GR3 45L

GORUCK GR3 45L is a 45L, 2.34kg5.2lb travel backpack measuring 55.9×35.6×22.9cm22×14×9in. It fits the carry-on size limit of 14 of 36 major airlines and the personal-item limit of 0 of 26. Under the seat, its 22.9cm9in side is over the 20cm7.9in limit at 15 of the 26 airlines it misses. Specs from goruck.com, checked September 2026.

Volume: 45Lfixed size
Weight: 2.34kg5.2lb5.2lb2.34kg
Carry-on: 14/36airlines fit it
Personal item: 0/26under-seat limits

Dimensions: 55.9×35.6×22.9cm22×14×9in 22×14×9in55.9×35.6×22.9cm
Price: $395 as of September 2026
Laptop: up to 17"
Opening: Clamshell, Opens flat, clamshell style
Warranty: Lifetime Repairs or replaces gear worn out or damaged through use, no time limit.
Compartments: n/a
Bottle pockets: 0

Price history

$395 at every weekly check since Oct 5, 2026 (3 checks).

Checked weekly on the brand's US store.

Organizer
Hydration sleeve
Water-resistant
MOLLE

Material: 1000D Cordura, 210D Cordura back panel

Largest possible carry-on size for all major airlines, per GORUCK
Separate laptop compartment next to the back fits a 17 in laptop
Two rows of bottom MOLLE webbing, sternum strap not included

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Last checked: 2026-09. Prices and specs may have changed.

Does the GORUCK GR3 45L fit airline carry-on limits?

Draw against

Too bigToo big on Ryanair. cabin bag 55×40×20cm21.5×15.5×8in · under the seat 40×30×20cm15.5×12×8in. Bag in cminches, turned to fit.

Flag as a tight fit undercm spare

Airline	Carry-on	Personal item	Cabin-bag weight
Air Arabia	Too bigToo big	Too bigToo big	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
Air CanadaCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
Air FranceCabin bag not on every fare	Too bigToo big	Too bigToo big	9.7kg to pack (of 12kg shared with personal item)21.4lb to pack (of 26.5lb shared with personal item)
Air India	Too bigToo big	No published limit	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
AirAsia	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	4.7kg to pack (of 7kg shared with personal item)10.4lb to pack (of 15.4lb shared with personal item)
Alaska Airlines	Tight fit (0.1cm spare)Tight fit (0in spare)	No published limit	No published limitNo published limit
Allegiant AirCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
American Airlines	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	No published limitNo published limit
ANA (All Nippon Airways)	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg shared with personal item)17lb to pack (of 22lb shared with personal item)
AviancaCabin bag not on every fare	Too bigToo big	No published limit	7.7kg to pack (of 10kg)17lb to pack (of 22lb)
British Airways	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	No published limitNo published limit
Cebu Pacific	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	7.7kg to pack (of 10kg shared with personal item)17lb to pack (of 22lb shared with personal item)
Delta Air Lines	Tight fit (0.1cm spare)Tight fit (0in spare)	No published limit	No published limitNo published limit
easyJetCabin bag not on every fare	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	12.7kg to pack (of 15kg)28lb to pack (of 33.1lb)
Emirates	Too bigToo big	No published limit	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
Frontier AirlinesCabin bag not on every fare	FitsFits	Too bigToo big	13.6kg to pack (of 15.9kg)30lb to pack (of 35.1lb)
Gol Linhas Aereas	Too bigToo big	No published limit	7.7kg to pack (of 10kg)17lb to pack (of 22lb)
IndiGo	Too bigToo big	No published limit	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
JetBlue Airways	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	No published limitNo published limit
KLMCabin bag not on every fare	Too bigToo big	Too bigToo big	9.7kg to pack (of 12kg shared with personal item)21.4lb to pack (of 26.5lb shared with personal item)
LATAM Airlines	Too bigToo big	Too bigToo big	9.7kg to pack (of 12kg)21.4lb to pack (of 26.5lb)
LufthansaCabin bag not on every fare	Too bigToo big	Too bigToo big	5.7kg to pack (of 8kg)12.6lb to pack (of 17.6lb)
Norwegian Air ShuttleCabin bag not on every fare	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg shared with personal item)17lb to pack (of 22lb shared with personal item)
Qantas	Tight fit (0.1cm spare)Tight fit (0in spare)	No published limit	4.7kg to pack (of 7kg shared with personal item)10.4lb to pack (of 15.4lb shared with personal item)
Qatar Airways	Too bigToo big	No published limit	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
RyanairCabin bag not on every fare	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg)17lb to pack (of 22lb)
SAS	Too bigToo big	Too bigToo big	5.7kg to pack (of 8kg)12.6lb to pack (of 17.6lb)
Singapore Airlines	Tight fit (0.6cm spare)Tight fit (0.2in spare)	Too bigToo big	4.7kg to pack (of 7kg)10.4lb to pack (of 15.4lb)
Southwest Airlines	FitsFits	No published limit	No published limitNo published limit
Turkish Airlines	Too bigToo big	Too bigToo big	5.7kg to pack (of 8kg)12.6lb to pack (of 17.6lb)
United AirlinesCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
Vietjet Air	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	4.7kg to pack (of 7kg shared with personal item)10.4lb to pack (of 15.4lb shared with personal item)
VolarisCabin bag not on every fare	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg)17lb to pack (of 22lb)
VuelingCabin bag not on every fare	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg)17lb to pack (of 22lb)
WestJetCabin bag not on every fare	Tight fit (0.1cm spare)Tight fit (0in spare)	Too bigToo big	No published limitNo published limit
Wizz AirCabin bag not on every fare	Too bigToo big	Too bigToo big	7.7kg to pack (of 10kg)17lb to pack (of 22lb)

Compared in any orientation against each airline's published size limit. A tight fit has under 2cm to spare, so a packed soft bag may not pass a sizer. Set it to 0 to turn the warning off. Weight is what the airline allows in the cabin minus this bag's empty 2.34kg5.2lb. Limits and sources. Own a different bag? Check it against every airline.