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$220+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — LON
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 88 days in advance, depart on a Tuesday or Sunday 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 June 12, 2025.

Round-trip from

$695
(Kiwi.com)

One-way from

$220
(Mytrip)

Popular in

July

Cheapest in

January

Average price

$1,225

Good round-trip deal

$832 or less

Good one-way deal

$449 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 ($215 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/173:05 pmSLC - LGW
2 stops32h 15mMultiple Airlines
Wed 9/2410:55 amLGW - SLC
1 stop32h 58mMultiple Airlines
Deal found 6/10$660
This JetBlue deal was found by Cheapflights users on 6/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:59 pmSLC - LHR
1 stop13h 46mJetBlue
Thu 11/208:25 amLHR - SLC
1 stop20h 24mJetBlue
Deal found 6/10$702
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 10/48:05 amSLC - LHR
2 stops24h 55mScandinavian Airlines
Wed 10/153:35 pmLHR - SLC
2 stops37h 38mScandinavian Airlines
Deal found 6/10$704
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/48:10 amSLC - STN
3 stops28h 35mMultiple Airlines
Tue 8/194:40 pmSTN - SLC
3 stops33h 20mMultiple Airlines
Deal found 6/12$742
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 8/279:55 amSLC - LGW
1 stop17h 05mDelta
Fri 9/512:00 pmLGW - SLC
1 stop17h 15mDelta
Deal found 6/11$770
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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.
Tue 8/129:55 amSLC - LGW
2 stops17h 05mVirgin Atlantic
Tue 8/1912:00 pmLGW - SLC
2 stops19h 55mVirgin Atlantic
Deal found 6/11$774
This lastminute.com deal was found by Cheapflights users on 6/12. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/42:29 pmSLC - LHR
1 stop13h 56mVirgin Atlantic
Tue 8/1910:55 amLHR - SLC
Nonstop10h 30mVirgin Atlantic
Deal found 6/12$781
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/243:05 pmSLC - LHR
3 stops35h 55mMultiple Airlines
Thu 10/98:40 amLHR - SLC
2 stops35h 13mMultiple Airlines
Deal found 6/9$787
This Air France deal was found by Cheapflights users on 6/11. 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.
Tue 8/195:15 pmSLC - LHR
Nonstop9h 35mAir France
Wed 8/276:15 amLHR - SLC
1 stop14h 25mAir France
Deal found 6/11$789
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 9/245:20 pmSLC - LHR
Nonstop9h 30mDelta
Wed 10/1511:45 amLHR - SLC
1 stop14h 15mDelta
Deal found 6/10$790
This KLM deal was found by Cheapflights users on 6/10. 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.
Mon 9/13:48 pmSLC - LHR
1 stop14h 42mKLM
Thu 9/186:30 amLHR - SLC
1 stop13h 35mKLM
Deal found 6/10$794
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 9/244:08 pmSLC - LHR
1 stop12h 37mUnited Airlines
Fri 10/32:05 pmLHR - SLC
2 stops32h 22mUnited Airlines
Deal found 6/9$828

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 June 12, 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 - LGW

SLCLGW

Salt Lake City

Wed 9/17

3:05 pm-6:20 am

2 stops32h 15m

London Gatwick

Wed 9/24

10:55 am-12:53 pm

1 stop32h 58m

$660

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Sat 8/23

11:35 pm-8:45 pm

1 stop14h 10m

London Heathrow

Thu 9/4

8:15 am-9:51 pm

1 stop20h 36m

$702

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Thu 9/4

7:50 am-6:30 pm

2 stops27h 40m

London Heathrow

Tue 9/16

6:40 am-10:15 pm

2 stops22h 35m

$725

Salt Lake CityLondon

SLC - STN

SLCSTN

Salt Lake City

Mon 8/4

8:10 am-7:45 pm

3 stops28h 35m

London Stansted

Tue 8/19

4:40 pm-7:00 pm

3 stops33h 20m

$742

Salt Lake CityLondon

SLC - LGW

SLCLGW

Salt Lake City

Wed 8/27

9:55 am-10:00 am

1 stop17h 05m

London Gatwick

Fri 9/5

12:00 pm-10:15 pm

1 stop17h 15m

$770

Salt Lake CityLondon

SLC - LGW

SLCLGW

Salt Lake City

Tue 8/12

9:55 am-10:00 am

2 stops17h 05m

London Gatwick

Tue 8/19

12:00 pm-12:55 am

2 stops19h 55m

$774

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Mon 8/4

2:29 pm-11:25 am

1 stop13h 56m

London Heathrow

Tue 8/19

10:55 am-2:25 pm

Nonstop10h 30m

$781

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Tue 8/19

5:15 pm-9:50 am

Nonstop9h 35m

London Heathrow

Wed 8/27

6:15 am-1:40 pm

1 stop14h 25m

$789

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 9/10

5:20 pm-9:50 am

Nonstop9h 30m

London Heathrow

Fri 9/19

6:30 am-1:05 pm

1 stop13h 35m

$790

Salt Lake CityLondon

SLC - LHR

SLCLHR

Salt Lake City

Wed 9/3

8:00 am-11:10 am

2 stops20h 10m

London Heathrow

Wed 9/10

6:15 am-1:50 pm

1 stop14h 35m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 58 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 June 9, 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 88 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 $1,108). 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 June 12, 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.

Rainfall in London by month

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

In terms of precipitation, rainfall in London 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 when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 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 June 12, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Salt Lake City to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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. 9 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.

  • 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 $702. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $725, and Delta, from $770. You may be able to fly from Salt Lake City to London for 26% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Salt Lake City to London one-way?

    The cheapest airlines for a one-way flight from Salt Lake City to London are JetBlue ($363), Virgin Atlantic ($487), and WestJet ($495).

  • 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 (86%), Air France (86%), Delta (86%).

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

    Looking at all options, your cheapest flight can be booked for $374. While the most popular route (Salt Lake City - London Heathrow) can be booked for $702 on average our data indicates $2,386 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 $1,108). 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 Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Salt Lake City to London

Discover the top 9 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$577Average$753FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$579Average$769FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$919FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$642Average$907FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$747Average$1,051FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$761Average$1,083FlexibilityNo cancel feeOn-time77%
KLMCheapest$775Average$1,109FlexibilityNo cancel feeOn-time75%
DeltaCheapest$782Average$1,130FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$790Average$1,126FlexibilityNo cancel feeOn-time72%

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