Carriers across Europe, North America and Asia reported widespread suspensions, with routes to key destinations such as Tel Aviv, Beirut and Gulf cities either halted or significantly curtailed.

Greece’s Aegean Airlines said it had cancelled flights to Tel Aviv, Beirut and Amman until April 22, and to Erbil and Baghdad until May 24, while suspending Dubai routes until April 19 and Riyadh until April 18.

Latvia’s airBaltic halted Tel Aviv services until April 5 and Dubai flights until October 24.

Air Canada suspended Tel Aviv flights until May 2 and Dubai routes until March 28, while Spain’s Air Europa cancelled Tel Aviv operations until April 10.

Air France said it had cancelled flights to Tel Aviv and Beirut until March 21 and to Dubai and Riyadh until March 20. KLM suspended services to Riyadh, Dammam and Dubai until March 28 and paused Tel Aviv flights for the rest of its winter season.

Hong Kong’s Cathay Pacific said all passenger and cargo flights to Dubai and Riyadh would remain cancelled until April 30, reflecting continued uncertainty in regional airspace.

U.S. carrier Delta Air Lines said flights between New York and Tel Aviv were cancelled through the end of March, with further suspensions extending into August for some routes.Israel’s El Al said regular flights were cancelled until March 21.

Gulf carriers Emirates and Etihad Airways said they were operating reduced and limited schedules respectively following a partial reopening of regional airspace.

Finnair said it had cancelled Dubai flights until March 29 and Doha flights until April 2, continuing to avoid the airspace of Iraq, Iran, Syria and Israel.

The airline said the decision followed a temporary clearance issued by the aviation regulator allowing restricted flight operations through designated routes.

“Following temporary authorization from the Qatar Civil Aviation Authority allowing limited operating corridors, Qatar Airways plans to operate select flights in the coming days to support passengers affected by the disruption,” the airline said in a statement posted on social media platform X late Tuesday.

The flights will depart from Hamad International Airport in Doha and include services to major international destinations such as London, New York and Madrid.

The limited schedule is intended to help clear passenger backlogs caused by recent airspace disruptions as regional security conditions deteriorate

.Air travel across parts of the Gulf has been affected by the intensifying conflict involving Iran and its adversaries, with several airlines adjusting routes or suspending flights due to security risks and airspace restrictions.

Qatar Airways said the select services were being scheduled to assist travelers impacted by the disruption while complying with the temporary operating corridors authorized by the civil aviation authority.