The End of "Emotional Support Animals"
In recent years, the Department of Transportation (DOT) revised its rules entirely regarding Emotional Support Animals (ESAs). Airlines are no longer required to accept ESAs on flights for free. Today, the only animals permitted to fly uncaged in the cabin for free are highly-trained, legitimate Psychiatric Service Dogs (SVAN).
If your pet provides emotional support but is not a trained service task animal, they must fly under standard Pet in Cabin rules, which means paying the standard airline pet fee.
Traveling With a Pet in Cabin
If you have a small dog or cat that fits comfortably in a carrier under the seat in front of you, they can fly in the cabin. However, you cannot simply show up with them at the airport.
- Hard Limits: Most airlines only allow between 4 to 6 total pets in the cabin per flight.
- Carrier Size: Soft-sided carriers are recommended because they squish under the seat easier. The animal must be able to stand up and turn around inside.
- Check-in Requirement: You cannot use a self-service kiosk if you have a pet. You must check in at the physical ticket counter so an agent can verify your carrier and collect the pet fee.
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Health Certificates and Vaccinations
If you are flying domestically within the United States, you generally do *not* require a health certificate for a pet flying in the cabin (though proof of rabies vaccination is always smart to carry). However, if you are flying internationally, or checking an animal in the cargo hold, a veterinarian health certificate dated within 10 days of travel is strictly mandated by law.
What Happens If My Pet is Too Big?
If your dog is over 20 lbs and cannot fit under the seat, they cannot fly in the cabin (unless they are a verified Service Animal). You have two choices:
- Checked Baggage: Some airlines allow pets to be checked underneath the plane in a hard-sided crate on the same flight as you. Usually, weather embargos restrict this during the extreme heats of summer and extreme freezes of winter.
- Dedicated Cargo: Large breeds must be shipped as strictly monitored live-cargo on specialized freight routes.
When Traveling Into International Territory
Entering locations like Hawaii, the UK, or Australia with a pet is incredibly complex due to strict rabies quarantine laws. You must begin paperwork upwards of 6 months in advance. Attempting to bring an undocumented pet into these zones will result in severe fines and the immediate quarantine of your animal at your own expense.