AirHint found the following cheapest return flights from Madrid (MAD) to Quito (UIO) in September 2026 (see full year).

Return flights

03 Sep - 14 Sep	Delta
07 Sep - 30 Sep	Iberia	direct
29 Sep - 08 Oct	Iberia	direct
28 Sep - 08 Oct	Iberia	direct
11 Sep - 03 Oct	Avianca
12 Sep - 03 Oct	Avianca
30 Sep - 10 Oct	Avianca
12 Sep - 26 Sep	Avianca
05 Sep - 03 Oct	Avianca
05 Sep - 03 Oct	Air Europa	direct
12 Sep - 03 Oct	Air Europa	direct
13 Sep - 03 Oct	LATAM Airlines Group
01 Sep - 25 Sep	Avianca
18 Sep - 29 Sep	American Airlines
11 Sep - 03 Oct	Iberia	direct
12 Sep - 26 Sep	Air Europa	direct
01 Sep - 13 Sep	Avianca
12 Sep - 12 Sep	Avianca
03 Sep - 10 Sep	Delta
03 Sep - 10 Sep	Air Europa	direct

Also check the deals for one-way flights from Madrid to Quito in September.

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.

Book a cheap hotel in Quito

Cheap car rent in Quito

Cheapest return flights from Madrid to Quito in September from 676€

Return flights