This handout picture taken and released on March 19, 2016 by Russia's Emergency Ministry shows parts of the Flydubai crashed passengers' jet at the airport in Rostov-on-Don. PHOTO: AFP
The Dubai-based airline's chief executive Ghaith al-Ghaith described such a suggestion as "speculation".
He told a news conference in Dubai that the Cypriot pilot and Spanish co-pilot each had nearly 6,000 hours of flying experience.
62 dead as FlyDubai passenger jet crashes in southern Russia
The five other crew members were from Spain, Russia, the Seychelles, Colombia and Kyrgyzstan, he said.
"The aircraft was checked on Jan 21," Ghaith added.
The Boeing 737, which came from Dubai, was making its second attempt to land when it missed the runway in the southern Russian city of Rostov-on-Don, erupting in a fireball.
Two pilots killed when plane crash landed in Nepal
Mr Ghaith said officials from the UAE civil aviation authorities and flydubai were going to Russia to participate in the investigation.
Asked if they would include explosive experts, civil aviation official Ismail al-Hosani told the same news conference: "No, there is nothing we said about (a) bomb."
Two injured as charter plane crash-lands at Karachi airport
Cyprus President Nicos Anastasiades named the pilot as Aristos Socratous, expressing his "shock and deep sorrow" over the crash.
The Russian embassy in Nicosia said Mr Socratous was 38 years old and from the southern coastal town of Limassol.
COMMENTS
Comments are moderated and generally will be posted if they are on-topic and not abusive.
For more information, please see our Comments FAQ