Sizeproof
Monos · personal item

Does the Monos Metro Duffel Nylon fit as a personal item?

By its listed size it fits 12 of 29 airlines that publish a personal item limit and is too big for 17.

Size and specs

Listed size11.2 × 16.3 × 7.2 in (28 × 41 × 18 cm)
Volume19.6 L
Empty weight3.5 lb (1.6 kg)
Laptop sleeveup to 15 in
Wheelsnone
List price$225 (seen 2026-10-19)
The brand doesn't say whether this is the outside size.

Against the usual US limit

051015in FrontSide

Dashed and yellow: American Airlines' personal item limit, 18 × 14 × 8 in. Coloured: this bag's listed size.

Every airline

Airlinepersonal item limitThis bag
United States
Alaska Airlinesnot publishedNo size published must fit under the seat
Allegiant Air8 × 14 × 18 in (20 × 36 × 46 cm)Fits 0.8 in to spare
American Airlines18 × 14 × 8 in (46 × 36 × 20 cm)Fits 0.8 in to spare
Avelo Airlines17 × 13 × 9 in (43 × 33 × 23 cm)Fits 0.7 in to spare
Breeze Airways17 × 13 × 8 in (43 × 33 × 20 cm)Fits 0.7 in to spare
Delta Air Linesnot publishedNo size published must fit under the seat
Frontier Airlines18 × 14 × 8 in (46 × 36 × 20 cm)Fits 0.8 in to spare
Hawaiian Airlinesnot publishedNo size published must fit under the seat
JetBlue17 × 13 × 8 in (43 × 33 × 20 cm)Fits 0.7 in to spare
Southwest Airlinesnot publishedNo size published must fit under the seat
Sun Country Airlines17 × 13 × 9 in (43 × 33 × 23 cm)Fits 0.7 in to spare
United Airlines9 × 10 × 17 in (23 × 25 × 43 cm)Too big 1.2 in over, too wide
Canada & Mexico
Aeromexiconot publishedNo size published must fit under the seat
Air Canada13 × 17 × 6 in (33 × 43 × 15 cm)Too big 1.2 in over, too deep
Porter Airlines13 × 17 × 6 in (33 × 43 × 15 cm)Too big 1.2 in over, too deep
Viva Aerobus18 × 14 × 8 in (46 × 36 × 20 cm)Fits 0.8 in to spare
Volaris35 × 45 × 20 cm (13.8 × 17.7 × 7.9 in)Fits 0.7 in to spare
WestJet16 × 13 × 6 in (41 × 33 × 15 cm)Too big 1.2 in over, too deep
Latin America
Avianca45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in)Fits 0.7 in to spare
Copa Airlines43 × 25 × 22 cm (16.9 × 9.8 × 8.7 in)Too big 1.4 in over, too wide
LATAM Airlines45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in)Fits 0.7 in to spare
Europe
Aer Lingus40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in)Too big 0.6 in over, too tall
Air France40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
British Airways40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
easyJet45 × 36 × 20 cm (17.7 × 14.2 × 7.9 in)Fits 0.7 in to spare
Iberia30 × 40 × 15 cm (11.8 × 15.7 × 5.9 in)Too big 1.3 in over, too deep
Icelandair40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
KLM40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
Lufthansa40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
Ryanair40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in)Too big 0.6 in over, too tall
Turkish Airlines40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
Virgin Atlantic40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)Too big 1.3 in over, too deep
Vueling40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in)Too big 0.6 in over, too tall
Wizz Air40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in)Too big 0.6 in over, too tall
Middle East & Asia-Pacific
Emiratesnot publishedNo size published must fit under the seat
Japan Airlinesnot publishedNo size published must fit under the seat
Qantasnot publishedNo size published must fit under the seat
Qatar Airwaysnot publishedNo size published must fit under the seat

"Borderline" means over by no more than the rounding in published sizes (0.5 cm, about 0.2 in). It may pass at the gate, but we don't promise it.

Where these numbers come from

Notes from our data check

Brand: 'Metro Duffel (without Metro Kit) Weight: 3.50 lb / 1.59 kg (nylon) | 3.68 lb / 1.67 kg (vegan leather) Capacity: 19.6 L', 'Height Width Depth Inch 11.2" 16.3" 7.2" Centimetre 28.44 41.40 18.28'. 15" laptop compartment. Not explicitly called a personal item on the page. CONFLICT: Amazon search extracts mostly list 22 L; the brand's 19.6 L is used. Price: list $225, on sale at $191.25 on 2026-10-19. ASIN from Amazon URL 'Monos-Metro-Duffel' (also B0G2T34ZFC, Juniper Green).