Rescheduling her flight took nine days, which delayed the necessary medical treatment she needed. They found a flight that could take her to New York from Vienna, but she passed away in the bathroom while her husband finalized that arrangements.

“I think theres something wrong,” attorney Peter Ronai said to CBS station WCBS in New York. “They took on the responsibility to get her to Hungary, its their responsibility to get her back. I dont understand how she makes it there but she cant come back. Its completely illogical to me.”

Janos is suing the airlines for $6 million.

Delta, which has a joint venture with Air France-KLM, said in a statement they did all they could to assist the couple to get home.

“Delta and KLM did everything possible to assist the family,” the company said in a statement to WCBS. “When KLM was unable to safely board Mrs. Soltesz in Budapest, it was determined she might be able to fly on the larger Delta aircraft out of Prague, but unfortunately that was not the case. Our records indicate Delta staff in Prague made repeated attempts for nearly an hour to board the customer, but they were unable to get her onboard the aircraft.”

Delta, KLM sued for death of obese woman denied flight – CBS News