 51m2 stops

$989American Airlines

Find Deal

Fri, Oct 10 - Sun, Oct 19

Virgin Atlantic flights from Sacramento to London

Our best Virgin Atlantic deals on Sacramento to London flight tickets

Virgin Atlantic

Oct 12

SMF4:39 pmSacramento Intl

13h 36m

1 stop

LHR2:15 pmLondon Heathrow

Oct 28

LHR11:20 amLondon Heathrow

14h 56m

1 stop

SMF7:16 pmSacramento Intl

$592

Find similar

Virgin Atlantic

Oct 12

SMF12:11 pmSacramento Intl

13h 49m

1 stop

LHR10:00 amLondon Heathrow

Oct 28

LHR2:45 pmLondon Heathrow

14h 00m

1 stop

SMF9:45 pmSacramento Intl

$597

Find similar

Virgin Atlantic

Sep 18

SMF2:36 pmSacramento Intl

35h 24m

1 stop

LHR10:00 amLondon Heathrow

Oct 5

LHR9:55 amLondon Heathrow

15h 13m

1 stop

SMF5:08 pmSacramento Intl

$989

Find similar

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

United Airlines

Oct 27

SMF4:05 pmSacramento Intl

12h 45m

1 stop

LHR11:50 amLondon Heathrow

Nov 11

LHR1:25 pmLondon Heathrow

37h 31m

2 stops

SMF6:56 pmSacramento Intl

$604

Find similar

United Airlines

Nov 12

SMF5:00 amSacramento Intl

20h 40m

1 stop

LHR9:40 amLondon Heathrow

Nov 18

LHR1:25 pmLondon Heathrow

30h 29m

2 stops

SMF11:54 amSacramento Intl

$608

Find similar

United Airlines

Oct 27

SMF8:33 pmSacramento Intl

32h 27m

1 stop

LHR12:00 pmLondon Heathrow

Nov 11

LHR2:30 pmLondon Heathrow

32h 47m

1 stop

SMF3:17 pmSacramento Intl

$609

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 10/12

4:05 pm-11:50 am

2 stops35h 45m

London Heathrow

Tue 10/28

2:30 pm-3:17 pm

1 stop31h 47m

$585

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 10/12

4:05 pm-11:50 am

2 stops35h 45m

London Heathrow

Tue 10/28

2:30 pm-3:17 pm

1 stop31h 47m

$586

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 10/12

4:39 pm-2:15 pm

1 stop13h 36m

London Heathrow

Tue 10/28

11:20 am-7:16 pm

1 stop14h 56m

$592

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 10/12

12:11 pm-10:00 am

1 stop13h 49m

London Heathrow

Tue 10/28

2:45 pm-9:45 pm

1 stop14h 00m

$597

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-6:56 pm

2 stops37h 31m

$604

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 11/12

5:00 am-9:40 am

1 stop20h 40m

London Heathrow

Tue 11/18

1:25 pm-11:54 am

2 stops30h 29m

$608

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 11/12

11:14 am-4:50 pm

1 stop21h 36m

London Heathrow

Thu 11/27

6:30 am-6:33 pm

2 stops20h 03m

$624

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 10/11

7:56 pm-10:00 am

1 stop30h 04m

London Heathrow

Thu 10/23

9:55 am-5:10 pm

1 stop15h 15m

$636

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Wed 11/12

6:00 am-9:00 am

2 stops19h 00m

London Gatwick

Wed 11/19

12:30 pm-10:18 am

2 stops29h 48m

$674

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Fri 10/10

6:04 am-10:40 am

2 stops20h 36m

London Gatwick

Sun 10/19

2:30 pm-10:21 am

2 stops27h 51m

$989

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

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?

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 $749, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Sacramento averaging around $812.

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 $807. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $943. 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 $854 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $977. 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 $984 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 $879 on momondo.

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

Direct flights	None

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 40m.
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?
As of September 2025, there are 10 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Sacramento to London is United Airlines, representing 37% of all bookings. The subsequent popular airlines are Delta at 16%, Virgin Atlantic at 14%, and American Airlines at 11%.

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
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 6.6 7,361 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $683	Free Cancellation	Rating 7.4 1,484 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 8,929 reviews	Search United Airlines flights
Delta	PriceFrom $703	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
KLM	PriceFrom $731	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
JetBlue	PriceFrom $743	Free Cancellation	Rating 7.2 2,912 reviews	Search JetBlue flights
Iberia	PriceFrom $825	Free Cancellation	Rating 7.0 2,924 reviews	Search Iberia flights

Gatwick

Hounslow

Dover

Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Brentwood

Ilford

Folkestone

Colchester

Watford

Wembley

Richmond

Croydon

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.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Popular cities in the United Kingdom

Flights to Manchesterfrom $392

Flights to Edinburghfrom $393

Flights to Glasgowfrom $390

Flights to Birminghamfrom $390

Flights to Newcastle upon Tynefrom $429

Flights to Belfastfrom $477

Flights to Bristolfrom $462

Flights to Invernessfrom $445

Flights to Liverpoolfrom $426

Flights to Aberdeenfrom $485

Flights to Leedsfrom $426

Flights to Cardifffrom $460

Cheap flights from Sacramento to London from $236

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 10/16. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Sacramento to London

Cheap round-trip flights

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Cheap last minute flights

Virgin Atlantic flights from Sacramento to London

Our best Virgin Atlantic deals on Sacramento to London flight tickets

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

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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?

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

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

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

How have Sacramento to London flight prices changed over time?

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

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

What airlines fly to London?

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

Los Angeles (LAX) was the most common stop: 20% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Boston (BOS) offer the lowest average round-trip price of $390.

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 32m.

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

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

When to book flights from Sacramento to London

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

Direct flights

How far is Sacramento Intl to London by plane?

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

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?

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

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

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 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London