Ryanair pilots in Germany, Ireland, Sweden, Belgium and the Netherlands are staging a 24-hour strike over pay and conditions.
The industrial action taken by the five European countries has been described as the largest walkout for the airline.
Consequently, around 15 percent of Ryanair's flight schedule has experienced disruptions.
Ryanair said they were forced to cancel 250 flights to and from Germany, on Friday, August 10.
Dutch Customer Notice: pic.twitter.com/PxMxuo5TmN— Ryanair (@Ryanair) August 9, 2018
However, there is good news for those flying in and out of the Netherlands.
The low-cost airline said their schedule for August 10 will operate as normal.
In a morning tweet update, the airline stated that 2,000 flights will take off and will carry almost 400,000 passengers today.
Morning update, Friday August 10th: pic.twitter.com/F9hsHMmG3h— Ryanair (@Ryanair) August 10, 2018
AFP is reporting that a total of around 400 flights have been cancelled throughout Europe.
This means an estimated 55,000 passengers will be impacted, according to the news agency.
Passengers bearing the brunt of the cancellations have expressed their experiences on Twitter.
One user wrote: "Hi Ryanair my flight from Rome Ciampino to London Stansted has been cancelled. There's no information and no staff to be seen at the airport. I'm stuck at the gate. Some information (food and compensation) would be great!"
Hi @Ryanair my flight from Rome Ciampino to London Stansted has been cancelled. There’s no information and no staff to be seen at the airport. I’m stuck at the gate. Some information (food and compensation) would be great!— Rachel Fletcher (@Fletchita) August 9, 2018
Another Twitter account posted a video of a number of people awaiting delayed luggage in the early hours of the morning.
Hi @Ryanair @RyanairFlights @Ryanair_ES @ryanair— Nico Ferreres (@NicoFerrere) August 9, 2018
Can you explain all of us (people from 7 DIFFERENT FLIGHTS) why, after a + 2 HOUR DELAY, we have been waiting for ANOTHER 1h30 for our luggage? At 2am? Are you serious? pic.twitter.com/5AJ5EH0Xgi
The user tweeted "Can you explain [to] all of us (people from seven different flights) why, after a two hour plus delay, we have been waiting for another hour and a half for our luggage? At 2 am? Are you serious?"
Ryanair has been attempting to manage pilot strikes throughout Europe since early July.
The airline has requested striking unions to "continue negotiations."