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Cheap flights from Sacramento to London Heathrow Airport from £242

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LHR
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sacramento to Heathrow

Enter your travel dates to find the best prices.

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 1 May 2026.

Fri 25/923:55
SMF
-
LHR
2 stops22h 35m
Multiple Airlines
Mon 28/906:00
LHR
-
SMF
2 stops24h 35m
Multiple Airlines
Deal found 26/4£629
Mon 28/1216:05
SMF
-
LHR
2 stops31h 05m
Multiple Airlines
Tue 12/106:35
LHR
-
SMF
2 stops40h 47m
Multiple Airlines
Deal found 26/4£636
Sat 7/1114:15
SMF
-
LHR
3 stops23h 05m
Scandinavian Airlines
Mon 9/1106:40
LHR
-
SMF
2 stops24h 15m
Scandinavian Airlines
Deal found 26/4£638
Mon 10/810:50
SMF
-
LHR
2 stops18h 00m
Lufthansa
Wed 26/806:55
LHR
-
SMF
2 stops18h 39m
Lufthansa
Deal found 27/4£640
Mon 10/811:00
SMF
-
LHR
1 stop14h 00m
Iberia
Wed 26/810:50
LHR
-
SMF
2 stops20h 19m
Iberia
Deal found 27/4£640
Tue 18/818:00
SMF
-
LHR
2 stops33h 50m
Multiple Airlines
Mon 24/813:50
LHR
-
SMF
2 stops36h 59m
Multiple Airlines
Deal found 26/4£641
Wed 16/913:00
SMF
-
LHR
1 stop15h 10m
Delta
Wed 30/906:30
LHR
-
SMF
2 stops18h 02m
Delta
Deal found 28/4£644
Mon 24/807:00
SMF
-
LHR
2 stops25h 00m
Scandinavian Airlines
Tue 8/906:40
LHR
-
SMF
2 stops20h 48m
Scandinavian Airlines
Deal found 29/4£645
Wed 5/806:00
SMF
-
LHR
2 stops20h 00m
Multiple Airlines
Wed 19/806:55
LHR
-
SMF
2 stops18h 39m
Multiple Airlines
Deal found 30/4£647
Sat 5/923:07
SMF
-
LHR
2 stops23h 23m
Multiple Airlines
Fri 11/907:25
LHR
-
SMF
2 stops24h 31m
Multiple Airlines
Deal found 29/4£648
Wed 5/806:00
SMF
-
LHR
1 stop24h 10m
United Airlines
Wed 19/815:05
LHR
-
SMF
1 stop34h 18m
United Airlines
Deal found 28/4£648

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 1 May 2026.

Round-trip from

£629

One-way from

£242

Popular in

June

Cheapest in

March

Average price

£662
SWISS
  • SWISS
  • 25/9-28/9
  • 4 total stops
  • 47h 10m total
  • Sacramento to London
Search Deals
Air Canada
  • Air Canada
  • 31/8
  • 2 total stops
  • 33h 50m total
  • Sacramento to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 1 May 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 return flight

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 18/10

12:25-11:20

1 stop14h 55m

London Heathrow

Sun 25/10

06:30-21:52

2 stops22h 22m

£681

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 18/9

06:00-07:10

2 stops17h 10m

London Heathrow

Fri 25/9

06:30-16:32

2 stops18h 02m

£684

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 16/10

11:53-07:25

1 stop35h 32m

London Heathrow

Tue 3/11

14:30-15:22

1 stop32h 52m

£685

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 18/9

18:30-09:40

1 stop31h 10m

London Heathrow

Fri 25/9

15:05-17:21

1 stop34h 16m

£685

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 14/7

06:00-06:45

2 stops40h 45m

London Heathrow

Tue 21/7

17:40-21:10

1 stop35h 30m

£798

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 13/5

11:30-12:10

1 stop16h 40m

London Heathrow

Sun 17/5

06:30-18:00

2 stops19h 30m

£809
Fastest return journey

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 21/5

12:46-15:35

1 stop18h 49m

London Heathrow

Wed 27/5

10:55-18:00

1 stop15h 05m

£857

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 10/6

05:15-11:35

1 stop22h 20m

London Heathrow

Thu 18/6

06:50-20:40

2 stops21h 50m

£866

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 14/5

11:20-13:05

2 stops17h 45m

London Heathrow

Mon 18/5

11:30-20:50

2 stops17h 20m

£872

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 2/6

22:47-21:25

1 stop14h 38m

London Heathrow

Mon 15/6

17:50-20:40

2 stops34h 50m

£876

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 return 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?

Booking 31 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, March is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of £500). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of £984). 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 for a return flight 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 1 May 2026.
See what other customers who have flown with Lufthansa from Sacramento to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,964 reviews
Check prices

Comfort

6.8

Food

6.3

Overall

6.8

Crew

7.6

Boarding

7.0

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
Lufthansa
6.8
Okay
7,964 reviews
Lufthansa
6.8
Okay
7,964 reviews
Check prices

Comfort

6.8

Food

6.3

Overall

6.8

Crew

7.6

Boarding

7.0

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.

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?

    Most people fly from Sacramento Intl (SMF) if they book a flight from Sacramento to London Heathrow. On average, Sacramento Intl has 0 outbound flights to London Heathrow per day from 1 airline. Sacramento Intl is conveniently located just 9.4 mi from Sacramento’s city center.

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

    A quick flight from Sacramento to London Heathrow Airport can take about 14h 55m. Delta provides one of the quickest options available for as low as £681. The distance between Sacramento and London Heathrow Airport is about 5265 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Sacramento to London Heathrow Airport round-trip?

    Our cheapest airline available from Sacramento to London Heathrow Airport is Lufthansa. Our recent data shows that you can find tickets from as low as £421 on this airline. Lufthansa is currently priced 35% below the average price you’ll pay for this route.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Sacramento to London Heathrow Airport (average of £500). Flying from Sacramento to London Heathrow Airport in June is currently the most expensive (average of £984). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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.

Top airline flying from Sacramento to Heathrow

Discover the top airline 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 858,174 searches. Data last updated 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£421Average£461FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sacramento to Heathrow?

When you search for this flight from Sacramento to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Sacramento to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Sacramento by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sacramento to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sacramento to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Sacramento to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Sacramento to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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