HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$281+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LHR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sacramento to Heathrow with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Sacramento Intl to London Heathrow are usually found in February or September, booked 55 days in advance, depart on a Monday or Friday and return on a Friday

Cheap 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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$731
(Air Canada)

One-way from

$281
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,008
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. 21% potential increase in price ($269 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find 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 January 21, 2025.

This Finnair deal was found by Cheapflights users on 1/21. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/187:42 amSMF - LHR
1 stop14h 38mFinnair
Tue 2/2511:15 amLHR - SMF
1 stop18h 55mFinnair
Deal found 1/21$729
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1910:09 amSMF - LHR
2 stops17h 01mMultiple Airlines
Tue 4/82:05 pmLHR - SMF
2 stops33h 16mMultiple Airlines
Deal found 1/21$731
This Scandinavian Airlines deal was found by Cheapflights users on 1/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/811:15 amSMF - LHR
2 stops20h 45mScandinavian Airlines
Tue 2/116:40 amLHR - SMF
2 stops23h 57mScandinavian Airlines
Deal found 1/21$734
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/304:05 pmSMF - LHR
1 stop13h 15mAir Canada
Wed 4/168:30 amLHR - SMF
2 stops22h 07mAir Canada
Deal found 1/21$743
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/610:40 pmSMF - LHR
1 stop23h 40mDelta
Sun 3/96:20 amLHR - SMF
2 stops18h 38mDelta
Deal found 1/20$750
This United Airlines deal was found by Cheapflights users on 1/21. 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 3/64:05 pmSMF - LHR
1 stop34h 05mUnited Airlines
Thu 3/133:00 pmLHR - SMF
2 stops37h 12mUnited Airlines
Deal found 1/21$762
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/62:25 pmSMF - LHR
1 stop13h 40mBritish Airways
Wed 2/129:55 amLHR - SMF
2 stops45h 12mBritish Airways
Deal found 1/21$765
This Virgin Atlantic deal was found by Cheapflights users on 1/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/72:50 pmSMF - LHR
1 stop12h 20mVirgin Atlantic
Wed 2/128:25 pmLHR - SMF
2 stops28h 03mVirgin Atlantic
Deal found 1/21$776
This KLM deal was found by Cheapflights users on 1/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/712:42 pmSMF - LHR
1 stop13h 53mKLM
Tue 2/1110:45 amLHR - SMF
1 stop13h 39mKLM
Deal found 1/21$789
This Air France deal was found by Cheapflights users on 1/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/77:05 amSMF - LHR
1 stop16h 50mAir France
Wed 2/126:20 amLHR - SMF
2 stops18h 29mAir France
Deal found 1/20$833
This JetBlue Airways deal was found by Cheapflights users on 1/20. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2811:09 pmSMF - LHR
1 stop13h 36mJetBlue
Mon 9/1511:55 amLHR - SMF
1 stop18h 20mJetBlue
Deal found 1/20$913
This Icelandair deal was found by Cheapflights users on 1/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/810:02 amSMF - LHR
2 stops16h 48mIcelandair
Thu 3/1312:15 pmLHR - SMF
2 stops18h 18mIcelandair
Deal found 1/20$978

Find flights from Sacramento to Heathrow within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 2/18

7:42 am-6:20 am

1 stop14h 38m

London Heathrow

Tue 2/25

11:15 am-10:10 pm

1 stop18h 55m

$729

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 3/19

10:09 am-10:10 am

2 stops17h 01m

London Heathrow

Tue 4/8

2:05 pm-3:21 pm

2 stops33h 16m

$731

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 2/8

11:15 am-4:00 pm

2 stops20h 45m

London Heathrow

Tue 2/11

6:40 am-10:37 pm

2 stops23h 57m

$734

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 3/30

4:05 pm-1:20 pm

1 stop13h 15m

London Heathrow

Wed 4/16

8:30 am-10:37 pm

2 stops22h 07m

$743

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 3/6

10:40 pm-6:20 am

1 stop23h 40m

London Heathrow

Sun 3/9

6:20 am-4:58 pm

2 stops18h 38m

$750

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 5/1

4:00 pm-1:20 pm

1 stop13h 20m

London Heathrow

Thu 5/8

6:30 am-3:16 pm

2 stops16h 46m

$751

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 2/6

2:25 pm-12:05 pm

1 stop13h 40m

London Heathrow

Wed 2/12

9:55 am-11:07 pm

2 stops45h 12m

$765

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 2/7

12:42 pm-10:35 am

1 stop13h 53m

London Heathrow

Tue 2/11

10:45 am-4:24 pm

1 stop13h 39m

$789

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 2/7

10:00 am-12:45 pm

2 stops18h 45m

London Heathrow

Tue 2/11

11:10 am-11:33 pm

2 stops20h 23m

$797

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 2/7

7:05 am-7:55 am

1 stop16h 50m

London Heathrow

Wed 2/12

6:20 am-4:49 pm

2 stops18h 29m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 20 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 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.

Travel insights for flights from Sacramento to Heathrow

Get recent, data-driven insights about flights from Sacramento to Heathrow including ideal travel times, pricing trends, and more.

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 17, 2025.

Booking 55 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, November is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of $661). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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.

What is the cheapest time of day to fly from SMF to LHR?

Find hourly flight availability from Sacramento to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

It’s typically best to fly out from Sacramento to London Heathrow Airport at noon. Doing so could potentially save you 17% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Sacramento to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Sacramento to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Sacramento to London Heathrow Airport flight should consider departing on Monday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 January 21, 2025.
Get a feel of what it's like to fly with British Airways, Scandinavian Airlines and United Airlines from Sacramento to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

Scandinavian Airlines
7.3
Good
1,320 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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. 10 airlines have flights to London Heathrow from Sacramento Intl on a regular basis.

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

    Currently priced at $743, Air Canada will fly you from Sacramento to London Heathrow Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Scandinavian Airlines - these airlines can fly you to your destination from $750 and $754, respectively. Air Canada is 24% 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 Scandinavian Airlines, which is currently one of the cheapest options available, starting at $412. British Airways flights start at $466 while deals on Air Canada start at $468 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, November is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of $661). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 Sacramento?

Book flights to Sacramento if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Northampton
Gatwick
Horley
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sacramento to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to London City flights
San Francisco to London City flights
San Francisco to Gatwick flights
Los Angeles to Gatwick flights
San Diego to Heathrow flights
Ontario to Heathrow flights
Las Vegas to Heathrow flights
Los Angeles to Luton flights
San Diego to Gatwick flights
San Diego to London City flights
Los Angeles to Stansted flights
Las Vegas to London City flights
San Jose to Heathrow flights
San Francisco to Stansted flights
Oakland to Heathrow flights
Las Vegas to Gatwick flights
Sacramento to Gatwick flights
Santa Ana to Heathrow flights
San Francisco to Luton flights
Los Angeles to Southend flights
Sacramento to London City flights
San Jose to Gatwick flights
Fresno to Heathrow flights
Oakland to Gatwick flights
Burbank to Heathrow flights
Reno to Heathrow flights
Santa Ana to Gatwick flights
Santa Rosa to Heathrow flights
Long Beach to Heathrow flights
San Jose to London City flights
Fresno to London City flights
Reno to Gatwick flights
Medford to Heathrow flights
Palm Springs to Heathrow flights
Las Vegas to Stansted flights
San Luis Obispo to Heathrow flights
Las Vegas to Luton flights
Ontario to Gatwick flights
Reno to London City flights
Fresno to Gatwick flights
Palm Springs to London City flights
Santa Ana to London City flights
Santa Barbara to Heathrow flights
Monterey to Heathrow flights
Oakland to London City flights
Burbank to Gatwick flights
San Diego to Stansted flights

Top 10 airlines flying from Sacramento to Heathrow

Discover the top 10 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$422Average$861FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$482Average$1,001FlexibilityNo cancel feeOn-time67%
KLMCheapest$647Average$1,105FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$647Average$842FlexibilityNo cancel feeOn-time70%
DeltaCheapest$669Average$886FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$670Average$936FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$671Average$1,038FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$696Average$922FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$768Average$1,212FlexibilityNo cancel feeOn-time62%
LufthansaCheapest$911Average$1,656FlexibilityNo cancel feeOn-time76%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.