$633 Cheap KLM flights Denver (DEN) to Belgrade (BEG)

View $633 flight on Wed, Feb 4, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$633 Cheap KLM flights Denver (DEN) to Belgrade (BEG)

Prices were available within the past 7 days and start at $633 for one-way flights and $952 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, Apr 6 - Fri, Apr 24
DEN
Denver
BEG
Belgrade
$952 Roundtrip, found 2 days ago
$952
Roundtrip
found 2 days ago
Select KLM flight, departing Mon, Apr 6 from Denver to Belgrade, returning Fri, Apr 24, priced at $952 found 2 days ago
Flights from Denver (DEN) to Belgrade (BEG)
Origin airport
Denver Intl.
Destination airport
Nikola Tesla
Airlines serving
Air Canada, Air Europa, Air France, Austrian Airlines, Delta, JetBlue Airways, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Popular airline
Lufthansa
Distance
5663 mi

Explore a world of travel with Expedia

*Available to One Key members.