The key is in the honeymoon packing. Honeymoons should be all about you and your spouse…not about shopping for toothpaste or sunscreen!  Here is a packing checklist we love:

Must-haves:
Airline tickets or e-ticket confirmation
Passport/visas/driver’s license
Credit cards (take only those you’ll need)
Hotel/theater reservation fax confirmations
Traveler’s checks
Two sets of photocopies of all of the above, plus a photocopy of related medical and/or trip insurance coverage and prescriptions (carry one set with you, leave one in the hotel room)
Phone numbers for your doctor, house/cat sitter, and credit card companies (in case your cards are lost or stolen)
Prescription medicine (in the original bottle)
Contraception
Travel locks (combination lock recommended — no key to lose!) and ID tags for luggage (inside and out)
Camera

Her Stash for a Week (tweak for destination, activities, season):
1 pair jeans or khakis (for cold airports and the plane)
1 light jacket or pullover (take one that can be tied around the waist or stuffed in a backpack)
1 nice sundress
1 little black dress
1 cardigan (for chilly restaurants)
4 play shirts (T-shirts, tank tops, short-sleeve button-downs)
2 pairs shorts
2 swimsuits (bikini for the beach, one-piece for water sports)
1 swimsuit cover-up
1 pair walking shoes/sandals
1 pair evening shoes/sandals
1 evening purse
Extra socks and underwear
Bras (strapless and otherwise)
Accessories (scarves and jewelry to “stretch” your wardrobe)
His Stash for a Week (tweak for destination, activities, season):

1 pair jeans or khakis
1 pair nice slacks
1 light jacket or pullover (take one that can be tied around the waist or stuffed in a backpack)
4 play shirts (T-shirts or short-sleeve button-downs)
2 pairs shorts
2 polo or button-down short-sleeve shirts
1 sports jacket (for nicer restaurants)
1 swimsuit
1 pair walking shoes/sandals
1 pair lace-ups
Extra socks and underwear

Pack Here — Don’t Buy There:
Insect repellent (and anti-itch cream for the bugs that break through)
Sunscreen and lip balm
Sunglasses
Sun hat or baseball cap
Aloe vera
Band-Aids
Aspirin
Antacid
Antihistamine
Diarrhea medicine
Motion sickness medicine
Tampons/pads (they can be hard to find outside the U.S. and are a non-negotiable must-have when you need them!)
Paperback books (you can leave them in the hotel library once you’ve read)
Deck of cards
Canvas tote bag for beach or pool (also good for carrying souvenirs home)
Guidebook
Electrical converter/adapter

Bathroom Basics:
Travel-size toothpaste
Toothbrushes
Deodorant
Cosmetics
Make-up remover
Cotton balls and swabs
Comb/brush
Hair gel/spray
Nail file/clippers
Shaving cream
Razors
Contact lens and re-wetting solution, storage case
Hair accessories

Optional Items (your hotel may provide):
Shampoo and conditioner
Body lotion
Hair dryer
Shower cap
Alarm clock

Handy Extras:
Extra pair of glasses/contacts, asthma inhaler, and the like
Ziplock bags (all sizes; use for packing wet swimsuits or protecting camera and film when it rains)
Earplugs
Sewing kit
Shout Wipes (instant stain-treater towelettes)
Anti-bacterial liquid or lotion
Visine
Waist pack (to keep money handy and in sight)
Small backpack(s) for day excursions and impromptu picnics
1 pair old sneakers or Keds that can get wet or ruined (if you’re traveling to the tropics)
1 pair workout sneakers and 2-3 workout outfits if you plan on visiting the resort’s gym or jogging on the beach
Swiss Army knife
Compact umbrella or rain ponchos

Leave Behind With Family or Friends:

Your itinerary and hotel phone numbers
Photocopies of your passport, credit cards, and traveler’s check receipts
A sealed copy of your wills, life insurance-policy numbers, and pertinent financial info

Source: TheKnot.com