April 17, 2025, 12:46 pm | Read time: 4 minutes
During pregnancy, many people want to consciously enjoy the time before becoming parents. Vacation is an especially good opportunity for this. However, the question often arises whether pregnant women can safely embark on air travel. There are indeed several considerations to keep in mind. TRAVELBOOK provides insights and tips.
Flying on vacation while pregnant? Pregnancy is not an illness and doesn’t prevent air travel. However, there are several things pregnant women should consider before flying. Airlines have different regulations regarding pregnant passengers.
Overview
Can You Fly While Pregnant?
Regulations for flying during pregnancy vary greatly between airlines. Some allow flying up to the 36th week, while others only until the 30th week of pregnancy. For example, Lufthansa permits pregnant women to fly until the end of the 36th week or up to four weeks before the due date. Special rules apply for multiple pregnancies, where Lufthansa allows flying only until the end of the 28th week.
Some airlines also require a medical certificate. Lufthansa, for instance, demands a certificate from the 28th week confirming that there are no medical objections to flying. It should state that the pregnancy is uncomplicated and explicitly confirm that the flight can be undertaken despite the pregnancy. Pregnant women should thoroughly inform themselves about the specific regulations of their airline in advance.
Entry Requirements for Pregnant Women?
And generally speaking, just because the airline gives the okay doesn’t mean the same applies to the destination country. Different rules may apply depending on the country’s regulations. This is the case, for example, in the U.S., where pregnant women must provide written proof at the border that they have adequate health insurance for the trip and intend to return to their home country.
Is Flying During Pregnancy Dangerous?
Especially on long flights, the risk of thrombosis is increased. Pregnant women should wear light, loose-fitting clothing that doesn’t constrict. Compression stockings can also be helpful. During the flight, it’s beneficial to avoid sitting for too long and to walk up and down the aisle occasionally. There are also specific anti-thrombosis exercises that pregnant women can discuss during thrombosis prevention and perform during the flight. One thing that can be particularly unpleasant on a flight is morning sickness. Acupressure bands can help, and in exceptional cases, recommended medications can be used.
Does the Pressure During Flight Cause Oxygen Deficiency?
During takeoff and landing, the amniotic fluid-filled uterus gains a certain momentum, similar to a full stomach in an elevator. While this may feel uncomfortable, it is fortunately harmless. The cabin pressure is equivalent to an altitude of about 6,500 to 8,200 feet. Therefore, the often-feared oxygen deficiency for pregnant women and the baby does not occur. There is also no risk of critical pressure changes in the amniotic cavity. The same applies to radiation exposure. Although it is higher in the air than on the ground, it is not significant for occasional long-haul flights.
When Should Pregnant Women Avoid Flying?
In some cases, pregnant women should refrain from flying. This includes contractions during pregnancy, thrombosis, severe nausea, and a weak circulatory system. For high-risk pregnancies with high blood pressure or if there is cervical dilation, boarding is not an option. In cases of multiple pregnancies, a history of premature or miscarriages, bleeding, or placenta previa, it is also advisable to avoid flying. In any case of doubt, always seek medical advice.

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Tips for Flying During Pregnancy
In addition to thrombosis exercises, other tips can ensure a pleasant stay on board and reduce risks. An aisle seat allows for easy standing, and a seat at the emergency exit offers more legroom. The seatbelt should always be fastened below the belly. Some airlines offer pregnant women priority check-in and boarding to avoid long standing and waiting times. And in general: Drink plenty of water!