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$628+ Cheap flights from Great Falls (GTF) to Heathrow (LHR)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — LHR
Dec 28 — Jan 41
Sat 12/28
Sat 1/4
1 adult, Economy
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Cheap flight deals from Great Falls to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Heathrow (LHR). 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 December 23, 2024.

Round-trip from

$760
(Delta)

One-way from

$628
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$1,788
From Great Falls to London Heathrow
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One-way flight from Great Falls to London Heathrow
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High demand for flights, 26% potential price rise
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Best time to find cheap flights, 8% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Great Falls to Heathrow

Best flights from Great Falls to Heathrow
Discover carefully curated flight deals from Great Falls to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2024.

This Delta deal was found by Cheapflights users on 12/22. 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 2/55:59 amGTF - LHR
1 stop18h 06mDelta
Wed 2/128:40 amLHR - GTF
2 stops18h 36mDelta
Deal found 12/22$760
This KLM deal was found by Cheapflights users on 12/22. 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.
Wed 2/511:55 amGTF - LHR
2 stops16h 45mKLM
Wed 2/126:30 amLHR - GTF
2 stops20h 46mKLM
Deal found 12/22$764
This Virgin Atlantic deal was found by Cheapflights users on 12/22. 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.
Wed 2/55:59 amGTF - LHR
1 stop18h 06mVirgin Atlantic
Wed 2/129:10 amLHR - GTF
1 stop18h 06mVirgin Atlantic
Deal found 12/22$773
This United Airlines deal was found by Cheapflights users on 12/22. 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 1/67:00 amGTF - LHR
1 stop19h 40mUnited Airlines
Mon 1/131:30 pmLHR - GTF
2 stops55h 01mUnited Airlines
Deal found 12/22$1,028
This American Airlines deal was found by Cheapflights users on 12/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/268:00 amGTF - LHR
1 stop22h 40mMultiple Airlines
Mon 6/164:30 pmLHR - GTF
1 stop14h 25mMultiple Airlines
Deal found 12/22$1,467

Find flights from Great Falls to Heathrow within your budget

Customize your flight search to find flights from Great Falls to Heathrow 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 December 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Wed 2/5

5:59 am-7:05 am

1 stop18h 06m

London Heathrow

Wed 2/12

8:40 am-8:16 pm

2 stops18h 36m

$760

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Wed 2/5

11:55 am-11:40 am

2 stops16h 45m

London Heathrow

Wed 2/12

6:30 am-8:16 pm

2 stops20h 46m

$764

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Wed 2/5

5:59 am-7:05 am

1 stop18h 06m

London Heathrow

Wed 2/12

9:10 am-8:16 pm

1 stop18h 06m

$773

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Mon 1/6

7:00 am-9:40 am

1 stop19h 40m

London Heathrow

Mon 1/13

1:30 pm-1:31 pm

2 stops55h 01m

$1,028

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Mon 5/26

8:00 am-1:40 pm

1 stop22h 40m

London Heathrow

Mon 6/16

4:30 pm-11:55 pm

1 stop14h 25m

$1,467

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Fri 5/30

12:11 pm-6:50 pm

3 stops47h 39m

$628

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Fri 5/30

12:40 pm-12:15 pm

2 stops16h 35m

$982

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Best time to book a flight from Great Falls to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Great Falls 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.

Travel insights for flights from Great Falls to Heathrow

Get recent, data-driven insights about flights from Great Falls to Heathrow including ideal travel times, pricing trends, and more.

Rainfall in Heathrow by month

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

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

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated December 23, 2024.
Delta
8.0
Very good
8,588 reviews

Entertainment

7.9

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,588 reviews
Delta
8.0
Very good
8,588 reviews

Entertainment

7.9

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,345 reviews
Delta
8.0
Very good
8,588 reviews

Entertainment

7.9

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
667 reviews
Delta
8.0
Very good
8,588 reviews

Entertainment

7.9

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,022 reviews
Delta
8.0
Very good
8,588 reviews

Entertainment

7.9

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Heathrow. 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 Great Falls to London Heathrow?

    For a flight from Great Falls to London Heathrow, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city. Great Falls is the only Great Falls airport and it handles 0 outbound flights to London Heathrow per day. 2 airlines have flights to London Heathrow from Great Falls on a regular basis.

  • What are the cheapest airlines flying from Great Falls to London Heathrow Airport round-trip?

    Currently priced at $760, Delta will fly you from Great Falls to London Heathrow Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Virgin Atlantic - these airlines can fly you to your destination from $764 and $773, respectively. Delta is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Great Falls to Heathrow that include hotel bookings?

    Yes. In addition to deals on Great Falls to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Heathrow.

  • Can I find deals for business class flights from Great Falls to Heathrow?

    Yes. Cheapflights offers flight deals from Great Falls to Heathrow 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 Great Falls to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Great Falls to London Heathrow Airport (average of $661). Flying from Great Falls to London Heathrow Airport in June is currently the most expensive (average of $1,135). 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.

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Top 2 airlines flying from Great Falls to Heathrow

Discover the top 2 airlines that operate flights from Great Falls to Heathrow. 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 December 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$618Average$799FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$669Average$824FlexibilityNo cancel feeOn-time69%
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