$130+ Cheap flights from Belfast Intl (BFS) 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Belfast Intl to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Belfast Intl to London Heathrow are usually found in January or November, booked 72 days in advance, depart on a Friday or Saturday and return on a Saturday
Cheap flight deals from Belfast Intl to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) 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 junio 12, 2025.
Round-trip from | $299 (Kiwi.com) |
|---|---|
One-way from | $130 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $188 |
Find flight deals from Belfast Intl to Heathrow
Cheapest flights from Belfast Intl to HeathrowExplore the most affordable flight options available from Belfast Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
Explore the most affordable flight options available from Belfast Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Belfast Intl 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 junio 12, 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastLondon
BFS - LHR
BFSLHR
Belfast Intl
jue. 7/17
8:20 am-4:10 pm
1 stop7h 50m
London Heathrow
dom. 7/20
8:30 pm-11:30 pm
1 stop3h 00m
BelfastLondon
BFS - LHR
BFSLHR
Belfast Intl
mié. 7/23
9:10 pm-7:25 am
1 stop10h 15m
Best time to book a flight from Belfast Intl to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Belfast Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Belfast Intl Airport to London Heathrow Airport
How far ahead should I book a flight from Belfast Intl Airport to London Heathrow Airport?
Use this chart to determine the optimal time to book a round-trip flight from Belfast Intl to Heathrow. Price data was last updated on June 9, 2025.
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Belfast Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Belfast Intl Airport to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Belfast Intl Airport to London Heathrow Airport (average of $661). Flying from Belfast Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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 BFS to LHR?
Find hourly flight availability from Belfast Intl 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 junio 12, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Belfast Intl Airport to London Heathrow Airport by exploring options for tickets in the afternoon.
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).
Related info for your journey
Find useful and relevant information for your journey from Belfast Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Belfast Intl Airport?
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Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Top airline flying from Belfast Intl to Heathrow
Discover the top airline that operate flights from Belfast Intl 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 junio 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$94 | Average$150 | FlexibilityNo cancel fee | On-time70% |