$408 Cheap Flights from Hannover (HAJ) to St. Louis (STL)

View $408 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Hannover Airport (HAJ) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Hannover to St. Louis (HAJ-STL)

Prices were available within the past 7 days and start at $408 for one-way flights and $658 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$658 Roundtrip, found 10 hours ago
$658
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $658 found 10 hours ago
Lufthansa
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$662 Roundtrip, found 10 hours ago
$662
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $662 found 10 hours ago
Air Canada
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$670 Roundtrip, found 10 hours ago
$670
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $670 found 10 hours ago
Lufthansa
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$673 Roundtrip, found 10 hours ago
$673
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $673 found 10 hours ago
Air Canada
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$681 Roundtrip, found 10 hours ago
$681
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $681 found 10 hours ago
Air Canada
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$682 Roundtrip, found 10 hours ago
$682
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $682 found 10 hours ago
Austrian Airlines
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$684 Roundtrip, found 10 hours ago
$684
Roundtrip
found 10 hours ago
Select Austrian Airlines flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $684 found 10 hours ago
Lufthansa
Wed, Nov 19 - Wed, Nov 26
HAJ
Hannover
STL
St. Louis
$685 Roundtrip, found 10 hours ago
$685
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Wed, Nov 19 from Hannover to St. Louis, returning Wed, Nov 26, priced at $685 found 10 hours ago
Swiss International Air Lines
Fri, May 22 - Fri, Jul 31
HAJ
Hannover
STL
St. Louis
$691 Roundtrip, found 2 days ago
$691
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Fri, May 22 from Hannover to St. Louis, returning Fri, Jul 31, priced at $691 found 2 days ago
British Airways
Fri, May 22 - Fri, Jul 31
HAJ
Hannover
STL
St. Louis
$697 Roundtrip, found 2 days ago
$697
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, May 22 from Hannover to St. Louis, returning Fri, Jul 31, priced at $697 found 2 days ago

Frequently asked questions

How much does a flight from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $408 or cheap return flight from $658 from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL)?
Flying in November is a good way to save, as it's the cheapest month for flights between HAJ and STL. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from HAJ to STL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL)?
There are no daily nonstop flights available from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from HAJ to STL?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL)?
To land at Lambert-St. Louis Intl. Airport (STL) on time, opt for a flight that leaves Hannover Airport (HAJ) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until just before your trip to book your flight from HAJ to STL often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of snagging a bargain.
Is it cheaper to book a HAJ to STL flight and hotel package?
You can save money by securing a HAJ to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Hannover Airport (HAJ) to Lambert-St. Louis Intl. Airport (STL)?
You can usually cancel or reschedule your HAJ to STL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Hannover
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$657
Distance
4531 mi

Book with confidence

Book with confidence

Hannover to St. Louis Flights

The cheapest times to fly from Hannover to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hannover to St. Louis are during the month of November. You can find some of the cheapest flights from Hannover to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hannover to St. Louis

Sunday is one of the best days to book for cheap flights from Hannover to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hannover to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hannover to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $408 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hannover to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hannover to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hannover to St. Louis Flights

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*Available to One Key members.