Does the Arc'teryx Alpha FL 20 Backpack fit?

Name: Arc'teryx Alpha FL 20 Backpack
Brand: Arc'teryx

Price varies

Specs

Specs checked on 20 October 2026 · Source

Europe
Airlines	As under-seat item	As cabin bag
Aegean Airlines Air Corsica Air Serbia Binter Loganair	Size not published	Too big
Aer Lingus Air Caraïbes Air Dolomiti Air Europa Air France airBaltic Austrian Airlines British Airways Brussels Airlines Condor Corsair Croatia Airlines Discover Airlines easyJet Edelweiss Eurowings Finnair French bee Iberia Icelandair ITA Airways Jet2.com KLM KM Malta Airlines LOT Polish Airlines Lufthansa Luxair Neos Norse Atlantic Airways Norwegian Pegasus Airlines Ryanair SAS Scandinavian Airlines SKY express Smartwings SunExpress SWISS TAP Air Portugal Transavia Turkish Airlines Volotea Vueling Widerøe Wizz Air	Too big	Too big

North America
Airlines	As under-seat item	As cabin bag
Air Canada Air Transat Allegiant Air American Airlines Breeze Airways Flair Airlines JetBlue Porter Airlines United Airlines WestJet	Too big	Too big
Alaska Airlines Delta Air Lines	Size not published	Too big
Frontier Airlines Sun Country Airlines	Too big	Fits
Southwest Airlines	Size not published	Fits

Rest of the world
Airlines	As under-seat item	As cabin bag
Aeroméxico Air Algérie Air New Zealand EgyptAir Emirates Ethiopian Airlines Etihad Airways Gulf Air IndiGo Japan Airlines Jetstar Airways Qantas Qatar Airways Saudia	Size not published	Too big
Air Arabia Air Austral Air India AirAsia ANA Avianca Azul Cathay Pacific Cebu Pacific China Airlines Copa Airlines EVA Air flydubai GOL Kenya Airways Korean Air LATAM Malaysia Airlines Nouvelair Royal Air Maroc Royal Jordanian Scoot Thai Airways Tunisair VietJet Air Vietnam Airlines Virgin Australia Viva Aerobus Volaris	Too big	Too big
Singapore Airlines	Too big	Size not published