Flying with a Service Dog in 2026: Airline-by-Airline Guide

Air travel with a service dog has been governed by a fundamentally different set of rules since January 2021. If you're still operating on pre-2021 information — or relying on advice from someone who was flying with an ESA before the DOT rule change — you may be in for a stressful boarding experience.

Here's what the current rules actually say, and what each major carrier requires.

The 2021 DOT Rule Change: What Happened

The Department of Transportation issued a final rule under the Air Carrier Access Act (ACAA) that took effect January 11, 2021. The key changes:

Who is now a "service animal" under ACAA:

• Only trained dogs qualify as service animals for air travel purposes
• Emotional support animals, comfort animals, and other species are no longer recognized as service animals by airlines
• This applies regardless of what documentation you have

Who is included:

• Psychiatric service dogs (PSDs) are explicitly included, provided the dog is trained to perform tasks related to the handler's disability
• A PSD is not treated differently from a mobility or guide dog under the current rule

What airlines may now require:

• A DOT service animal form completed and signed by a licensed healthcare professional
• Advance notice (up to 48 hours for most situations; some exceptions for late bookings)
• Behavioral standards — the dog must be harnessed/leashed, must not growl, bark aggressively, or display threatening behavior

What airlines cannot do:

• Require your dog to wear a vest or other ID
• Ask about your diagnosis
• Charge a fee for a legitimate service animal
• Refuse a properly documented service animal on the basis of breed

The DOT Service Animal Forms

The DOT developed two standardized forms:

1. U.S. DOT Service Animal Air Transportation Form — completed by your healthcare provider, confirming your disability and the dog's service animal status
2. U.S. DOT Service Animal Relief Attestation — for flights 8 hours or longer, confirming the animal can relieve itself without creating a health/sanitation issue or will not need to during the flight

Both are available on the DOT website and from individual airline websites. Most airlines accept the same form.

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Airline-by-Airline Requirements (2026)

Delta Air Lines

Delta accepts service dogs with the DOT form submitted at least 48 hours before departure (24 hours minimum, 48 preferred). The dog must fit within your floor space and remain under your control. Delta requires the form to be submitted through their accessibility portal before the flight.

Delta was one of the stricter carriers post-2021 and has maintained that position. They do not accept ESAs, and their gate agents are trained to identify the distinction. If you're flying Delta with a PSD, submit your form well in advance.

Key requirement: DOT form submitted 48 hours in advance via Delta's Accessibility Request portal.

United Airlines

United accepts service animals with the DOT form submitted at least 48 hours before the flight. They also require that the handler check in at the airport ticket counter (not automated kiosks) for verification. United is generally straightforward if paperwork is complete.

Key requirement: DOT form 48 hours in advance; manual check-in at ticket counter.

American Airlines

American requires the DOT form at least 48 hours before the flight for the first leg. They request submission through their accessibility services form online. American has a dedicated disability assistance line for complex travel situations.

Key requirement: DOT form 48 hours before departure; submission through AA's online accessibility portal.

Southwest Airlines

Southwest accepts service dogs with the DOT form submitted at least 48 hours in advance. Southwest's open seating policy means there's no pre-assigned seat to designate, but gate agents will work with handlers on bulkhead or aisle seating where appropriate.

Key requirement: DOT form 48 hours in advance; form can be submitted via Southwest's accessibility request process.

Alaska Airlines

Alaska requires the DOT form submitted at least 48 hours prior to departure. They allow service animals that fit within the handler's floor space without blocking the aisle. Alaska has generally received good reviews from service dog handlers for staff training on the process.

Key requirement: DOT form 48 hours in advance; dog must fit in handler's floor space.

JetBlue

JetBlue requires the DOT form submitted at least 48 hours before the scheduled departure. They have a dedicated accessibility line (1-800-JETBLUE) for service animal questions and complex itineraries. JetBlue requires the form to be emailed or submitted through their accessibility portal.

Key requirement: DOT form 48 hours in advance; submission via accessibility portal or email.

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Tips for a Smooth Experience

Submit your DOT form as early as possible. Airlines process paperwork in batches. Submitting at the 48-hour minimum is technically compliant but leaves no room for errors or missing information.

Bring a printed copy of your submitted form. Even with digital submission, gate agents sometimes can't pull up records quickly. A printed copy in hand eliminates most boarding disputes before they start.

Confirm your reservation by phone after submitting. Call the airline's accessibility line to confirm your service animal is noted in the reservation. Get a confirmation number if possible.

Know the two-question rule. In addition to the DOT form, agents may verbally confirm: Is this a service animal required because of a disability? What work or task has the dog been trained to perform? Have clear, specific answers ready.

Arrive early. Service animal verification adds time at check-in. Budget 30 extra minutes minimum, more if it's your first time flying with the dog.

What to Do If You're Denied Boarding

1. Stay calm and don't argue loudly at the gate. Ask to speak with a supervisor or the Complaint Resolution Official (CRO) — every airline is required to have one available.
2. Document everything on the spot. Note the agent's name, time, and exactly what was said. Take photos of any written notices.
3. Ask for the specific reason in writing.
4. File a complaint with the DOT. Airlines that violate ACAA requirements face DOT enforcement action. File at airconsumer.dot.gov.
5. Contact the airline's accessibility desk after the fact to document the incident and request a resolution.

An unlawful denial — refusing a properly documented service dog meeting all behavioral standards — is a violation of the ACAA. The DOT takes these complaints seriously, especially patterns at specific carriers.

Flying with a PSD? Get documentation that satisfies airline requirements. PawPass provides DOT-compliant PSD letters and helps you complete the required forms correctly the first time. Get your PSD letter → | PSD letter for airlines →