The 40L will max out carry on dimensions on most airlines so you never have to check a bag. For stricter airlines, like RyanAir, 30L will be a better choice.
People Also Ask
A weekend backpack like a standard 40L backpack is big enough to carry a backpacking sleeping bag, small tent, and pad, as well as extra clothing and layers. Other things you'll need to carry include a small stove, food and basic cookware, plus a water filter/purifier, first aid kit, and navigation tools.
Is a 40L backpack big enough for traveling? 40 liters is definitely big enough for traveling, as long as you're not an over-packer. It's a good idea not to go for an overly large backpack - overpacking can be as troublesome as under-packing.
21–35 liters: This is the sweet spot for most hiking and travel daypacks. There's enough capacity to hold food, clothing and some extras, like a camera and a book. 36–50 liters: These larger packs are ideal for trips that require additional clothing and gear, such as climbing, mountaineering or non-summer hiking.
A 40L backpack is your perfect weekend companion. With clever storage, you'll have plenty of room for a sleeping bag, solo tent, camping mat, food, and extra clothing and layers to keep you comfy. You can take 40-45L backpacks as carry-on for flights.
This duffel bag measures the size: 21 x 10 x 10, capacity 40L. Can use it to store clothes, shoes, electronics, cosmetics, toiletries, fitness equipment, etc. This small duffle bag capacity of 40L is enough to meet your needs, suitable for short trips of 1-3 people for 2-7 days.
Though you might find an inch or two of a difference with various airlines, the standard domestic carry-on luggage size is 22 x 14 x 9, which includes the handle and the wheels. This size limit ensures your bag — and ideally everyone else's — will be able to be stored safely in the overhead bin for your flight.
Carry-on bags shouldn't be larger than 22 inches long, 14 inches wide and 9 inches high including handles and wheels. Dimensions of personal items should not exceed 18 inches long, 14 inches wide and 8 inches high. There are no weight restrictions for carry-on luggage.
Including handles and wheels, the maximum dimensions for a carry-on are 22 inches long, 14 inches wide and 9 inches high. Personal items are limited to 17 inches long, 10 inches wide and 9 inches high.
For a 2-month trip through SEA, I'd personally recommend a 40L backpack. It's a good balance between carry-on size and having enough space for all your stuff. Plus, it's versatile enough to use for day hikes as well as leaving at hostels/hotels.
It is the perfect size for travel, just don't pack it full. A 40L backpack half empty weighs essentially the same as a 20L backpack stuffed full. I did 4 months abroad with a GORUCK GR2 34L a few years ago.
This is why most new backpackers think they need a larger backpack to travel, but with some clever organising and good packing cubes, a 40L backpack could just be the perfect size. You'll be incredibly surprised at just how small of a space you can fit everything you need for 3, 6 or even 12 months.
Your backpack will generally be allowed as a carry-on if it's under 50 liters, or about 22 x 14 x 9 inches. Get a 45-liter backpack if you want to carry as much stuff as possible on the plane with you.
This is why most new backpackers think they need a larger backpack to travel, but with some clever organising and good packing cubes, a 40L backpack could just be the perfect size. You'll be incredibly surprised at just how small of a space you can fit everything you need for 3, 6 or even 12 months.
Bags are weighed at check-in and many airlines have placed bag sizers at their gates. If your carry-on bags are too big, you will have to check them. This might cause them to be classified as extra bags which usually carries an extra charge. Be sure to check your airline's website prior to travel.