What to Do During a Layover When Flying With a Dog

By Jessica Ennis, DVM, CVA

Destinations · August 17, 2026 · 5 min read

Surviving a layover with a dog is less about the terminal and more about how you spend the forty minutes before you're back at the gate.

The limitation nobody mentions when you book a connecting flight with your dog isn’t the layover time on the itinerary — it’s what actually happens to a dog’s body and nerves in that window between flights. A ninety-minute connection sounds generous on paper. In practice, it’s a security line, a long walk to a new gate, maybe a relief area that’s twenty gates away, and a dog who’s already been sitting in a carrier for hours. I’ve had clients tell me the layover was harder on their dog than either flight.

Myth vs. reality: longer layovers aren’t automatically better

The common assumption is that more connection time equals less stress — give the dog room to breathe, right? Reality is messier. A short, efficient layover with a direct path to a relief area can be gentler than a three-hour layover spent pacing a crowded terminal, breathing recycled air, and getting jostled by strangers who want to pet the dog in the carrier. The American Veterinary Medical Association: AVMA is direct about the underlying preference here: book a nonstop flight and avoid layovers when you can, precisely because every connection adds a point where a dog can be delayed, mishandled, or separated from you. When a layover is unavoidable, the goal shifts from “give the dog time” to “give the dog a predictable, low-stimulation routine” — and that’s a different planning problem.

In my practice I worked with a nine-year-old Cavalier King Charles Spaniel named Biscuit, about 16 pounds, who flew twice a year to visit family in Denver with a layover in Chicago. The owner’s first flight with him went badly — she let him out of the carrier in a crowded gate area to “stretch,” and he spent the whole layover trembling and refusing water. By the second trip, she’d changed the routine entirely: same relief area near her arrival gate every time, water offered the moment they cleared security at the connection, and Biscuit stayed zipped in the carrier until they reached that specific spot. His panting and pacing dropped noticeably by the second leg. That’s one dog’s pattern, not a guarantee, but it’s the kind of change I see hold up again and again — the dog isn’t reacting to the airport, he’s reacting to unpredictability inside it.

What actually happens to a dog’s body during a layover

Airports are loud, bright, and full of strange dogs and unfamiliar hands — a lot of sensory load for an animal who can’t ask what’s going on. Stress in dogs shows up as excessive panting, drooling, whining, or a tucked tail and lowered body posture, and a layover is often where those signs first appear because it’s the first moment the dog is out of the carrier and exposed to open space. Dehydration is a real, separate risk: cabin air is dry, and a dog who refused water on the first leg out of nervousness is now more dehydrated heading into leg two. The CDC recommends packing water, a bowl, food, and basic first-aid supplies specifically so you can address these needs mid-trip rather than waiting until arrival. Brachycephalic breeds — Pugs, Bulldogs, Boston Terriers — carry extra risk here, since panting is less effective for them at regulating body temperature, and a warm, crowded terminal can push a short-nosed dog toward real breathing distress faster than it would a longer-muzzled one.

A practical layover sequence

Here’s the order I actually walk clients through, because doing these steps out of sequence is where most layovers go sideways. First, before you even leave the gate area, check the airport’s relief-area map — most major hub airports post one online, and knowing the exact location before you land saves you from wandering a strange terminal with an anxious dog in tow. Our Airport Pet Relief Areas guide covers what these spaces typically look like and how to use them without adding more stress. Second, keep the dog in the carrier or on-leash from the moment you deplane until you reach that relief spot — resist the urge to let them “stretch” in the open terminal, since that’s usually where overstimulation starts. Third, offer water immediately at the relief area, even if the dog seems uninterested; a few laps now prevents a bigger deficit on the second flight. Fourth, do a quick, calm check for panting, drooling, or gum color if you can manage it discreetly — this is not a moment to diagnose anything, just to notice if something’s off before you’re airborne again. Fifth, get back to the gate with time to spare rather than time to rush; a rushed re-boarding undoes most of the calm you just built.

The counterargument, and why I still land where I do

Some experienced pet-traveling friends will tell you a longer layover always wins because it gives you buffer for delays, security lines, and gate changes — and that’s a fair point I won’t dismiss. Buffer time genuinely reduces the chance of a missed connection, which is its own kind of stress for both of you. But buffer time only helps if you use it on a tight, repeatable routine rather than open-ended wandering, and in my experience the dogs who do best on layovers aren’t the ones with the most minutes — they’re the ones whose owners treat every connection the same way, every time. If your dog has never practiced calm behavior in an enclosed space, that’s worth working on well before travel day; our guide on getting a dog used to a travel carrier is the place to start, and it matters more for layovers than for a single nonstop flight, because a layover asks the dog to go back into that carrier a second time after already being unsettled once.

One family I worked with chose a hub-and-spoke itinerary specifically because their dog’s airline policy details — carrier dimensions, in-cabin eligibility, breed restrictions — only worked cleanly through certain connecting airports. Before you build any layover into your itinerary, it’s worth double-checking those specifics against our Airline Pet Policies breakdown, since policies differ enough between carriers that assuming your last flight’s rules will carry over to the next leg is a common and avoidable mistake.

Where I land

My bottom line: plan the layover around a fixed, repeatable routine — relief area, water, calm re-boarding — rather than around raw connection time, and build in enough buffer that you’re never rushing the sequence. That’s the trade-off I’m comfortable defending: a slightly longer total travel day in exchange for a dog who arrives less rattled. If your dog struggles with novelty under any circumstances, that’s a conversation for your own veterinarian before you book, not something to work out mid-itinerary.

For related context, read How to Get Your Dog Used to a Travel Carrier Before Flying.

For related context, read Airline Pet Policies: What to Check Before You Book.