KLM Cheap Flights from Seattle to Belgrade

View €622 flight on Mon, 25 Aug 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Prices were available within the past 7 days and start at €622 for one-way flights and €942 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, 25 Aug - Tue, 9 Sep
SEA
Seattle
BEG
Belgrade
€942 Return, found 1 hour ago
€942
Return
found 1 hour ago
Select KLM flight, departing Mon, 25 Aug from Seattle to Belgrade, returning Tue, 9 Sep, priced at €942 found 1 hour ago
KLM
Mon, 25 Aug - Tue, 9 Sep
SEA
Seattle
BEG
Belgrade
€947 Return, found 1 hour ago
€947
Return
found 1 hour ago
Select KLM flight, departing Mon, 25 Aug from Seattle to Belgrade, returning Tue, 9 Sep, priced at €947 found 1 hour ago
Seattle to Belgrade route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Nikola Tesla
Distance
9071 km
*Available to Expedia members.