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Cheap flights from Great Falls (GTF) to Heathrow (LHR) from $498

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
GTF — LHR
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
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 June 6, 2024.

Popular in

December

Cheapest in

October

Round-trip from

$643

One-way from

$498
High demand for flights, 45% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From Great Falls to London Heathrow
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One-way flight from Great Falls to London Heathrow
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What is the cheapest day to fly round-trip from Great Falls to London Heathrow Airport?

Users have found that flying from Great Falls to London Heathrow Airport on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest time of day to fly from GTF to LHR?

A simple way to save on the total cost of your ticket is to fly from Great Falls to London Heathrow Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

Cheap Great Falls to Heathrow flights in June & July 2024

Find cheap flight options from Great Falls to Heathrow specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
These are some of the most attractive deals on flights from Great Falls to London in 2024. Check back in a little while for more flight options.
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/107:25 amLHR - GTF
2 stops36h 53mUnited Airlines
Deal found 6/5$988
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/1011:05 amLHR - GTF
1 stop16h 58mUnited Airlines
Deal found 6/5$1,001
Fri 6/712:05 pmGTF - LHR
1 stop14h 55mKLM
Mon 6/109:20 amLHR - GTF
1 stop20h 53mKLM
Deal found 6/5$1,346

Great Falls to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Great Falls and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
These are some of the most attractive deals on flights from Great Falls to London in 2024. Check back in a little while for more flight options.
Tue 9/105:45 amGTF - LHR
1 stop21h 15mDelta
Fri 9/276:15 amLHR - GTF
2 stops23h 53mDelta
Deal found 6/5$677
Tue 9/1011:40 amGTF - LHR
2 stops18h 35mDelta
Fri 9/276:15 amLHR - GTF
2 stops23h 53mDelta
Deal found 6/5$681
Tue 9/1011:40 amGTF - LHR
1 stop15h 20mKLM
Fri 9/279:20 amLHR - GTF
1 stop20h 48mKLM
Deal found 6/5$684
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/107:25 amLHR - GTF
2 stops36h 53mUnited Airlines
Deal found 6/5$988
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/1011:05 amLHR - GTF
1 stop16h 58mUnited Airlines
Deal found 6/5$1,001
Fri 6/712:05 pmGTF - LHR
1 stop14h 55mKLM
Mon 6/109:20 amLHR - GTF
1 stop20h 53mKLM
Deal found 6/5$1,346

Great Falls to Heathrow flights leaving soon

Find last-minute flight options from Great Falls to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Users seeking a last-minute flight from Great Falls to London should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/107:25 amLHR - GTF
2 stops36h 53mUnited Airlines
Deal found 6/5$988
Fri 6/76:45 amGTF - LHR
2 stops23h 05mUnited Airlines
Mon 6/1011:05 amLHR - GTF
1 stop16h 58mUnited Airlines
Deal found 6/5$1,001
Fri 6/712:05 pmGTF - LHR
1 stop14h 55mKLM
Mon 6/109:20 amLHR - GTF
1 stop20h 53mKLM
Deal found 6/5$1,346

One-way flights to Heathrow from Great Falls

Search for one-way flight options from Great Falls to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
If you're seeking multiple options on one-way flights from Great Falls to London, be sure to check out these deals, which are updated often. Users needing a return flight from Great Falls to London should utilize the search form above.
Mon 6/2411:44 amGTF - LHR
3 stops50h 51mMultiple Airlines
Deal found 6/5$498
Mon 6/242:17 pmGTF - LHR
1 stop15h 03mUnited Airlines
Deal found 6/5$574
Tue 6/257:02 amGTF - LHR
3 stops31h 33mMultiple Airlines
Deal found 6/5$678

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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$677 - $684

Route

Depart

Return

Price

Great FallsLondon Heathrow

GTF - LHR

GTFLHR

Great Falls

Tue 9/10

1 stop21h 15m

London Heathrow

Fri 9/27

2 stops23h 53m

$677

Great FallsLondon Heathrow

GTF - LHR

GTFLHR

Great Falls

Tue 9/10

2 stops18h 35m

London Heathrow

Fri 9/27

2 stops23h 53m

$681

Great FallsLondon Heathrow

GTF - LHR

GTFLHR

Great Falls

Tue 9/10

1 stop15h 20m

London Heathrow

Fri 9/27

1 stop20h 48m

$684

Flights are sorted by cheapest first

Deals found on 6/5

What is the cheapest day to fly from Great Falls to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Great Falls to Heathrow. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Great Falls to London Heathrow Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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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.

Temperature and rainfall in Heathrow by month

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

LON

Temperature

39.2 - 62.6 °F

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 June 6, 2024.
Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from Great Falls to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,368 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,368 reviews
Delta
8.0
Very good
10,368 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,489 reviews
Delta
8.0
Very good
10,368 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,696 reviews
Delta
8.0
Very good
10,368 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from Great Falls to London Heathrow Airport for under $700 on Cheapflights?

    Yes, there are multiple flights from Great Falls to London Heathrow Airport for under $700. The cheapest flight booked recently is on Delta for just $677, but on average you can expect to pay $680.

  • Are there last-minute flights available from Great Falls to London Heathrow Airport for under $1,000?

    There are currently 3+ open flights from Great Falls to London Heathrow Airport within the next 7 days for less than $1,000.

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

    Currently priced at $677, 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. Check Cheapflights for deals on KLM for as low as $684. Delta is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What does GTF to LHR mean?

    GTF stands for Great Falls Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Great Falls to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Great Falls to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Great Falls to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Great Falls to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Great Falls to Heathrow that allow pets onboard?

    Many airlines flying from Great Falls to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Great Falls to Heathrow?

    Yes, you can often find last-minute deals on Great Falls to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Great Falls to London Heathrow Airport flight deals updated?

    The Great Falls to London Heathrow Airport flight deals you see on this page were last updated on 6/5.

  • 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 $653). Flying from Great Falls to London Heathrow Airport in June is currently the most expensive (average of $1,102). 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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Alternative routes for Great Falls to Heathrow
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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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$640Average$840FlexibilityNo cancel feeOn-time69%
DeltaCheapest$651Average$935FlexibilityNo cancel feeOn-timeN/A
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Search flights from Great Falls to Heathrow by cabin class

Find flights from Great Falls to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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