Last check-in is 30 minutes before the flight departs on domestic routes, with the exceptions of Atlanta, Denver, Newark, Tampa and Washington D.C-Dulles, which require 45 minutes and Las Vegas, which requires 60 minutes. For international flights, check-in is 60 minutes before scheduled departure. Boarding passes may be obtained at nwa.com, a Northwest Airlines self-service check-in kiosk or any Northwest check-in position.
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Hand luggage: one item allowed per person, not exceeding 114 linear cm (height + length + width) or 18 kg. Personal items, such as laptops, books, handbags etc are also allowed.
You can also purchase a seat for anything too fragile or bulky to check
Checked: On domestic flights, two items are allowed, weighing not more than 23kg with maximum dimensions of 158 linear cm. On international flights, three pieces of luggage are allowed, each weighing no more than 32 kg with linear dimensions not more 158cm.
Excess: oversized items are charged at $80 (£40) each for up to 406 linear cm. Anything over 406cm will not be carried. Overweight luggage is charged at an extra $25 (£12) for up to 32 kg and $50 (£25) for 32kg to 45kg. Items over 45kg will not be carried.
Fee for extra luggage is $80 (£40) for the first excess piece; $105 (£55) for the next three; and $180 (£90) for anything more than a total of six, including the two free pieces.
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Names cannot be changed. Reservations can be changed online for all Northwest marketed flights. An administrative fee may apply.
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Most fares have an infant discount, which vary by route.
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Available on some routes for those aged 65+.
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Pets can travel accompanied on Northwest flights as checked luggage or carry-on luggage. You need to notify Northwest at least 24 hours before travel if you wish to bring a pet with you. Total number of pets on each airplane is limited.
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Northwest accepts musical instruments that exceed size and/or weight limitations (up to 100 lbs (46 kg)) as checked luggage or cabin-seat luggage. Musical instruments are not included in the free luggage allowance and an excess fee of $80 (£40) will apply for domestic travel. For international travel, overweight/oversize luggage fees vary by country.
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Snacks are available to buy for up to $5 (£2.50). Sandwiches can be pre-ordered online before travel, but must be paid for on the plane.
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WorldPerks is Northwest's frequent flyer programme, allowing you to earn miles for flying and for hotel stays, car rentals, dining, online shopping and more.
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See the menu online and even pre-order sandwiches at Northwest's website.
See photographs taken by fellow flyers and read reviews of Northwest's in-flight meals at AirlineMeals.net.
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The airline's in-flight magazine is called WorldTraveler. It is available on every flight and can be read online.
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