American Airlines Amsterdam AMS Brussels BRU Denver DEN Hainan Airlines - Alaska Mileage Plan partner Icelandair KLM Airlines London London Gatwick LGW London LHR National Parks oneworld alliance Paris Paris Beauvais Airport BVA Paris Charles de Gaulle Airport CDG Paris Orly ORY Skyteam Alliance Star Alliance United Airlines

Denver deals $382-$526 Amsterdam, Brussels, London, Paris all alliances

Icelandair low fares from Denver have sparked a fare war with American, Delta and United to Amsterdam, London and Paris with ticket prices around $500 round trip.

Delta and United have deep fare discounts at $382 round trip to Brussels Sep-Dec. Icelandair has ticket prices at $404 to London Jan-March.

Travel dates are mid-September to mid-March. Lowest fare months depends on route.

Amsterdam (lowest fares for Delta and United Sep-Dec)

Brussels (Skyteam and Star Alliance only Sep-Dec)

London

Here are fares for February 2018 Sat Feb 17 – Sun Feb 25 coinciding with winter break for many schools.

Paris

Icelandair $404.57 round trip Orbitz.com ticket

Denver – Keflavik KEF – London Gatwick LGW – KEF – DEN

Sunday March 4 – Sat March 10

DEN-LGW $404 FI Mar 4-Mar 10

Delta Airlines  $453.56 round trip

Denver DEN – Minneapolis MSP – Amsterdam AMS – Minneapolis MSP – Denver DEN

Mon Oct 23 – Tue Oct 31

DEN-AMS $456 DL Oct 23-31

United Airlines $382.06 round trip

Denver DEN – Chicago ORD – Brussels BRU – Chicago ORD – Denver DEN

Wed Nov 1 – Fri Nov 10

DEN-BRU $382 UA Nov1-10

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