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$243+ Cheap flights from Salt Lake City (SLC) to London (LON)

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — LON
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Salt Lake City to London are usually found in January or March, booked 44 days in advance, depart on a Sunday or Tuesday and return on a Friday

Cheap flight deals from Salt Lake City to London

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to London (LON). 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 September 15, 2025.

Round-trip from

$556
(CrystalTravel)

One-way from

$243
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$880

Good round-trip deal

$982 or less

Good one-way deal

$772 or less
From Salt Lake City to London (LON)
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One-way flight from Salt Lake City to London (LON)
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Highest demand for flights based on searches. 18% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Salt Lake City to London (LON).
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Price to beat on a one-way flight from Salt Lake City to London (LON).
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Find flight deals from Salt Lake City to London

Cheapest flights from Salt Lake City to London
Explore the most affordable flight options available from Salt Lake City to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This CrystalTravel deal was found by Cheapflights users on 9/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:20 amSLC - LHR
2 stops27h 10mScandinavian Airlines
Wed 12/36:40 amLHR - SLC
2 stops22h 45mScandinavian Airlines
Deal found 9/15$556
This CrystalTravel deal was found by Cheapflights users on 9/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:20 amSLC - LHR
2 stops24h 40mScandinavian Airlines
Mon 11/1010:20 amLHR - SLC
2 stops18h 55mScandinavian Airlines
Deal found 9/13$574
This FlightHub deal was found by Cheapflights users on 9/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:20 amSLC - LHR
2 stops27h 10mScandinavian Airlines
Wed 11/196:40 amLHR - SLC
2 stops22h 33mScandinavian Airlines
Deal found 9/12$582
This Flighttix deal was found by Cheapflights users on 9/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:30 pmSLC - LHR
2 stops22h 00mScandinavian Airlines
Wed 11/57:50 pmLHR - SLC
2 stops33h 16mScandinavian Airlines
Deal found 9/14$592
This Scandinavian Airlines deal was found by Cheapflights users on 9/13. 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 11/81:26 pmSLC - LHR
2 stops21h 14mScandinavian Airlines
Wed 11/126:40 amLHR - SLC
2 stops22h 33mScandinavian Airlines
Deal found 9/13$598
This CrystalTravel deal was found by Cheapflights users on 9/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/218:20 amSLC - LHR
2 stops24h 40mScandinavian Airlines
Mon 10/276:40 amLHR - SLC
2 stops23h 56mScandinavian Airlines
Deal found 9/13$602
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/218:20 amSLC - LHR
2 stops24h 40mScandinavian Airlines
Sun 10/266:40 pmLHR - SLC
2 stops35h 56mScandinavian Airlines
Deal found 9/13$612
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/308:20 amSLC - LHR
2 stops25h 40mScandinavian Airlines
Thu 11/66:40 amLHR - SLC
2 stops22h 25mScandinavian Airlines
Deal found 9/15$626
This Scandinavian Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/218:20 amSLC - LHR
2 stops27h 10mScandinavian Airlines
Tue 10/2810:35 amLHR - SLC
2 stops41h 31mScandinavian Airlines
Deal found 9/13$630
This Scandinavian Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/218:20 amSLC - LHR
2 stops27h 10mScandinavian Airlines
Wed 10/296:40 amLHR - SLC
2 stops21h 26mScandinavian Airlines
Deal found 9/13$634
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:45 pmSLC - LGW
1 stop36h 10mMultiple Airlines
Wed 10/2210:55 amLGW - SLC
1 stop31h 43mMultiple Airlines
Deal found 9/13$660
This Norse deal was found by Cheapflights users on 9/14. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:09 pmSLC - LGW
1 stop29h 21mMultiple Airlines
Fri 9/2610:55 amLGW - SLC
1 stop16h 19mMultiple Airlines
Deal found 9/14$661

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City to London 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 September 15, 2025.
Use the filters below to find and compare flights from Salt Lake City to London that are best for you.

Fly from

Salt Lake City

Fly to

London

Route

Depart

Return

Price

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Thu 1/29

8:05 am-6:30 pm

2 stops27h 25m

London Heathrow

Mon 2/9

6:40 am-10:09 pm

2 stops22h 29m

$604

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 2/4

8:05 am-5:40 pm

2 stops26h 35m

London Heathrow

Tue 2/10

6:40 am-10:15 pm

2 stops22h 35m

$616

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 1/28

8:05 am-4:00 pm

2 stops24h 55m

London Heathrow

Tue 2/10

6:40 am-10:15 pm

2 stops22h 35m

$616

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 11/19

8:20 am-6:30 pm

2 stops27h 10m

London Heathrow

Thu 11/27

6:40 am-12:01 am

2 stops24h 21m

$634

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 11/5

8:20 am-4:25 pm

3 stops25h 05m

London Heathrow

Wed 11/19

6:40 am-10:11 pm

2 stops22h 31m

$638

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 11/5

8:20 am-6:50 pm

3 stops27h 30m

London Heathrow

Mon 11/10

6:40 am-10:15 pm

2 stops22h 35m

$638

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Tue 3/3

11:59 pm-8:45 pm

1 stop13h 46m

London Heathrow

Wed 3/11

7:25 am-11:04 pm

1 stop21h 39m

$742

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 10/22

11:59 pm-8:45 pm

1 stop13h 46m

London Heathrow

Fri 10/31

7:25 am-10:55 pm

1 stop21h 30m

$742

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Tue 1/27

11:59 pm-8:45 pm

1 stop13h 46m

London Heathrow

Sun 2/8

7:25 am-11:04 pm

1 stop22h 39m

$742

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Tue 9/30

11:59 pm-8:45 pm

1 stop13h 46m

London Heathrow

Tue 10/14

11:55 am-10:02 pm

1 stop17h 07m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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The best insider tips for Salt Lake City to London flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Salt Lake City to London trip
Airports
SLC

SLC's new terminal offers spacious gate areas and local dining options, perfect for relaxing before your long flight to London.

Read more about SLCby Ramsey Qubein
LHR

For a quick city transfer, take the Heathrow Express to Paddington Station, the fastest way into central London.

Read more about LHRby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LHR and SLC

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Salt Lake City to London

Have a flexible travel schedule? Discover the best time to fly to London from Salt Lake City 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 Salt Lake City to London

How far ahead should I book a flight from Salt Lake City to London?

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to London. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Salt Lake City to London, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Salt Lake City to London?

Currently, November is the cheapest month in which you can book a flight from Salt Lake City to London (average of $661). Flying from Salt Lake City to London in June is currently the most expensive (average of $1,097). 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 SLC to LON?

Find hourly flight availability from Salt Lake City to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s typically best to fly out from Salt Lake City to London at noon. Doing so could potentially save you 35% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Salt Lake City to London?

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

Travelers seeking maximum savings on their Salt Lake City to London flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What’s the top layover airport for flights from Salt Lake City to London?

Share of 1-stop round-trip flights from Salt Lake City to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Dallas (DFW) – chosen by Cheapflights users on 50% of 1-stop itineraries from Salt Lake City to London on Cheapflights.

What’s the cheapest layover airport for flights from Salt Lake City to London?

Average round-trip fare for 1-stop flights from Salt Lake City to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

New York (JFK) is the most affordable 1-stop option, with an average round-trip price of $787.

What’s the fastest layover option from Salt Lake City to London?

Shortest average travel time for 1-stop one-way flights from Salt Lake City to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via New York (JFK) have the shortest average one-way travel time for 1-stop routes: 13h 46m.

Which airport typically offers the quickest layover for flights from Salt Lake City to London?

Average layover duration for 1-stop one-way flights from Salt Lake City to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via New York (JFK) offer the fastest connection on this route, with an average layover time of 2h 48m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Salt Lake City to London, such as Delta, KLM, and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
664 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.2
Good
2,912 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to London. 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 Salt Lake City to London?

    Salt Lake City (SLC), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Salt Lake City to London. 10 airlines have flights from Salt Lake City to London on a regular basis. Booking flights from Salt Lake City to London should not be difficult; the airport handles an average of 3 outbound flights to London per day.

  • How long is the flight from Salt Lake City to London?

    Departing from Salt Lake City to London will take you 17h 55m. The distance between Salt Lake City and London is about 4865 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Salt Lake City to London round-trip?

    Cheapflights users have booked flights from Salt Lake City to London round-trip from $181. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $491, and Iberia, from $577. You may be able to fly from Salt Lake City to London for 80% less than the average price by searching for these airlines.

  • What are the most popular routes from Salt Lake City to London?

    The most popular route from Salt Lake City to London is Salt Lake City - London Heathrow. You may also consider Salt Lake City - London Gatwick or Salt Lake City - London City.

  • What are the most reliable airlines from Salt Lake City to London?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Salt Lake City to London on time: KLM (76%), Air France (76%), Scandinavian Airlines (76%).

  • What are the cheapest flights from Salt Lake City to London?

    Looking at all options, your cheapest flight can be booked for $478. While the most popular route (Salt Lake City - London Heathrow) can be booked for $568 on average, our data indicates $2,912 when flying from Salt Lake City to London.

  • Can I find deals for flights from Salt Lake City to London that include hotel bookings?

    Yes. In addition to deals on Salt Lake City to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Salt Lake City to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Salt Lake City to London.

  • Can I find deals for business class flights from Salt Lake City to London?

    Yes. Cheapflights offers flight deals from Salt Lake City to London 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 Salt Lake City to London?

    Currently, November is the cheapest month in which you can book a flight from Salt Lake City to London (average of $661). Flying from Salt Lake City to London in June is currently the most expensive (average of $1,097). 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?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

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Top 10 airlines flying from Salt Lake City to London

Discover the top 10 airlines that operate flights from Salt Lake City to London. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$181Average$816FlexibilityNo cancel feeOn-time62%
Scandinavian AirlinesCheapest$491Average$709FlexibilityNo cancel feeOn-time77%
IberiaCheapest$577Average$753FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$579Average$769FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$919FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$747Average$1,024FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$761Average$1,036FlexibilityNo cancel feeOn-time77%
KLMCheapest$773Average$1,076FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$779Average$1,105FlexibilityNo cancel feeOn-time72%
DeltaCheapest$780Average$1,107FlexibilityNo cancel feeOn-timeN/A

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