Understanding Pet Travel Options from Joliet

Flying with a dog or cat from Joliet almost always means heading to Chicago’s major airports—O’Hare International (ORD) or Chicago Midway (MDW). Joliet residents sit roughly 40 minutes from Midway and an hour from O’Hare, making both hubs practical gateways. The right airline choice can quiet your nerves just as much as your pet’s, so comparing carriers across both airports gives you the full picture. You’ll find more route options at O’Hare, but Midway’s compact layout often simplifies the check‑in and security process when you have an animal in tow. Either way, booking with a pet‑friendly airline that matches your animal’s size, temperament, and travel tolerance is the single most important decision you’ll make.

Airlines That Accept Pets from Chicago O’Hare and Midway

Alaska Airlines – A Top Contender for In-Cabin Comfort

Alaska Airlines consistently earns praise from pet owners flying out of O’Hare. The carrier permits small dogs, cats, and household birds in the cabin as long as the animal stays inside an approved soft-sided or hard-sided carrier that fits under the seat. The combined weight of pet and carrier must not exceed 150 pounds for cargo travel, but in the cabin the limit is typically 20 pounds including the carrier. Alaska charges $100 each way for in‑cabin pets, and advance reservations are essential because the number of pets per flight is capped. Alaska’s Pet Connect program also handles larger animals in the climate‑controlled cargo hold, with fees that vary by kennel size and destination. You can read the full pet policy on Alaska Airlines’ official pet travel page.

Frontier Airlines – Low Cost but Limited Spaces

Frontier operates out of both O’Hare and Midway, offering some of the lowest in‑cabin pet fees in the industry—around $75 per direction. Only small dogs and cats that can stay in a carrier under the seat are accepted, and the carrier must not exceed 18″ x 14″ x 8″. Frontier does not transport pets as checked baggage or cargo, so it works only for animals weighing roughly 20 pounds or less with carrier. Because the airline limits the number of pets per flight and spaces sell out quickly on popular routes, you’ll want to add your pet to the reservation the moment you book your ticket. Check current fees and restrictions on Frontier’s pets page.

American Airlines – Structured Policy for Both Cabin and Cargo

American Airlines, a major presence at O’Hare, allows small cats and dogs in the cabin on most domestic flights. The in‑cabin fee is $125 each way, and the carrier must be leak‑proof, ventilated, and fit beneath the seat in front of you. For larger pets, American offers American Airlines Cargo, which provides temperature‑controlled compartments with dedicated animal handlers. Keep in mind that brachycephalic (snub‑nosed) dogs and cats are subject to breed restrictions in cargo due to breathing concerns. American strictly enforces a 12‑hour check‑in window for pets traveling as cargo. Always verify the latest guidelines at American’s pet travel information.

Delta Air Lines – Stringent but Reliable for Small Pets

Delta permits small dogs, cats, and household birds in the cabin for a fee of $125 each way on flights departing from O’Hare. The carrier must be soft‑sided or hard‑sided, leak‑proof, and no larger than 18″ x 11″ x 11″. Delta’s cargo division ships larger pets through Delta Cargo, but the program requires a separate booking and strict adherence to health documentation timelines. The airline has a strong reputation for handling animals with care, yet it is one of the stricter carriers when it comes to carrier dimensions and check‑in deadlines. You can find detailed requirements on Delta’s pet travel page.

Southwest Airlines – Straightforward Cabin Travel from Midway

Southwest is the dominant carrier at Chicago Midway and welcomes small vaccinated domestic cats and dogs in the cabin. The fee is $95 each way per pet carrier, and only six pet carriers are allowed per flight, so early booking is critical. The carrier must fit under the seat and the animal must remain inside for the entire flight. Southwest does not accept pets as checked baggage or cargo, which makes it a solid choice for small animals but an automatic “no” if your dog or cat weighs more than about 20 pounds with carrier. Check the full rules at Southwest’s pet policy page.

United Airlines – A Broad Network for Pets from O’Hare

United operates a large hub at O’Hare and has one of the more flexible pet programs among legacy carriers. Small dogs and cats can ride in the cabin for $125 each way, with a maximum carrier size of 18″ x 11″ x 11″ (soft‑sided) or 17.5″ x 12″ x 7.5″ (hard‑sided). United’s PetSafe program handles larger animals in a pressurized, temperature‑controlled cargo compartment, with specialized teams at the O’Hare cargo facility. Breed restrictions apply for cargo travel, particularly for short‑nosed dogs and cats, and no pets are accepted in cargo during extreme temperature periods. Policy details are updated regularly at United’s traveling with pets page.

Comparing Pet Fees and Policies at a Glance

Airline Airport(s) Near Joliet In-Cabin Fee Cargo Option Notable Restrictions
Alaska Airlines ORD only $100 Yes, Pet Connect 150 lb total weight max for cargo
Frontier Airlines ORD, MDW ~$75 No Cabin only; tight carrier size
American Airlines ORD $125 Yes, AA Cargo Snub-nosed breed limits in cargo
Delta Air Lines ORD $125 Yes, Delta Cargo Strict carrier dimensions
Southwest Airlines MDW $95 No 6 pets max per flight; cabin only
United Airlines ORD $125 Yes, PetSafe Temperature embargoes in cargo

Fees are per carrier, each way. Cargo costs depend on kennel size, weight, and distance. All airlines require advance booking and a health certificate issued within 10 days of travel (or 30 days for cargo on some carriers). Space fills up fast, so add your pet to the reservation as soon as you know your travel dates.

Airline Carrier and Weight Rules You Must Follow

Airlines enforce their carrier and weight guidelines rigorously because a poorly fitted kennel can turn into a safety hazard during turbulence or an emergency evacuation. When you fly with a pet in the cabin, the maximum combined weight of your animal and the carrier is almost always 20 pounds, though several carriers informally tolerate a pound or two over if the kennel still slides completely under the seat. The under‑seat space on many regional jets is smaller, so what works on an Airbus A320 might not fit on an Embraer E175. Double‑check your aircraft type before buying a carrier.

Soft‑sided carriers with mesh ventilation give you a few extra inches of give and tend to be more comfortable for pets that need to curl up. Hard‑sided carriers are generally required for cargo travel, and those must be IATA‑compliant (secure bolts, proper labeling, absorbent flooring). Carriers should contain a small water dish, but attach it to the door so staff can refill it without opening the kennel. Never lock the carrier with a padlock; zip ties are acceptable because they can be cut in an emergency.

For checked and cargo pets, the maximum kennel size varies by airline, but as a rule of thumb, your animal needs enough room to stand, sit, turn around, and lie down in a natural position. Many cargo holds have height restrictions around 30 inches, so large breeds may need a custom‑sized kennel that still fits within the aircraft’s limitations. Airlines will refuse an animal that appears stressed, aggressive, or uncomfortable in its carrier, so acclimate your pet to the kennel weeks in advance.

Health Certificates, Vaccinations, and Required Documents

Every airline serving Chicago airports demands a health certificate signed by a licensed veterinarian. The certificate must confirm your pet is free of infectious diseases, fit for air travel, and up to date on core vaccinations—rabies is non‑negotiable. Most carriers require the exam date to fall within 10 days of the initial flight segment; some cargo programs allow a 30‑day window. If your itinerary includes international travel, you may need an additional USDA‑endorsed international health certificate that can take weeks to process, so start early. Destination countries often mandate microchip identification, specific blood titer tests, and parasite treatments that must be administered on a precise timeline.

Keep a folder with the original health certificate, rabies vaccination record, and any special permits. Airport staff and TSA officers may ask to see them. For pets traveling in the cabin, TSA will ask you to remove the animal from the carrier and walk through the metal detector while the carrier goes through the X‑ray. A calm, well‑socialized pet makes this far smoother. If your dog or cat becomes agitated, request a private screening room, which every airport provides on request.

Preparing Your Pet for a Calm Trip from Joliet

Step One: The Pre‑Flight Vet Visit

Schedule the wellness exam at least two to three weeks before travel to address any health concerns and allow time for documentation. Ask your vet about calming aids if your pet is a nervous traveler; some prescribe gabapentin or trazodone, but never tranquilize an animal without veterinary guidance, especially in cargo where sedation can affect breathing. Discuss whether your pet’s breed is restricted by any airline—brachycephalic dogs like bulldogs, pugs, and boxers, as well as Persian cats, are often banned from cargo holds.

Step Two: Acclimate Your Pet to the Carrier

Turn the travel carrier into a positive space well before departure day. Leave the door open at home with a favorite blanket, toy, and treats inside. Feed your pet occasional meals in the carrier to build a sense of security. Practice short car rides with the carrier to simulate the journey to O’Hare or Midway. The more familiar the environment, the less stress your pet will experience on travel day.

Step Three: Plan Your Route and Timing

Traffic on I‑55 or I‑355 can be unpredictable, so allow extra driving time from Joliet to the airport, especially during rush hour. Aim to arrive at least two hours before a domestic flight and three hours before an international one when traveling with a pet. Early morning or late‑evening flights help avoid peak chaos at security and give your pet a quieter cabin. Avoid flying during the hottest part of the day in summer if your animal is traveling in cargo; most airlines impose temperature embargoes when ground temperatures exceed 85°F or drop below 45°F.

Step Four: Exercise and Feeding Strategy

Give your dog a long walk or vigorous play session the morning of travel to burn off excess energy. Cats benefit from a session with a wand toy. Feed a light meal about four hours before heading to the airport—too much food right before a flight can cause nausea. Offer small sips of water until departure, but remove the water dish an hour before loading the animal into the carrier to limit accidents. Line the carrier with an absorbent pad and bring spares.

Chicago Midway International Airport (MDW)

Midway is the closest major airport to Joliet and generally easier to navigate with a pet. The terminal has a fenced outdoor pet relief area near the central concourse, complete with waste bags and a water spigot. Inside the sterile area, you’ll find smaller relief stations marked with paw‑print signs. Southwest dominates Midway, so if that is your airline, check their specific pet policy for check‑in counters and gate procedures. Security lines move faster here than at O’Hare, but pet carriers still need to be unzipped for inspection.

Chicago O’Hare International Airport (ORD)

O’Hare is massive, yet it offers more airline choices. The airport provides multiple indoor pet relief areas scattered across terminals. Terminal 2 and Terminal 3 feature post‑security relief rooms with artificial turf and cleaning stations. If your layover is long, you can exit and re‑enter security to access the grassy outdoor area near the Terminal 2 parking garage. When flying cargo, the airline’s cargo facility is typically located off‑terminal; you will drop off your pet at the dedicated cargo building, often the morning of your flight. Plan to arrive earlier than the advice given for in‑cabin pets.

International Pet Travel from the Chicago Area

Flying abroad with a pet demands far more than a cabin carrier. Countries like the United Kingdom, Australia, and Japan have intricate entry requirements including microchips, rabies titer tests, tapeworm treatments, and long waiting periods after the blood draw. Even “pet‑friendly” destinations in the European Union require an EU pet passport or an equivalent health certificate. Chicago’s USDA‑APHIS office located near O’Hare can endorse international health certificates, but appointments fill quickly during peak seasons, so call weeks ahead.

Most international journeys require your pet to travel as manifest cargo rather than in the cabin, and the process can easily cost $800 to $2,000 or more when you factor in the kennel, paperwork, vet visits, and airline fees. Work with a pet relocation specialist if the requirements feel overwhelming. The International Air Transport Association (IATA Live Animals Regulations) sets the baseline for kennel standards, and every major airline adheres to those rules for overseas flights.

What to Do If Your Pet Can’t Fly

Not every dog or cat is a good candidate for air travel. Very large breeds, snub‑nosed animals, elderly pets with health conditions, and highly anxious animals may be better off staying in Joliet with a trusted caregiver. Boarding facilities, pet sitters, and in‑home pet‑sitting services around Will County can give your animal a calm, low‑stress alternative to a flight. If you do decide to board, check that the facility requires proof of vaccinations and provides adequate exercise.

If you choose to drive instead, Joliet’s central location puts you within a day’s road trip of many destinations. Companies that offer pet‑friendly road trip planning, like GoPetFriendly, can help you map out hotels, parks, and restaurants that welcome animals along the way.

Final Booking Checklist for Joliet Pet Owners

  • Confirm the airline’s pet policy for your specific flight number and aircraft type.
  • Book the pet’s spot immediately after purchasing your ticket.
  • Secure a USDA‑approved health certificate within the required timeframe.
  • Verify that your carrier meets the airline’s dimensions and construction standards.
  • Pack a travel kit: absorbent pads, leash, collapsible water bowl, small bag of food, and a familiar toy.
  • Map out pet relief areas at both departure and arrival airports.
  • Arrive early, stay calm, and speak in a soothing voice through security.

Flying with a pet from Joliet does not have to feel like a gamble. The airlines that serve Chicago O’Hare and Midway offer clear, consistent policies, and the best carrier for your situation boils down to your animal’s size, your destination, and how early you prepare. By matching the airline to your pet’s temperament, getting the paperwork right, and practicing with the carrier ahead of time, you give your companion the safest, most comfortable flight possible.