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Cheap flights from Budapest to St. Louis from $569

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 11/4. 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

American Airlines Logo
7:15 am - 10:24 pmBUD-STL
22h 09m2 stops
American Airlines Logo
9:25 am - 11:30 amSTL-BUD
19h 05m2 stops
$591American Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:15 am - 9:44 pmBUD-STL
21h 29m2 stops
American Airlines Logo
6:32 pm - 7:15 pmSTL-BUD
17h 43m2 stops
$592American Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:15 am - 11:46 pmBUD-STL
23h 31m2 stops
American Airlines Logo
11:54 am - 11:30 amSTL-BUD
16h 36m2 stops
$596American Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
7:15 pm - 7:30 pmBUD-STL
31h 15m2 stops
Multiple Airlines Logo
1:20 pm - 7:15 pmSTL-BUD
22h 55m2 stops
$627Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Lufthansa Logo
6:00 am - 3:44 pmBUD-STL
16h 44m2 stops
Lufthansa Logo
5:28 pm - 5:15 pmSTL-BUD
16h 47m2 stops
$708Lufthansa
Find Deal
Thu, Oct 16 - Sat, Oct 25
Delta Logo
6:30 am - 11:28 pmBUD-STL
23h 58m2 stops
Delta Logo
5:45 pm - 9:40 pmSTL-BUD
20h 55m2 stops
$720Delta
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Wed, Dec 17 - Wed, Jan 7
Multiple Airlines Logo
7:55 am - 3:29 pmBUD-STL
38h 34m2 stops
Multiple Airlines Logo
11:05 am - 11:30 amSTL-BUD
17h 25m3 stops
$735Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Lufthansa Logo
7:55 am - 9:40 pmBUD-STL
20h 45m2 stops
Lufthansa Logo
3:50 pm - 11:35 amSTL-BUD
12h 45m1 stop
$768Lufthansa
Find Deal
Wed, Dec 17 - Wed, Jan 7
Air Canada Logo
8:25 am - 3:18 pmBUD-STL
37h 53m2 stops
Air Canada Logo
8:20 pm - 8:50 amSTL-BUD
54h 30m2 stops
$928Air Canada
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Fri, Oct 17 - Sat, Oct 25
Air Canada Logo
6:20 am - 9:40 pmBUD-STL
22h 20m3 stops
Air Canada Logo
11:05 am - 11:30 amSTL-BUD
17h 25m3 stops
$1,400Air Canada
Find Deal
Mon, Nov 3 - Mon, Nov 10

Air Canada flights from Budapest to St. Louis

Our best Air Canada deals on Budapest to St. Louis flight tickets
Air Canada
Oct 17
BUD8:25 amBudapest Ferenc Liszt Intl
37h 53m
2 stops
STL3:18 pmLambert-St Louis
Oct 25
STL8:20 pmLambert-St Louis
54h 30m
2 stops
BUD8:50 amBudapest Ferenc Liszt Intl
$928
Find similar
Air Canada
Nov 3
BUD6:20 amBudapest Ferenc Liszt Intl
22h 20m
3 stops
STL9:40 pmLambert-St Louis
Nov 10
STL11:05 amLambert-St Louis
17h 25m
3 stops
BUD11:30 amBudapest Ferenc Liszt Intl
$1,400
Find similar

American Airlines flights from Budapest to St. Louis

Our best American Airlines deals on Budapest to St. Louis flight tickets
American Airlines
Feb 26
BUD7:15 amBudapest Ferenc Liszt Intl
22h 09m
2 stops
STL10:24 pmLambert-St Louis
Mar 2
STL9:25 amLambert-St Louis
19h 05m
2 stops
BUD11:30 amBudapest Ferenc Liszt Intl
$591
Find similar
American Airlines
Feb 26
BUD7:15 amBudapest Ferenc Liszt Intl
21h 29m
2 stops
STL9:44 pmLambert-St Louis
Mar 2
STL6:32 pmLambert-St Louis
17h 43m
2 stops
BUD7:15 pmBudapest Ferenc Liszt Intl
$592
Find similar
American Airlines
Feb 26
BUD7:15 amBudapest Ferenc Liszt Intl
23h 31m
2 stops
STL11:46 pmLambert-St Louis
Mar 2
STL11:54 amLambert-St Louis
16h 36m
2 stops
BUD11:30 amBudapest Ferenc Liszt Intl
$596
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 September 21, 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

Thu 2/26

7:15 am-10:24 pm

2 stops22h 09m

Lambert-St Louis

Mon 3/2

9:25 am-11:30 am

2 stops19h 05m

$591

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Thu 2/26

7:15 am-9:44 pm

2 stops21h 29m

Lambert-St Louis

Mon 3/2

6:32 pm-7:15 pm

2 stops17h 43m

$592

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Thu 2/26

7:15 am-11:46 pm

2 stops23h 31m

Lambert-St Louis

Mon 3/2

11:54 am-11:30 am

2 stops16h 36m

$596

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Mon 11/3

7:15 pm-7:30 pm

2 stops31h 15m

Lambert-St Louis

Mon 11/10

1:20 pm-7:15 pm

2 stops22h 55m

$627

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Thu 10/16

6:00 am-3:44 pm

2 stops16h 44m

Lambert-St Louis

Sat 10/25

5:28 pm-5:15 pm

2 stops16h 47m

$708

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 12/17

6:30 am-11:28 pm

2 stops23h 58m

Lambert-St Louis

Wed 1/7

5:45 pm-9:40 pm

2 stops20h 55m

$720

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Mon 11/3

7:55 am-3:29 pm

2 stops38h 34m

Lambert-St Louis

Mon 11/10

11:05 am-11:30 am

3 stops17h 25m

$735

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 12/17

7:55 am-9:40 pm

2 stops20h 45m

Lambert-St Louis

Wed 1/7

3:50 pm-11:35 am

1 stop12h 45m

$768

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 10/17

8:25 am-3:18 pm

2 stops37h 53m

Lambert-St Louis

Sat 10/25

8:20 pm-8:50 am

2 stops54h 30m

$928

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Mon 11/3

6:20 am-9:40 pm

3 stops22h 20m

Lambert-St Louis

Mon 11/10

11:05 am-11:30 am

3 stops17h 25m

$1,400

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 typical price of a round-trip flight between Budapest and St. Louis?

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 51% 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

Direct flights

None
There are no direct flights from Budapest to St. Louis. There are no popular flight routes from Budapest to St. Louis.
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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 30m 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 $592Free CancellationRating
7.4
8,922 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
Florissant
Maryland Heights
O'Fallon
Fenton
Collinsville
Wentzville
Alton
St. Peters
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

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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