Where to find tomorrow's flight delay information

You cannot know for certain whether a specific flight will be delayed tomorrow because weather, mechanical issues, and air traffic changes happen overnight. What you can do is check the airline's website or app the evening before and again two hours before departure — that is when most delays appear in the system.

Go to your airline's website directly (not a third-party site) and enter your confirmation number and last name, or search by flight number. The airline's own system shows delays before news sites or flight-tracking apps do. If you booked through a travel agent or third-party site like Kayak or Expedia, log into that site instead — it pulls data from the airline in real time.

For general airport conditions tomorrow, the FAA's website shows which airports have ground stops or significant delays right now, but this changes hour by hour and does not predict tomorrow. Weather forecasts for your departure and arrival cities matter more: thunderstorms, heavy snow, or fog tomorrow morning will almost certainly cause delays at those airports.

Key Takeaways

  • Check your airline's official website or app the evening before and again two hours before departure, since delays usually appear in the system only a few hours in advance.
  • Weather at your departure and arrival cities tomorrow is the strongest predictor of delays — check a weather forecast for both locations.
  • The FAA website shows current airport conditions but cannot predict tomorrow's delays; it is useful only for understanding what is happening right now.
  • If your flight shows a delay, contact your airline when ready to rebook on an earlier flight the same day, since later flights often fill up quickly.
  • Travel insurance or airline policies vary on what they cover for weather delays, so check your ticket type before you book a hotel or rental car.

Why delays are hard to predict more than a few hours ahead

Airlines do not publish delay predictions because they cannot predict them reliably. A flight scheduled for 10 a.m. tomorrow might be on time at 8 p.m. tonight, then show a two-hour delay at midnight, then clear up by 6 a.m. The airline updates the system as new information arrives — a maintenance issue discovered during the night shift, a crew member calling in sick, a storm moving faster or slower than forecast.

Weather is the biggest cause of delays, but weather forecasts change. A thunderstorm predicted for 2 p.m. might arrive at 4 p.m. or miss the airport entirely. Snow accumulation rates shift. Wind patterns change. The National Weather Service updates forecasts every few hours, so checking the weather for your airports tomorrow morning gives you better information than checking tonight.

Mechanical delays are unpredictable by definition — a plane either has a problem or it does not, and many problems are found only during preflight checks a few hours before departure. Crew scheduling issues, connecting flights running late, and air traffic congestion also emerge closer to departure time.

What to do if you see a delay posted for your flight

If your flight shows a delay of 30 minutes or more, call your airline when ready rather than waiting. Airlines rebook passengers on earlier flights first-come, first-served, and if your flight is delayed by two hours, the next three flights might already be full. A phone call takes five minutes; waiting until the airport takes an hour and leaves you with no options.

Ask the airline agent whether they expect the delay to grow or shrink. If the delay is weather-related and the forecast shows the weather clearing by afternoon, the airline might move your flight up rather than delay it further. If it is mechanical, ask whether they have a spare aircraft or whether you should rebook on a different airline entirely.

Check your ticket type before you rebook. Basic economy tickets often have change fees or restrictions; premium economy or business class usually does not. Some airlines waive change fees for weather delays but not for mechanical delays. Knowing this before you call saves you from being told "that will be $75" after you have already made the change.

Using flight-tracking apps and websites

Apps like FlightAware, FlightRadar24, and your airline's own app show real-time delay information, but they show what is happening now, not what will happen tomorrow. They are useful for checking the status of flights arriving into your departure airport — if a plane is running three hours late from another city, your flight might be delayed because that plane is not in position yet.

These apps also show historical delay patterns. If you search your specific flight number (not just the route), you can see whether that flight is chronically delayed. A flight that is delayed 40 percent of the time is more likely to be delayed tomorrow than one that is delayed 5 percent of the time, though this is still not a prediction.

Set up notifications in your airline's app if it offers them. Most airlines send push notifications when a delay is posted, which is faster than checking the website yourself. Turn on notifications for your specific flight number, not just the route.

What weather conditions cause delays tomorrow

Thunderstorms are the most common weather delay at most airports. Even if the storm is not directly over the airport, air traffic control slows down departures and arrivals to keep planes away from the storm. A storm 50 miles away can delay your flight by an hour.

Heavy snow or ice causes delays because runways need to be cleared and planes need longer to take off and land. Winter storms often cause cascading delays — the first flight is delayed, which delays the next flight because the plane is not in position, which delays the flight after that.

Fog and low visibility reduce the number of planes that can land per hour, creating a bottleneck. This is common at coastal airports and inland valleys in winter and early spring. Wind does not usually cause delays unless it is extreme (above 40 knots) or a crosswind that exceeds the aircraft's limits.

Check the National Weather Service forecast for your departure and arrival cities. If either one shows thunderstorms, heavy snow, or dense fog for your flight time, delays are likely. If both cities have clear weather, delays are much less likely (though still possible from mechanical or crew issues).

How to prepare if delays seem likely

If weather forecasts show storms or snow for tomorrow, arrive at the airport earlier than usual. A two-hour delay often means the airport is congested, and you do not want to be rushing through security while your flight is boarding.

Bring a phone charger and read your airline's app before you leave home. If your flight is delayed, you will want to rebook or check status without relying on airport Wi-Fi. Have your confirmation number written down or saved in your phone.

If you have a connecting flight, check whether the connecting airport has weather issues too. A delay at your departure airport might make you miss a connection, and the airline will rebook you on the next available flight — which might not be until the next day. If the connection looks risky, ask about rebooking to a later departure flight before you leave home.

Do not book a hotel or rental car for tomorrow until you know your flight status. If your flight is delayed by several hours, you might not need the hotel. If it is cancelled, you might need it for an extra night. Wait until two hours before departure to book ground transportation.

Frequently Asked Questions

Can I get a refund if my flight is delayed tomorrow?

Most airlines do not refund for delays, only for cancellations. If your flight is delayed by several hours and you miss a connection or event, the airline is not responsible for your losses. Travel insurance can cover some of these costs if you purchased it when you booked the flight, but not if you buy it after the delay is announced.

What time should I check for delays tomorrow?

Check the evening before (around 8 p.m.) to see if anything is already posted, then check again at 6 a.m. the morning of your flight, and finally two hours before departure. Most delays appear in the system two to four hours before the flight, though some appear only at the gate.

If the weather forecast shows storms tomorrow, should I reschedule my flight today?

Not necessarily. Forecasts change, and a storm predicted for tomorrow might miss the airport or arrive after your flight departs. Wait until the evening before to decide. If the forecast still shows storms at your departure time, call the airline and ask about rebooking on an earlier flight or a different day.

Do airlines cancel flights because of predicted bad weather?

Airlines rarely cancel flights based on forecasts alone. They cancel when weather is actually happening or when a forecast is extremely confident (like a hurricane). Most delays happen on the day of the flight when the airline sees the actual conditions.

What should I do if my flight is cancelled tomorrow?

The airline must rebook you on the next available flight at no charge, or refund your ticket. Call the airline when ready if you see a cancellation posted — do not wait until you get to the airport. Ask for the next available flight on any airline if your airline has no seats, and ask whether the airline will pay for a hotel if the next flight is the next day.