The 3-1-1 rule on Royal Caribbean refers to the TSA carry-on liquids +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA) guideline that applies when flying to your cruise departure—3.4 oz (100 ml) or less per container, 1 quart-sized, clear, resealable bag, and 1 bag per passenger.
This rule ensures smooth security screening at the airport before you embark on your Royal Caribbean cruise +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA)—so pack liquids accordingly.
Remember: the 3-1-1 rule applies only to carry-on luggage when flying +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA)—it does not restrict liquids in checked luggage for the cruise.
Royal Caribbean often references the 3-1-1 rule because many guests fly to port—undergoing TSA screening +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA)—and must comply with airport security guidelines before boarding.
It's not a cruise-line rule per se, but a federal aviation regulation that cruise travelers must abide by when flying.
3 – Liquids, gels, pastes, and aerosols must be 3.4 ounces (100 ml) or less per container +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA).
1 – All containers must fit in 1 quart-sized, clear, resealable plastic bag.
1 – Only one bag per passenger is permitted through security.
If you're flying, you must pack your carry-on liquids using the 3-1-1 format to pass through TSA screening before boarding the ship.
For checked luggage, you can pack full-size toiletries and liquids—the 3-1-1 rule doesn’t apply to checked bags.
Some travelers mistakenly believe Royal Caribbean limits liquids on board +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA), but that's not true—the 3-1-1 rule is purely about airport carry-on security, not ship-boarding restrictions.
As one Cruise Critic forum traveler put it: "RC doesn’t follow TSA’s rules." That means on the ship itself, full-size items are fine—but the rule applies on the way in.
Can I bring full-size shampoo on Royal Caribbean?
Yes, if it's in checked luggage. For carry-on, follow the 3-1-1 rule +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA).
What liquids are allowed on Royal Caribbean?
Anything allowed by TSA 3-1-1 rules for carry-on; otherwise, ship rules may differ.
Is the 3-1-1 rule enforced by the cruise line?
No—it's enforced by the airport TSA, not Royal Caribbean.
Do I need to pack liquids differently for cruises vs flights?
Only if you're flying to the departure port. Check TSA for flights—no extra limit by Royal Caribbean.
Q: Can I bring large bottles of sunscreen on board?
A: Yes in checked bags—but if it's in carry-on, it must follow the 3-1-1 rule (≤3.4 oz each +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA)).
Q: Does the 3-1-1 rule apply if I drive to the cruise?
A: No—if you don't fly, TSA restrictions don’t apply.
Q: Can I just bring one type of container multiple times?
A: Yes, as long as each container is ≤3.4 oz and everything fits in one quart-sized bag.
Q: Are medications exempt?
A: TSA typically exempts medications from the 3-1-1 rule, but check current TSA guidance.
Q: What about food like peanut butter or sauces?
A: These must also fit within the 3-1-1 bag if in carry-on. Paraphrased from food items guidance.
The 3-1-1 rule is a TSA requirement that applies to carry +1-877-582-4024 (US) ⇌ +44-161-768-1053 (UK) (OTA)-on liquids when flying—rather than something enforced by Royal Caribbean during boarding. Pack smart: if you're flying, organize your toiletries to meet the 3-1-1 rule. Any larger bottles or extra liquids? Pack them in your checked luggage.