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Heathrow

$319+ Cheap flights from Sacramento (SMF) to Heathrow (LHR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LHR
Mar 3 — Mar 101
Tue 3/3
Tue 3/10
1 adult, Economy
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Cheap flight deals from Sacramento to Heathrow

Cheapest flights from Sacramento to Heathrow
Explore the most affordable flight options available from Sacramento to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.

This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:55 am
SMF
-
LHR
1 stop14h 40m
United Airlines
Fri 8/288:40 am
LHR
-
SMF
2 stops22h 48m
United Airlines
Deal found 1/30$587
This Cheapflightsfares deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/191:00 pm
SMF
-
LHR
1 stop16h 20m
Lufthansa
Thu 5/77:25 am
LHR
-
SMF
2 stops23h 35m
Lufthansa
Deal found 2/1$607
This Booking.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:50 am
SMF
-
LHR
2 stops38h 10m
Multiple Airlines
Fri 8/216:55 am
LHR
-
SMF
2 stops21h 52m
Multiple Airlines
Deal found 1/31$609
This Cheapflightsfares deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:49 pm
SMF
-
LHR
2 stops25h 06m
Lufthansa
Wed 3/187:40 am
LHR
-
SMF
2 stops19h 46m
Lufthansa
Deal found 1/31$613
This Cheapflightsfares deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:00 pm
SMF
-
LHR
1 stop16h 20m
Lufthansa
Wed 5/69:30 am
LHR
-
SMF
2 stops21h 30m
Lufthansa
Deal found 1/31$617
This Gotogate deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:00 pm
SMF
-
LHR
2 stops38h 50m
Multiple Airlines
Thu 5/78:40 am
LHR
-
SMF
2 stops22h 20m
Multiple Airlines
Deal found 1/30$620
This Cheapflightsfares deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:00 pm
SMF
-
LHR
2 stops20h 05m
Lufthansa
Tue 5/57:25 am
LHR
-
SMF
2 stops21h 17m
Lufthansa
Deal found 1/29$623
This Gotogate deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:30 pm
SMF
-
LHR
1 stop15h 20m
Multiple Airlines
Wed 3/186:35 am
LHR
-
SMF
2 stops21h 16m
Multiple Airlines
Deal found 1/31$626
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:30 pm
SMF
-
LHR
1 stop15h 20m
United Airlines
Mon 3/167:40 am
LHR
-
SMF
2 stops20h 25m
United Airlines
Deal found 2/1$630

Find flight deals from Sacramento to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$607
(Cheapflightsfares)

One-way from

$319

Popular in

June

Cheapest in

April

Average price

$856
Provider with most accurate pricing for Sacramento Intl-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sacramento Intl-London Heathrow flights.
Search Deals
From Sacramento Intl to London Heathrow
Search Deals
One-way flight from Sacramento Intl to London Heathrow
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($192 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento to Heathrow 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, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
Use the filters below to find and compare flights from Sacramento to London Heathrow Airport that are best for you.

Fly from

Sacramento

Fly to

Heathrow

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 3/12

11:06 am-7:25 am

1 stop13h 19m

London Heathrow

Tue 3/17

6:35 am-9:05 pm

2 stops21h 30m

$635

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/3

7:08 am-8:25 am

2 stops17h 17m

London Heathrow

Mon 3/16

7:40 am-9:05 pm

2 stops20h 25m

$635

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 4/18

11:41 pm-9:35 pm

1 stop13h 54m

London Heathrow

Thu 5/7

8:40 am-9:47 am

2 stops33h 07m

$652

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/21

11:29 am-1:15 pm

2 stops17h 46m

London Heathrow

Thu 5/14

6:30 am-5:47 pm

2 stops19h 17m

$656

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 2/28

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Sat 3/7

1:45 pm-7:41 pm

1 stop13h 56m

$659

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 3/16

11:06 am-12:00 pm

1 stop17h 54m

London Heathrow

Mon 3/23

10:05 am-10:30 pm

1 stop19h 25m

$664

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 7/22

6:10 am-2:10 pm

1 stop24h 00m

London Heathrow

Fri 8/21

5:40 pm-9:10 pm

1 stop35h 30m

$675

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/21

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Tue 5/5

11:25 am-5:48 pm

1 stop14h 23m

$676

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 3/21

7:31 am-7:25 am

1 stop16h 54m

London Heathrow

Thu 4/2

2:10 pm-10:43 pm

1 stop16h 33m

$714

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 3/14

1:05 pm-10:00 am

1 stop13h 55m

London Heathrow

Fri 4/3

2:30 pm-11:08 pm

1 stop16h 38m

$715

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 19 results
1
2

Compare providers for flights from Sacramento to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sacramento-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sacramento-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sacramento to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sacramento with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to London Heathrow Airport

How far ahead should I book a flight from Sacramento to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Sacramento to Heathrow. Price data was last updated on January 30, 2026.

Booking 18 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sacramento to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sacramento to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of $497). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of $801). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Sacramento to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated February 1, 2026.
Get a feel of what it's like to fly with Delta, Virgin Atlantic, and United Airlines from Sacramento to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,226 reviews
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,210 reviews
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,707 reviews
Delta
7.9
Good
8,128 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Sacramento to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sacramento to London Heathrow?

    For a flight from Sacramento to London Heathrow, you will be flying from Sacramento Intl. Sacramento Intl (SMF) is just 9.4 mi from the center of the city. Sacramento Intl is the only Sacramento airport and it handles 0 outbound flights to London Heathrow per day. 8 airlines have flights to London Heathrow from Sacramento Intl on a regular basis.

  • How long is the flight from Sacramento to London Heathrow Airport?

    United Airlines and Delta can get you from Sacramento to London Heathrow Airport in just under 13h 19m. Your travel time can differ by up to 4h 27m. The distance from Sacramento to London Heathrow Airport is about 5265 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sacramento to London Heathrow Airport round-trip?

    Currently priced at $599, Virgin Atlantic will fly you from Sacramento to London Heathrow Airport and back. In addition to Virgin Atlantic, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Lufthansa - these airlines can fly you to your destination from $615 and $624, respectively. Virgin Atlantic is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Sacramento to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $222. Delta flights start at $222 while deals on British Airways start at $272 one-way.

  • Can I find deals for flights from Sacramento to Heathrow that include hotel bookings?

    Yes. In addition to deals on Sacramento to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sacramento to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sacramento to Heathrow.

  • Can I find deals for business class flights from Sacramento to Heathrow?

    Yes. Cheapflights offers flight deals from Sacramento to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sacramento to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of $497). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of $801). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sacramento to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Sacramento to Heathrow

Discover the top 8 airlines that operate flights from Sacramento to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$599Average$900FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$615Average$1,029FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$624Average$1,097FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$625Average$890FlexibilityNo cancel feeOn-time69%
DeltaCheapest$630Average$955FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$678Average$992FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$679Average$986FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$743Average$1,005FlexibilityNo cancel feeOn-time62%

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