SEA to LUX from $690 in economy

AFAir France

DLDelta Air Lines

KLKLM

Round Trip•Economy

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

LUX

Luxembourg-Findel International Airport

Luxembourg City, Luxembourg

$842 USD

-18%$690 USD

Verified 13 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$759 1$720 2$912 3$856 4$726 5$861 6$720 7$963 8$725 9$1,025 10$731 11$808 12$804 13$725 14$724 15$755 16$755 17$810 18$819 19$818 20$750 21$755 22$759 23$755 24$815 25$810 26$770 27$750 28$755 29$750 30$755 1$810 2$810 3$759 4$750

Good Availability

53% of dates checked are available within 10% of the lowest price

Wednesday, September 2nd, 2026

9 round-trip options

Returning

Mon, Sep 7, 2026•5 Day Trip

$972 USD

Google Flights

Returning

Tue, Sep 8, 2026•6 Day Trip

$912 USD

Google Flights

Returning

Wed, Sep 9, 2026•7 Day Trip

$912 USD

Google Flights

Returning

Thu, Sep 10, 2026•8 Day Trip

$912 USD

Google Flights

Returning

Sat, Sep 12, 2026•10 Day Trip

$1,092 USD

Google Flights

Returning

Sun, Sep 13, 2026•11 Day Trip

$1,236 USD

Google Flights

Returning

Mon, Sep 14, 2026•12 Day Trip

$1,092 USD

Google Flights

Returning

Tue, Sep 15, 2026•13 Day Trip

$1,032 USD

Google Flights

Returning

Wed, Sep 16, 2026•14 Day Trip

$912 USD

Google Flights

Seattle / Tacoma (SEA) to Luxembourg City (LUX) flight deal in economy from $690

Seattle–Tacoma International Airport

Luxembourg-Findel International Airport

September 2026

Wednesday, September 2nd, 2026