AirHint found the following cheapest return flights from Austin (AUS) to London (LGW)
in April 2025 (see full year ).
Return flights
08 Apr
- 29 Apr
Frontier Airlines
$ 531
30 Apr
- 07 May
Spirit Airlines
$ 575
02 Apr
- 09 Apr
Spirit Airlines
$ 668
25 Apr
- 30 Apr
Spirit Airlines
$ 677
25 Apr
- 06 May
Spirit Airlines
$ 680
07 Apr
- 15 Apr
Spirit Airlines
$ 681
27 Apr
- 06 May
Frontier Airlines
$ 692
26 Apr
- 06 May
Spirit Airlines
$ 713
10 Apr
- 14 Apr
Spirit Airlines
$ 734
15 Apr
- 28 Apr
Frontier Airlines
$ 735
15 Apr
- 05 May
Spirit Airlines
$ 782
10 Apr
- 12 Apr
Spirit Airlines
$ 839
02 Apr
- 08 Apr
Spirit Airlines
$ 861
03 Apr
- 06 Apr
Spirit Airlines
$ 915
16 Apr
- 20 Apr
Spirit Airlines
$ 920
25 Apr
- 12 May
Iberia
$ 3485
Also check the deals for one-way flights from Austin to London in April .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.