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Cheap flights from Budapest to St. Louis from $413

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Budapest to St. Louis departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Budapest to St. Louis

Cheap round-trip flights

Delta Logo
6:20 am - 9:55 pmBUD-STL
22h 35m2 stops
Delta Logo
2:18 pm - 5:10 pmSTL-BUD
19h 52m2 stops
$607Delta
Find Deal
Sun, Aug 31 - Fri, Nov 14
Lufthansa Logo
6:00 am - 1:30 pmBUD-STL
14h 30m1 stop
Lufthansa Logo
6:43 pm - 4:15 pmSTL-BUD
14h 32m2 stops
$610Lufthansa
Find Deal
Sun, Aug 31 - Fri, Nov 14
KLM Logo
11:35 am - 11:22 pmBUD-STL
18h 47m2 stops
KLM Logo
5:30 pm - 4:30 pmSTL-BUD
16h 00m2 stops
$612KLM
Find Deal
Sat, Aug 16 - Fri, Aug 22
British Airways Logo
7:25 am - 8:25 pmBUD-STL
20h 00m2 stops
British Airways Logo
7:42 pm - 1:15 amSTL-BUD
22h 33m2 stops
$644British Airways
Find Deal
Sun, Sep 14 - Sun, Sep 21
Air France Logo
6:20 am - 11:22 pmBUD-STL
24h 02m2 stops
Air France Logo
6:00 pm - 11:00 pmSTL-BUD
22h 00m2 stops
$721Air France
Find Deal
Sat, Aug 16 - Fri, Aug 22
United Airlines Logo
9:25 am - 10:08 pmBUD-STL
19h 43m2 stops
United Airlines Logo
3:30 pm - 10:30 amSTL-BUD
12h 00m1 stop
$803United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
Lufthansa Logo
6:00 am - 10:45 pmBUD-STL
23h 45m2 stops
Lufthansa Logo
3:30 pm - 11:50 pmSTL-BUD
25h 20m1 stop
$906Lufthansa
Find Deal
Sat, Aug 16 - Fri, Aug 22
Lufthansa Logo
6:00 am - 1:30 pmBUD-STL
14h 30m1 stop
Lufthansa Logo
3:30 pm - 11:50 pmSTL-BUD
25h 20m1 stop
$953Lufthansa
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
6:00 am - 7:00 pmBUD-STL
20h 00m2 stops
United Airlines Logo
3:30 pm - 8:40 amSTL-BUD
34h 10m1 stop
$1,035United Airlines
Find Deal
Sat, Aug 16 - Fri, Aug 22
Lufthansa Logo
7:05 pm - 1:30 pmBUD-STL
25h 25m1 stop
Lufthansa Logo
3:30 pm - 10:50 amSTL-BUD
12h 20m1 stop
$1,179Lufthansa
Find Deal
Sat, Aug 16 - Fri, Aug 22

Lufthansa flights from Budapest to St. Louis

Our best Lufthansa deals on Budapest to St. Louis flight tickets
Lufthansa
Aug 31
BUD6:00 amBudapest Ferenc Liszt Intl
14h 30m
1 stop
STL1:30 pmLambert-St Louis
Nov 14
STL6:43 pmLambert-St Louis
14h 32m
2 stops
BUD4:15 pmBudapest Ferenc Liszt Intl
$610
Find similar
Lufthansa
Aug 16
BUD6:00 amBudapest Ferenc Liszt Intl
23h 45m
2 stops
STL10:45 pmLambert-St Louis
Aug 22
STL3:30 pmLambert-St Louis
25h 20m
1 stop
BUD11:50 pmBudapest Ferenc Liszt Intl
$906
Find similar
Lufthansa
Sep 14
BUD6:00 amBudapest Ferenc Liszt Intl
14h 30m
1 stop
STL1:30 pmLambert-St Louis
Sep 21
STL3:30 pmLambert-St Louis
25h 20m
1 stop
BUD11:50 pmBudapest Ferenc Liszt Intl
$953
Find similar

United Airlines flights from Budapest to St. Louis

Our best United Airlines deals on Budapest to St. Louis flight tickets
United Airlines
Sep 14
BUD9:25 amBudapest Ferenc Liszt Intl
19h 43m
2 stops
STL10:08 pmLambert-St Louis
Sep 21
STL3:30 pmLambert-St Louis
12h 00m
1 stop
BUD10:30 amBudapest Ferenc Liszt Intl
$803
Find similar
United Airlines
Aug 16
BUD6:00 amBudapest Ferenc Liszt Intl
20h 00m
2 stops
STL7:00 pmLambert-St Louis
Aug 22
STL3:30 pmLambert-St Louis
34h 10m
1 stop
BUD8:40 amBudapest Ferenc Liszt Intl
$1,035
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Budapest to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Budapest to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sun 8/31

6:20 am-9:55 pm

2 stops22h 35m

Lambert-St Louis

Fri 11/14

2:18 pm-5:10 pm

2 stops19h 52m

$607

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sun 8/31

6:00 am-1:30 pm

1 stop14h 30m

Lambert-St Louis

Fri 11/14

6:43 pm-4:15 pm

2 stops14h 32m

$610

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/16

11:35 am-11:22 pm

2 stops18h 47m

Lambert-St Louis

Fri 8/22

5:30 pm-4:30 pm

2 stops16h 00m

$612

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sun 9/14

7:25 am-8:25 pm

2 stops20h 00m

Lambert-St Louis

Sun 9/21

7:42 pm-1:15 am

2 stops22h 33m

$644

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/16

6:20 am-11:22 pm

2 stops24h 02m

Lambert-St Louis

Fri 8/22

6:00 pm-11:00 pm

2 stops22h 00m

$721

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sun 9/14

9:25 am-10:08 pm

2 stops19h 43m

Lambert-St Louis

Sun 9/21

3:30 pm-10:30 am

1 stop12h 00m

$803

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/16

6:00 am-10:45 pm

2 stops23h 45m

Lambert-St Louis

Fri 8/22

3:30 pm-11:50 pm

1 stop25h 20m

$906

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sun 9/14

6:00 am-1:30 pm

1 stop14h 30m

Lambert-St Louis

Sun 9/21

3:30 pm-11:50 pm

1 stop25h 20m

$953

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/16

6:00 am-7:00 pm

2 stops20h 00m

Lambert-St Louis

Fri 8/22

3:30 pm-8:40 am

1 stop34h 10m

$1,035

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/16

7:05 pm-1:30 pm

1 stop25h 25m

Lambert-St Louis

Fri 8/22

3:30 pm-10:50 am

1 stop12h 20m

$1,179

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Budapest to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $594. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $715. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

Can stopping save me money on Budapest to St. Louis flights?

You could potentially save up to 30% on your flight if you consider stops on a Budapest to St. Louis flight.

When to book flights from Budapest to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Budapest to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Budapest to St. Louis (BUD to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Budapest to St. Louis

Best Price Found

$413

Fastest flight time

14h 20m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Budapest in the past 72 hours is $413. The best round-trip flight deal from Budapest to St. Louis found on momondo in the last 72 hours is $607.
The fastest flight from Budapest to St. Louis takes 14h 20m
There are no direct flights from Budapest to St. Louis. Popular non-direct route for this connection is Budapest Ferenc Liszt Intl Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
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  • How far is Budapest Ferenc Liszt Intl to Lambert-St Louis by plane?

    The distance between Budapest Ferenc Liszt Intl and Lambert-St Louis is about 5065.8 mi. Typically, this will take 14h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Budapest Ferenc Liszt Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Budapest Ferenc Liszt Intl Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Budapest Ferenc Liszt Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Budapest Ferenc Liszt Intl Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Budapest Ferenc Liszt Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Budapest to St. Louis?

Best airlines flying from Budapest to St. Louis

Compare and see reviews for airlines that fly from Budapest to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $573Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
Fenton
Collinsville
O'Fallon
Alton
St. Peters
Farmington
Wentzville
Festus
Glencoe
Eureka
Edwardsville
Clayton
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Budapest to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Budapest to St. Louis for you.

Can I find flights from Budapest to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Budapest to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Budapest to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Budapest.

I’m not ready to book a flight from Budapest to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Budapest to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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