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$729+ Cheap flights from Butte (BTM) to the United Kingdom

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
BTM — LHR
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from Butte to United Kingdom

Cheapest flights from Butte to United Kingdom
Explore the most affordable flight options available from Butte to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This United Airlines deal was found by Cheapflights users on 2/5. 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.
Mon 3/2310:00 am
BTM
-
LHR
1 stop17h 40m
United Airlines
Mon 3/308:30 am
LHR
-
BTM
2 stops44h 52m
United Airlines
Deal found 2/5$729
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Fri 2/1310:00 am
BTM
-
LHR
1 stop16h 40m
United Airlines
Tue 2/177:30 am
LHR
-
BTM
2 stops21h 56m
United Airlines
Deal found 2/5$840
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/510:00 am
BTM
-
LHR
1 stop16h 40m
United Airlines
Mon 3/911:35 am
LHR
-
BTM
1 stop16h 51m
United Airlines
Deal found 2/8$856
This United Airlines deal was found by Cheapflights users on 2/6. 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 4/229:24 am
BTM
-
LHR
1 stop17h 16m
United Airlines
Wed 5/139:30 am
LHR
-
BTM
2 stops43h 52m
United Airlines
Deal found 2/6$5,154
This United Airlines deal was found by Cheapflights users on 2/6. 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.
Mon 4/209:24 am
BTM
-
LHR
2 stops38h 11m
United Airlines
Tue 5/122:05 pm
LHR
-
BTM
2 stops39h 17m
United Airlines
Deal found 2/6$5,163
This United Airlines deal was found by Cheapflights users on 2/6. 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.
Tue 4/219:24 am
BTM
-
LHR
1 stop17h 16m
United Airlines
Tue 5/122:50 pm
LHR
-
BTM
1 stop14h 32m
United Airlines
Deal found 2/6$5,174

Find flight deals from Butte to United Kingdom

Keep the following information in mind while searching for Butte to United Kingdom flight deals. Data was last updated February 9, 2026.

Round-trip from

$729
(United Airlines)
From Butte Silver Bow Co to United Kingdom
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Butte to United Kingdom 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 February 9, 2026.
Use the filters below to find and compare flights from Butte to the United Kingdom that are best for you.

Fly from

Butte

Fly to

United Kingdom

Route

Depart

Return

Price

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Mon 3/23

10:00 am-9:40 am

1 stop17h 40m

London Heathrow

Mon 3/30

8:30 am-10:22 pm

2 stops44h 52m

$729

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Thu 3/5

10:00 am-9:40 am

1 stop16h 40m

London Heathrow

Mon 3/9

11:35 am-10:26 pm

1 stop16h 51m

$856

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Wed 4/22

9:24 am-9:40 am

1 stop17h 16m

London Heathrow

Wed 5/13

9:30 am-10:22 pm

2 stops43h 52m

$5,154

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Tue 4/21

9:24 am-9:40 am

1 stop17h 16m

London Heathrow

Tue 5/12

2:05 pm-10:22 pm

2 stops39h 17m

$5,154

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Wed 4/22

9:24 am-9:40 am

1 stop17h 16m

London Heathrow

Thu 5/14

2:05 pm-10:22 pm

2 stops39h 17m

$5,154

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Tue 4/21

9:24 am-9:40 am

1 stop17h 16m

London Heathrow

Thu 5/14

2:05 pm-10:22 pm

2 stops39h 17m

$5,154

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Wed 4/22

9:24 am-9:40 am

1 stop17h 16m

London Heathrow

Tue 5/12

2:05 pm-10:22 pm

2 stops39h 17m

$5,154

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Mon 4/20

9:24 am-6:35 am

2 stops38h 11m

London Heathrow

Tue 5/12

2:05 pm-10:22 pm

2 stops39h 17m

$5,163

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Best time to book a flight from Butte to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Butte 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 Butte to the United Kingdom

What is the cheapest month to book a flight from Butte to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Butte to United Kingdom (average of $604). Flying from Butte to United Kingdom in June is currently the most expensive (average of $1,164). 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.

Related info for your journey

Find useful and relevant information for your journey from Butte to United Kingdom. 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 Butte to United Kingdom?

    Located just 3.8 mi from the city center, Butte Silver Bow Co (BTM) is the airport most travelers will use when flying to United Kingdom from Butte.

  • How long is the flight from Butte to United Kingdom?

    A quick flight from Butte to United Kingdom can take about 17h 40m. United Airlines provides one of the quickest options available for as low as $729. Butte and United Kingdom are separated by a distance of 4587 mi.

  • Can I find deals for flights from Butte to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Butte to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Butte to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Butte to United Kingdom.

  • Can I find deals for business class flights from Butte to United Kingdom?

    Yes. Cheapflights offers flight deals from Butte to United Kingdom 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 Butte to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Butte to United Kingdom (average of $604). Flying from Butte to United Kingdom in June is currently the most expensive (average of $1,164). 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

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