Can You Bring Maple Syrup on a Plane? Rules Explained

Maple syrup is one of the most popular souvenirs from Canada — particularly from Quebec, the world's largest producer, and from Ontario's maple region. The problem travelers frequently encounter is buying a beautiful bottle of artisan maple syrup at a market in Montreal or Toronto, only to have it confiscated at airport security because of the liquids rule.

This guide explains the carry-on rules, checked baggage options, and what to expect at customs when crossing borders with maple syrup.

Maple Syrup Is a Liquid Under Aviation Security Rules

Maple syrup flows freely — it is unambiguously a liquid, and TSA, Canadian Air Transport Security Authority (CATSA), and international security agencies treat it as such. The standard carry-on liquids rule applies in full:

• US (TSA): Each container must be 3.4oz (100ml) or less. All must fit in one clear quart-sized plastic bag.
• Canada (CATSA): Each container must be 100ml or less, all fitting in a single clear 1-litre plastic bag.
• UK and EU: The same 100ml per container rule applies.

There is no exemption for food products, local specialties, or souvenirs. Maple syrup is treated identically to shampoo or perfume at the security checkpoint.

Standard Maple Syrup Bottle Sizes and Carry-On Rules

Bottle Size	Allowed in Carry-On?
50ml (miniature/gift size)	Yes
100ml (small specialty bottle)	Yes — at the limit
250ml (small souvenir bottle)	No — too large
500ml (standard souvenir bottle)	No — too large
1 litre (popular Quebec souvenir)	No — too large
Tin cans (250ml, 540ml, 1L)	No — too large (same liquid rules apply)

The traditional Quebec tin can — a favourite format for authentic maple syrup — is almost always too large for carry-on. A 540ml tin is more than five times the carry-on limit.

What fits in carry-on: Some specialty food shops and certain airport retail stores (on the departures side, after security) stock 50ml or 100ml maple syrup bottles. If you want to bring maple syrup in your carry-on, look for these smaller sizes before you travel. A few artisan producers have specifically packaged 100ml formats for the travel market.

The Canadian Souvenir Problem

The disconnect between souvenir bottle sizes and carry-on rules catches many travelers off guard. When you visit a maple farm in Quebec, an artisan market in Ottawa, or a sugar shack in Ontario, the bottles on sale are almost universally too large for carry-on. The souvenir industry is built around gifting formats — 250ml, 500ml, and 1-litre bottles — that are attractive and share well, but all exceed the 100ml limit.

What to do if you already bought a large bottle:

• Check the bottle in your checked luggage — airlines have no restriction on maple syrup in checked bags
• Ship it home via a postal service before your departure (Canada Post ships internationally)
• Buy a 100ml travel-sized bottle at the airport duty-free or a specialty shop after passing security
• Ask whether the shop will ship your purchase directly to your home address

Maple Syrup in Checked Luggage

Checked baggage has no size or quantity restriction for maple syrup. You can pack a 1-litre bottle, multiple 500ml bottles, or a case of maple syrup without violating any aviation rule.

The practical concern is leaks. Maple syrup is thick and very sticky, and a leaking bottle in a checked bag will coat everything it touches.

Packing maple syrup for checked baggage:

• Seal the cap tightly — hand-tighten as firmly as possible
• Place each bottle in its own sealed zip-lock bag
• Double-bag: put the zip-lock bag inside a second plastic bag
• Wrap bottles in clothing or bubble wrap for cushioning
• Position bottles in the center of your bag, away from edges and corners
• Metal tins (which often cannot be resealed as tightly as glass) are more prone to leaks — extra bagging is especially important for tins

If the syrup is in a glass bottle, wrapping in clothing is important for breakage protection as well as leak prevention.

Flying Within Canada

The same rules apply on domestic Canadian flights: carry-on containers must be 100ml or less. However, since you are not crossing an international border, there are no customs or importation concerns to worry about. Pack your maple syrup in checked baggage and it will travel without issue.

Crossing the US–Canada Border: Customs Rules

The most common international scenario for maple syrup is traveling from Canada to the United States.

Commercially produced maple syrup from Canada into the US: This is generally straightforward. Maple syrup is a food product with no agricultural restrictions for importation into the US. Commercially packaged maple syrup (with labels, seals, and production information) is allowed for personal use with no quantity limit. You should still declare it on your customs form, but it is unlikely to be confiscated or taxed at reasonable personal-use quantities.

Artisan or farm-direct maple syrup: Still generally permitted, but you may be asked more questions at customs if the packaging is informal or hand-labeled. Keep it in its original packaging where possible.

Large quantities: If you are carrying multiple litres or a case of maple syrup, a customs officer may ask whether it is for personal use or commercial purposes. Commercial quantities may be subject to import duties. For typical souvenir amounts (one to three bottles), this is not a concern.

Other countries and maple syrup: Maple syrup is generally viewed as a harmless food product by most customs agencies. It is not an animal product or a plant material that carries biosecurity concerns (unlike honey, which is classified as an animal product). Most countries will permit commercially packaged maple syrup on declaration.

Grades and Varieties: Does Grade Affect Rules?

No. The aviation security rules and customs rules apply equally to:

• Grade A Golden (Delicate Taste)
• Grade A Amber (Rich Taste)
• Grade A Dark (Robust Taste)
• Grade A Very Dark (Strong Taste)
• Organic maple syrup
• Infused maple syrup (e.g., cinnamon, bourbon barrel aged)
• Maple butter or maple cream (classified as a paste/liquid — same rules apply)

Maple butter and maple cream: These semi-solid products (spreadable, paste consistency) are also treated as liquids/gels under TSA rules and are subject to the same 100ml carry-on limit.

Buying Maple Syrup at the Airport

If you left your souvenir shopping too late, Canadian airports — particularly Montreal-Trudeau (YUL), Toronto Pearson (YYZ), and Ottawa Macdonald-Cartier (YOW) — typically have gift shops on the departures side (after security) that sell maple syrup in 100ml travel sizes. These are purchased after the security checkpoint and can be brought on board.

The same STEB (sealed duty-free bag) rules that apply to alcohol apply to airport purchases: if you buy maple syrup at an airport shop on the departures side, it may be packaged in a way that allows it through a connection airport's security. Verify the rules for your specific connection before counting on this.

Summary

Situation	Rule
100ml or smaller bottle in carry-on	Allowed
250ml, 500ml, or 1L bottle in carry-on	Not allowed — too large
Maple syrup in checked luggage	Allowed — no size limit; double-bag to prevent leaks
Maple butter/cream in carry-on	Same 100ml rule applies
Canada to US customs	Declare it; commercially packaged syrup for personal use is permitted
Large quantities (commercial amounts)	May require customs declaration and potential duty

The cleanest approach: enjoy the maple syrup experience at its source, buy a beautiful bottle, pack it carefully in checked luggage, and bring it home without the stress of the security checkpoint.