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Cheap First Class flights to the United Kingdom

SYD — LHR
29 May — 5 Jun1
1 adult
1 adult, First, 0 bags

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Cheap first class flights to the United Kingdom in 2026

Find the latest flights to the United Kingdom in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data were last updated on 29 April 2026.

Average Price

$18,189

Cheapest Price

$17,904

Top Rated Airline

Japan Airlines

No. of Airlines

7
Average for return first class flights in April 2026
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The lowest price for a first class flight ticket to the United Kingdom
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Most popular airline to fly first class with to the United Kingdom in the past 7 days
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Cheapest first class flights to United Kingdom
Explore the most affordable first class flight options available to United Kingdom. Find the lowest fares based on data from user searches, with prices last updated on 29 April 2026.

Fri 16/1015:45
SYD
-
LHR
1 stop23h 50m
Multiple Airlines
Sat 31/1018:40
LHR
-
SYD
1 stop24h 55m
Multiple Airlines
Deal found 26/4$17,377
Sun 6/914:45
SYD
-
LHR
1 stop23h 50m
Multiple Airlines
Sun 20/922:00
LHR
-
SYD
1 stop22h 10m
Multiple Airlines
Deal found 28/4$17,433
Tue 23/614:35
SYD
-
LHR
1 stop24h 00m
British Airways
Mon 20/722:00
LHR
-
SYD
1 stop23h 05m
British Airways
Deal found 28/4$18,039
Tue 26/521:00
BNE
-
LHR
1 stop30h 40m
Qantas Airways
Tue 2/619:50
LHR
-
BNE
1 stop25h 35m
Qantas Airways
Deal found 26/4$19,803
Tue 2/614:35
SYD
-
LHR
1 stop25h 00m
British Airways
Sun 16/822:00
LHR
-
SYD
1 stop23h 05m
British Airways
Deal found 26/4$19,832
Fri 8/505:15
MEL
-
LHR
1 stop22h 25m
Qantas Airways
Fri 29/514:25
LHR
-
MEL
1 stop22h 25m
Qantas Airways
Deal found 24/4$20,037

Travel insights for first class flights from Australia to United Kingdom

Get recent, data-driven insights about first class flights from Australia to United Kingdom including ideal travel times, pricing trends, and more.

Rainfall in United Kingdom by month

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

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

Temperature in United Kingdom by month

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

If weather is an important factor for your trip to United Kingdom, 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).

Frequently asked questions about United Kingdom first class tickets

Find answers to common questions related to first class tickets for flights to the United Kingdom. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 29 April 2026.

  • What is the cheapest price for a First Class ticket to United Kingdom?

    It would cost one person about $18,189 to fly First Class to United Kingdom, usually. The lowest price a user reported recently is $17,904 (for a First Class class ticket flying from Sydney Kingsford Smith Airport to United Kingdom).

  • How much do Business Class flight tickets to United Kingdom cost?

    If First Class cabins are above your budget, Business Class is a great alternative for 43% cheaper - plus, you still get some similar premium services and extra leg room. Business Class flights to United Kingdom are currently about $10,404/ticket.

  • How many premium cabins does British Airways have for flights to United Kingdom?

    Travellers who want to experience premium cabins usually book through British Airways, the most popular airline with flights to United Kingdom. There are 3 premium cabins provided right now: Prem Economy Class, Business Class and First Class.

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