Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Budapest to St. Louis from $451

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 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Budapest to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:55 am - 5:06 pm
BUD
-
STL
18h 11m
2 stops
United Airlines Logo
3:35 pm - 12:35 pm
STL
-
BUD
14h 00m
2 stops
$742United Airlines
Wed, Aug 12 - Sat, Aug 22
United Airlines Logo
5:55 am - 3:00 pm
BUD
-
STL
16h 05m
2 stops
United Airlines Logo
3:30 pm - 1:25 pm
STL
-
BUD
14h 55m
1 stop
$743United Airlines
Wed, Aug 12 - Tue, Aug 25
Air Canada Logo
5:55 am - 8:22 pm
BUD
-
STL
21h 27m
2 stops
Air Canada Logo
12:10 pm - 8:55 am
STL
-
BUD
13h 45m
2 stops
$749Air Canada
Sat, Aug 15 - Thu, Aug 27
United Airlines Logo
5:55 am - 3:00 pm
BUD
-
STL
16h 05m
2 stops
United Airlines Logo
12:59 pm - 11:15 am
STL
-
BUD
15h 16m
2 stops
$770United Airlines
Wed, Aug 12 - Thu, Aug 27
Air Canada Logo
9:45 am - 8:22 pm
BUD
-
STL
17h 37m
2 stops
Air Canada Logo
12:10 pm - 10:55 am
STL
-
BUD
15h 45m
2 stops
$784Air Canada
Tue, Aug 11 - Sun, Aug 23
Air Canada Logo
9:45 am - 8:22 pm
BUD
-
STL
17h 37m
2 stops
Air Canada Logo
12:10 pm - 10:35 am
STL
-
BUD
15h 25m
2 stops
$787Air Canada
Tue, Aug 11 - Mon, Aug 24
Air Canada Logo
9:45 am - 8:22 pm
BUD
-
STL
17h 37m
2 stops
Air Canada Logo
8:55 am - 9:40 am
STL
-
BUD
17h 45m
1 stop
$810Air Canada
Tue, Aug 11 - Sun, Aug 23
Air Canada Logo
9:45 am - 8:22 pm
BUD
-
STL
17h 37m
2 stops
Air Canada Logo
8:55 am - 8:55 am
STL
-
BUD
17h 00m
2 stops
$811Air Canada
Tue, Aug 11 - Fri, Aug 21
Air Canada Logo
5:55 am - 8:22 pm
BUD
-
STL
21h 27m
2 stops
Air Canada Logo
12:10 pm - 10:40 am
STL
-
BUD
15h 30m
2 stops
$819Air Canada
Fri, Aug 14 - Sat, Aug 22
Air Canada Logo
5:55 am - 8:22 pm
BUD
-
STL
21h 27m
2 stops
Air Canada Logo
12:10 pm - 10:35 am
STL
-
BUD
15h 25m
2 stops
$822Air Canada
Fri, Aug 14 - Mon, Aug 24

United Airlines flights from Budapest to St. Louis

Our best United Airlines deals on Budapest to St. Louis flight tickets
United Airlines
Aug 12
BUD5:55 amBudapest Ferenc Liszt Intl
18h 11m
2 stops
STL5:06 pmLambert-St Louis
Aug 22
STL3:35 pmLambert-St Louis
14h 00m
2 stops
BUD12:35 pmBudapest Ferenc Liszt Intl
$742
United Airlines
Aug 12
BUD5:55 amBudapest Ferenc Liszt Intl
16h 05m
2 stops
STL3:00 pmLambert-St Louis
Aug 25
STL3:30 pmLambert-St Louis
14h 55m
1 stop
BUD1:25 pmBudapest Ferenc Liszt Intl
$743
United Airlines
Jun 15
BUD5:55 amBudapest Ferenc Liszt Intl
14h 30m
1 stop
STL1:25 pmLambert-St Louis
Jun 21
STL8:40 amLambert-St Louis
18h 00m
1 stop
BUD9:40 amBudapest Ferenc Liszt Intl
$748

Air Canada flights from Budapest to St. Louis

Our best Air Canada deals on Budapest to St. Louis flight tickets
Air Canada
Jun 15
BUD5:55 amBudapest Ferenc Liszt Intl
21h 14m
2 stops
STL8:09 pmLambert-St Louis
Jun 21
STL1:20 pmLambert-St Louis
20h 30m
2 stops
BUD4:50 pmBudapest Ferenc Liszt Intl
$727
Air Canada
Jun 15
BUD5:55 amBudapest Ferenc Liszt Intl
21h 14m
2 stops
STL8:09 pmLambert-St Louis
Jun 21
STL2:15 pmLambert-St Louis
12h 25m
1 stop
BUD9:40 amBudapest Ferenc Liszt Intl
$733
Air Canada
Jun 15
BUD11:45 amBudapest Ferenc Liszt Intl
15h 24m
1 stop
STL8:09 pmLambert-St Louis
Jun 21
STL8:40 amLambert-St Louis
18h 00m
1 stop
BUD9:40 amBudapest Ferenc Liszt Intl
$741

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 June 8, 2026.
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

Cheapest round-trip

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 8/12

5:55 am-5:06 pm

2 stops18h 11m

Lambert-St Louis

Sat 8/22

3:35 pm-12:35 pm

2 stops14h 00m

$742
Quickest round-trip

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 8/12

5:55 am-3:00 pm

2 stops16h 05m

Lambert-St Louis

Tue 8/25

3:30 pm-1:25 pm

1 stop14h 55m

$743

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Sat 8/15

5:55 am-8:22 pm

2 stops21h 27m

Lambert-St Louis

Thu 8/27

12:10 pm-8:55 am

2 stops13h 45m

$749

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 8/12

5:55 am-3:00 pm

2 stops16h 05m

Lambert-St Louis

Thu 8/27

12:59 pm-11:15 am

2 stops15h 16m

$770

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Tue 8/11

9:45 am-8:22 pm

2 stops17h 37m

Lambert-St Louis

Sun 8/23

12:10 pm-10:55 am

2 stops15h 45m

$784

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Tue 8/11

9:45 am-8:22 pm

2 stops17h 37m

Lambert-St Louis

Mon 8/24

12:10 pm-10:35 am

2 stops15h 25m

$787

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Tue 8/11

9:45 am-8:22 pm

2 stops17h 37m

Lambert-St Louis

Sun 8/23

8:55 am-9:40 am

1 stop17h 45m

$810

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Tue 8/11

9:45 am-8:22 pm

2 stops17h 37m

Lambert-St Louis

Fri 8/21

8:55 am-8:55 am

2 stops17h 00m

$811

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 8/14

5:55 am-8:22 pm

2 stops21h 27m

Lambert-St Louis

Sat 8/22

12:10 pm-10:40 am

2 stops15h 30m

$819

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 8/14

5:55 am-8:22 pm

2 stops21h 27m

Lambert-St Louis

Mon 8/24

12:10 pm-10:35 am

2 stops15h 25m

$822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 month to fly to St. Louis?

In general, March is the cheapest month to fly from Budapest to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of January is another great option to travel to St. Louis, with average flight prices from Budapest averaging around $0.

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

You could potentially save up to 38% 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

Fastest flight time

15h 24m

Direct flights

None
The fastest flight from Budapest to St. Louis takes 15h 24m
There are no direct flights from Budapest to St. Louis. There are no popular flight routes from Budapest to St. Louis.
Search flight deals

Frequently asked questions about flying from Budapest to St. Louis

  • 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 15h 24m 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 $604Free CancellationRating
7.4
9,776 reviews
Search United Airlines flights
LufthansaPriceFrom $698Free CancellationRating
6.8
8,041 reviews
Search Lufthansa 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
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Fenton
Alton
Wentzville
Farmington
Festus
Eureka
Clayton
Litchfield
Edwardsville
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.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 7/8
Wed 7/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States