Global aviation experts are holding a three-day meeting in Canberra to decide on the future of the search.
ATSB said the search is expected to extend to January/February 2017 due to the delay caused by bad weather.
The wing component was found on the Indian Ocean island of Mauritius in May this year.
From WWII aircraft carriers to Roman-era wrecks, here are some of the most fascinating discoveries so far.
All 298 people on board of the 777 Boeing flying from Amsterdam to Kuala Lumpur died in July 2014.
Boeing 777 disappeared with 239 people on board in March 2014.
The rate of descent of MH370 rules out a controlled ditch or glide into the Indian Ocean.
The Australian Transport Safety Bureau is now studying the flaperon to extract clues about the plane's last moments.
'Burnt' pieces of debris found off Madagascar suggest MH370 could have been on fire, claims US lawyer
The self-funded MH370 investigator has handed over the pieces of the debris to ATSB for investigations.
Fatima Pardi says their 'relation' had 'cooled' off in the weeks leading to the disappearance of the flight.
A second sweep could mean the ongoing search would continue beyond December.
Authorities are planning the next phase of search by using drift modelling if the current hunt turns up nothing.
MH370 search programme director Peter Foley said the designated search area was finalised based on 'hard facts'.
Scientists estimate that over 60% of Earth's oceans remain unexplored.
Transport minister Liow Tiong Lai says there is no evidence to show that pilot deliberately crashed the plane.
Aircraft parts believed to belong to the plane have been discovered since 2015.
Senior air crash expert Larry Vance said the flaperon was not broken off, but eroded while entering ocean.
Investigators believe wing part found in Tanzania could hold vital clues about MH370's disappearance
ATSB chief commissioner Greg Hood confirmed that the wing part was definitely from a Boeing 777.
MH370 relatives in Beijing demand to meet people involved in the decision to suspend the search
The possibility Captain Shah may have planned a suicide flight was raised in an FBI investigation.
More washed-up debris may also be found in Mozambique, Madagascar or Tanzania.
Sakinab Shah spoke out after FBI documents were published suggesting Zaharie Ahmed may have crashed the plane
Pilot Byron Bailey had first mentioned about the information recovered from the flight simulator in January.
Home-built flight simulator used by pilot Zaharie Ahmad Shah apparently showed him practise a suicide route to the Indian Ocean.
However, the hunt will resume if new evidence is found.
Fugro project director Paul Kennedy says Boeing 777 could have glided further than previously thought.
Personal items and parts of the plane that resemble the plane seat of Malaysian Airlines, were found by a US lawyer.
Missing MH370: Ministerial tripartite meeting on Malaysia Airline plane search scheduled for next week
Australia, China and Malaysia's Transport Ministers to meet on 18-19 July.
2-day talks ended without indication of search plans or concrete date for ministerial meeting.
Malaysia, Australia and China to discuss next steps as 2-year search for plane reaches final stage.