Cheap flights from Sacramento to London from $400
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 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Sacramento to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
British Airways flights from Sacramento to London Heathrow Airport
Our best British Airways deals on Sacramento to London Heathrow Airport flight tickets
Finnair flights from Sacramento to London Heathrow Airport
Our best Finnair deals on Sacramento to London Heathrow Airport flight tickets
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?
The month of April is, on average, the cheapest month to fly to London Heathrow Airport from Sacramento, with most prices found around $804. 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 $807.
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 $837. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $977.
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 afternoon. momondo users have found flights departing from Sacramento to London Heathrow Airport in the afternoon for as low as $869. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $976.
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 10 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $977 when searching 10 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 $837 on momondo.
What is the cheapest airline that flies from Sacramento Intl to London Heathrow?
British Airways, Delta, and JetBlue are the most popular carriers operating from Sacramento Intl to London Heathrow
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 45% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 18 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
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
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 07m.
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 April 2025, there are 9 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 (39% of total bookings). The next most popular airlines are Delta (17%), Virgin Atlantic (15%), and American Airlines (10%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $643 | Free Cancellation | Rating 7.0 9,244 reviews | |||
| PriceFrom $647 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom $683 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $683 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom $702 | Free Cancellation | Rating 7.4 643 reviews | |||
| PriceFrom $702 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $703 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $736 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $911 | Free Cancellation | Rating 6.7 7,045 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy 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.