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Cheap flights from Helena to the United Kingdom from $628

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to the United Kingdom departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Helena to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 am - 9:40 am
HLN
-
LHR
20h 25m1 stop
United Airlines Logo
6:35 am - 9:26 pm
LHR
-
HLN
21h 51m2 stops
$628United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
6:15 am - 7:10 am
HLN
-
LHR
17h 55m2 stops
United Airlines Logo
6:35 am - 1:41 pm
LHR
-
HLN
38h 06m2 stops
$631United Airlines
Sat, Jan 24 - Sat, Jan 31
United Airlines Logo
6:15 am - 10:50 am
HLN
-
LHR
21h 35m2 stops
United Airlines Logo
6:35 am - 1:41 pm
LHR
-
HLN
38h 06m2 stops
$632United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
2:27 pm - 9:40 am
HLN
-
LHR
12h 13m1 stop
United Airlines Logo
11:35 am - 9:26 pm
LHR
-
HLN
16h 51m1 stop
$656United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
6:15 am - 5:00 pm
HLN
-
MAN
27h 45m2 stops
United Airlines Logo
6:00 am - 1:41 pm
MAN
-
HLN
38h 41m2 stops
$661United Airlines
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
6:15 am - 12:10 pm
HLN
-
MAN
22h 55m2 stops
United Airlines Logo
1:00 pm - 9:26 pm
MAN
-
HLN
39h 26m2 stops
$781United Airlines
Sat, Jan 24 - Sat, Jan 31
United Airlines Logo
2:30 pm - 9:40 am
HLN
-
LHR
12h 10m1 stop
United Airlines Logo
4:25 pm - 8:59 pm
LHR
-
HLN
35h 34m2 stops
$823United Airlines
Wed, Apr 22 - Mon, Apr 27
United Airlines Logo
7:00 am - 6:30 am
HLN
-
LHR
16h 30m2 stops
United Airlines Logo
4:25 pm - 8:59 pm
LHR
-
HLN
35h 34m2 stops
$826United Airlines
Wed, Apr 22 - Mon, Apr 27
United Airlines Logo
2:30 pm - 9:40 am
HLN
-
LHR
12h 10m1 stop
United Airlines Logo
8:30 am - 8:59 pm
LHR
-
HLN
19h 29m2 stops
$874United Airlines
Wed, Apr 22 - Mon, Apr 27
KLM Logo
12:50 pm - 9:50 am
HLN
-
LHR
14h 00m1 stop
KLM Logo
10:50 am - 10:34 pm
LHR
-
HLN
18h 44m2 stops
$1,040KLM
Wed, May 20 - Mon, May 25

United Airlines flights from Helena to United Kingdom

Our best United Airlines deals on Helena to United Kingdom flight tickets
United Airlines
Jan 23
HLN6:15 amHelena
20h 25m
1 stop
LHR9:40 amLondon Heathrow
Jan 27
LHR6:35 amLondon Heathrow
21h 51m
2 stops
HLN9:26 pmHelena
$628
Find similar
United Airlines
Jan 24
HLN6:15 amHelena
17h 55m
2 stops
LHR7:10 amLondon Heathrow
Jan 31
LHR6:35 amLondon Heathrow
38h 06m
2 stops
HLN1:41 pmHelena
$631
Find similar
United Airlines
Jan 23
HLN6:15 amHelena
21h 35m
2 stops
LHR10:50 amLondon Heathrow
Jan 27
LHR6:35 amLondon Heathrow
38h 06m
2 stops
HLN1:41 pmHelena
$632
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Helena 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
Use the filters below to find and compare flights from Helena to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 1/23

6:15 am-9:40 am

1 stop20h 25m

London Heathrow

Tue 1/27

6:35 am-9:26 pm

2 stops21h 51m

$628

HelenaLondon

HLN - LHR

HLNLHR

Helena

Sat 1/24

6:15 am-7:10 am

2 stops17h 55m

London Heathrow

Sat 1/31

6:35 am-1:41 pm

2 stops38h 06m

$631

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 1/23

6:15 am-10:50 am

2 stops21h 35m

London Heathrow

Tue 1/27

6:35 am-1:41 pm

2 stops38h 06m

$632

HelenaLondon

HLN - LHR

HLNLHR

Helena

Fri 1/23

2:27 pm-9:40 am

1 stop12h 13m

London Heathrow

Tue 1/27

11:35 am-9:26 pm

1 stop16h 51m

$656

HelenaManchester

HLN - MAN

HLNMAN

Helena

Thu 1/29

6:15 am-5:00 pm

2 stops27h 45m

Manchester

Mon 2/2

6:00 am-1:41 pm

2 stops38h 41m

$661

HelenaManchester

HLN - MAN

HLNMAN

Helena

Sat 1/24

6:15 am-12:10 pm

2 stops22h 55m

Manchester

Sat 1/31

1:00 pm-9:26 pm

2 stops39h 26m

$781

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 4/22

2:30 pm-9:40 am

1 stop12h 10m

London Heathrow

Mon 4/27

4:25 pm-8:59 pm

2 stops35h 34m

$823

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 4/22

7:00 am-6:30 am

2 stops16h 30m

London Heathrow

Mon 4/27

4:25 pm-8:59 pm

2 stops35h 34m

$826

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 4/22

2:30 pm-9:40 am

1 stop12h 10m

London Heathrow

Mon 4/27

8:30 am-8:59 pm

2 stops19h 29m

$874

HelenaLondon

HLN - LHR

HLNLHR

Helena

Wed 5/20

12:50 pm-9:50 am

1 stop14h 00m

London Heathrow

Mon 5/25

10:50 am-10:34 pm

2 stops18h 44m

$1,040

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Helena to United Kingdom

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 cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Helena to United Kingdom is on a Monday when prices can be found for as low as $744. The most expensive day to fly to United Kingdom is Wednesday, with ticket prices averaging around $1,268.

Can stopping save me money on Helena to United Kingdom flights?

You could potentially save up to 26% on your flight if you consider stops on a Helena to United Kingdom flight.

Cheap Helena to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to United Kingdom

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Helena to United Kingdom takes 12h 10m
There are no direct flights from Helena to United Kingdom. There are no popular flight routes from Helena to United Kingdom.
Search flight deals

  • When did momondo last update prices for flights from Helena Airport to United Kingdom?

    Prices for flights from Helena Airport to United Kingdom are refreshed on a daily basis.

  • How many operators does momondo search for flights from Helena Airport to United Kingdom?

  • How old do you have to be to fly from Helena Airport to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to United Kingdom

Compare and see reviews for airlines that fly from Helena to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $700Free CancellationRating
7.9
8,008 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to United Kingdom?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Helena to United Kingdom for you.

Can I find flights from Helena to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Helena to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Helena. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Helena to United Kingdom right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to United Kingdom from Helena. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $330
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Flights to Edinburghfrom $386
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Flights to Glasgowfrom $388
Flights to Newcastle upon Tynefrom $440
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Flights to Bristolfrom $452
Flights to Invernessfrom $416
Flights to Liverpoolfrom $435
Flights to Aberdeenfrom $521
Flights to Leedsfrom $447