Lisbon (LIS) to Singapore (SIN) cheap flight deal from $2434 USD in business class

AYFinnair

Round Trip•Business Class

LIS

Portela Airport

Lisbon, Portugal

SIN

Singapore Changi Airport

Singapore, Singapore

$3,716 USD

-34%$2,434 USD

Verified Sep 20, 2025 at 7:44 PM

September 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22$3,696 23 24$4,577 25$4,577 26 27 28 29 30 1$4,920 2$4,577 3$4,920 4$4,920 5$4,920

Rare Availability

5% of dates checked are available within 10% of the lowest price

Wednesday, September 24th, 2025

6 round-trip options

Returning

Mon, Sep 29, 2025•5 Day Trip

$4,577 USD

Google Flights

Returning

Tue, Sep 30, 2025•6 Day Trip

$4,577 USD

Google Flights

Returning

Thu, Oct 2, 2025•8 Day Trip

$4,900 USD

Google Flights

Returning

Fri, Oct 3, 2025•9 Day Trip

$5,429 USD

Google Flights

Returning

Sat, Oct 4, 2025•10 Day Trip

$6,310 USD

Google Flights

Returning

Wed, Oct 8, 2025•14 Day Trip

$6,310 USD

Google Flights