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Cheap flights from Galway to London Heathrow Airport from £74

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — LHR
15 Jan — 22 Jan1
1 adult

The best prices from Galway to London Heathrow are usually found in January or February, booked 20 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Galway to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Galway (G4W) 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 10 January 2025.

Round-trip from

£74

Popular in

June

Cheapest in

January

Average price

£108
Aer Lingus
  • Aer Lingus
  • 12/2-26/2
  • Nonstop
  • 2h 55m total
  • Galway to London
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High demand for flights, 5% potential price rise
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Best time to find cheap flights, 1% potential price drop
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Galway to Heathrow

Cheapest flights from Galway to Heathrow
Explore the most affordable flight options available from Galway to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 January 2025.

Sat 8/220:25SNN - LHR
1 stop11h 35mMultiple Airlines
Sun 9/215:20LHR - SNN
Nonstop1h 25mMultiple Airlines
Deal found 9/1£136
Fri 4/707:40SNN - LHR
Nonstop1h 25mAer Lingus
Sun 6/719:10LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 10/1£147
Fri 17/120:05SNN - LHR
Nonstop1h 20mBritish Airways
Thu 23/110:00LHR - SNN
Nonstop1h 30mBritish Airways
Deal found 9/1£207
Fri 17/114:45SNN - LHR
1 stop17h 05mAmerican Airlines
Sun 19/111:25LHR - SNN
1 stop18h 50mAmerican Airlines
Deal found 10/1£6,823
Tue 3/612:30SNN - LHR
1 stop18h 15mUnited Airlines
Sat 7/611:05LHR - SNN
1 stop20h 25mUnited Airlines
Deal found 9/1£10,419

Find flights from Galway to Heathrow within your budget

Customise your flight search to find flights from Galway 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 858,174 searches. Data last updated 10 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Thu 6/2

17:30-18:55

Nonstop1h 25m

London Heathrow

Sun 9/2

21:00-13:35

1 stop16h 35m

£123

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sun 18/5

21:15-22:40

Nonstop1h 25m

London Heathrow

Wed 21/5

09:50-11:20

Nonstop1h 30m

£131

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 22/1

17:30-18:55

Nonstop1h 25m

London Heathrow

Thu 23/1

15:20-16:45

Nonstop1h 25m

£210

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 24/1

14:45-07:50

1 stop17h 05m

London Heathrow

Mon 27/1

10:35-06:15

1 stop19h 40m

£6,823

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 3/6

12:30-06:45

1 stop18h 15m

London Heathrow

Sat 7/6

11:05-07:30

1 stop20h 25m

£10,419

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 29/4

10:40-22:40

1 stop12h 00m

£85

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 16/4

16:55-18:20

Nonstop1h 25m

£90

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Thu 19/6

07:40-09:05

Nonstop1h 25m

£110

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 4/2

14:45-05:55

1 stop15h 10m

£794

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 2/7

09:30-06:20

1 stop20h 50m

£3,544

Flights are sorted by cheapest return flights first.

Deals found on 9/1

Best time to book a flight from Galway to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Galway with our price prediction graph.
Estimated return 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 Galway to Heathrow

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

How far ahead should I book a flight from Galway to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Galway to Heathrow. Price data was last updated on 3 January 2025.

To ensure you get the cheapest price possible for a flight from Galway to London Heathrow Airport, you should look to book at least 20 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 Galway to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Galway to London Heathrow Airport (average of £112). Flying from Galway to London Heathrow Airport in July is currently the most expensive (average of £160). 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 G4W to LHR?

Find hourly flight availability from Galway to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Galway to London Heathrow Airport as you normally would.

Weekly flight availability from Galway to London Heathrow Airport

Explore weekly flight availability from Galway to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 January 2025.

The most flights from G4W to LHR are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 10 January 2025.
To help decide which airline to fly from Galway to London, see what other customers have to say about Aer Lingus and British Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

JetBlue
7.4
Good
3,192 reviews
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

United Airlines
7.4
Good
8,944 reviews
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

American Airlines
7.2
Good
10,000 reviews
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Aer Lingus
7.1
Good
1,073 reviews
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

British Airways
6.6
Okay
6,792 reviews
JetBlue
7.4
Good
3,192 reviews
Check prices

Entertainment

7.3

Comfort

7.7

Food

6.9

Boarding

7.6

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Related info for your journey

Find useful and relevant information for your journey from Galway to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Galway to London Heathrow Airport one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as £90. Users have also found prices from £110 and £794 on British Airways and JetBlue, respectively.

  • What are the most reliable airlines from Galway to London Heathrow Airport?

    Consider Qatar Airways (56%), Aer Lingus (56%) or British Airways (56%) when booking your flight. These represent the most reliable airlines when flying from Galway to London Heathrow Airport.

  • What are the cheapest flights from Galway to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £36. While the most popular route (Shannon - London Heathrow) can be booked for £74 on average our data indicates £111 when flying from Galway to London Heathrow Airport.

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

    Yes. In addition to deals on Galway to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Galway to Heathrow?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Galway to London Heathrow Airport (average of £112). Flying from Galway to London Heathrow Airport in July is currently the most expensive (average of £160). 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 Galway to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Galway to Heathrow

Discover the top airline that operate flights from Galway 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 858,174 searches. Data last updated 10 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£82Average£127FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Galway to Heathrow?

Cheapflights helps you search for flights from Galway to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Galway to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Galway to Heathrow.

Can Cheapflights find flights from Galway to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Galway to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Galway to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Galway today and book when prices fit your budget.

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