How does KAYAK find such low prices on flights from Illinois to Budapest?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Budapest.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Budapest?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Budapest from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Budapest?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Budapest with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Budapest?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Budapest from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$272 CHEAP FLIGHTS from Illinois to Budapest

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Flight Deals

Cheap Flights from Illinois to Budapest

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Budapest

Mon, Mar 1 - Mon, Mar 22

5:27 pm - 11:20 pmSTL Lambert-St Louis-BUD Budapest Ferenc Liszt Intl

22h 53m2 stops Chicago O'Hare Intl London Heathrow

5:35 pm - 11:58 pmBUD Budapest Ferenc Liszt Intl-STL Lambert-St Louis

36h 23m2 stops London Heathrow Chicago O'Hare Intl

$647British Airways

Mon, Dec 14 - Wed, Jan 13

12:06 pm - 11:35 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

16h 29m2 stops Boston Logan Intl London Heathrow

12:25 pm - 7:15 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

13h 50m1 stop London Heathrow

$666American Airlines

Sun, Jan 10 - Fri, Jan 29

3:45 pm - 12:40 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

13h 55m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

7:50 am - 5:43 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

16h 53m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

$666Air Canada

Tue, Jan 12 - Sat, Jan 30

11:45 am - 11:25 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

16h 40m2 stops Toronto Pearson Intl London Heathrow

7:50 am - 6:55 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

18h 05m2 stops London Heathrow Boston Logan Intl

$666Multiple Airlines

Sun, Oct 11 - Tue, Oct 20

7:15 pm - 7:10 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

16h 55m1 stop Kastrup Copenhagen

10:25 am - 4:10 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

12h 45m1 stop Kastrup Copenhagen

$667Scandinavian Airlines

Tue, Jan 12 - Fri, Jan 29

5:45 pm - 12:40 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

35h 55m2 stops Charlotte Douglas Munich Franz Josef Strauss

10:00 am - 6:25 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

15h 25m1 stop Munich Franz Josef Strauss

$667Lufthansa

Tue, Jan 12 - Thu, Jan 28

5:45 pm - 12:40 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

35h 55m2 stops Charlotte Douglas Munich Franz Josef Strauss

1:25 pm - 6:25 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

12h 00m1 stop Munich Franz Josef Strauss

$667Lufthansa

Fri, Jan 15 - Fri, Jan 29

9:50 pm - 5:45 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

12h 55m1 stop London Heathrow

9:20 am - 10:31 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

20h 11m2 stops Helsinki-Vantaa New York John F Kennedy Intl

$667British Airways

Tue, Nov 3 - Sun, Nov 8

6:35 pm - 5:20 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

15h 45m1 stop London Heathrow

11:10 am - 9:54 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

17h 44m2 stops Madrid Barajas Boston Logan Intl

$667American Airlines

Fri, Nov 6 - Sat, Nov 14

7:15 pm - 9:40 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

31h 25m1 stop Kastrup Copenhagen

10:25 am - 4:45 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

13h 20m1 stop Kastrup Copenhagen

$669Scandinavian Airlines

Recent last minute flight deals from Illinois to Budapest

Sun, Sep 20 - Tue, Oct 6

7:30 pm - 8:10 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

29h 40m1 stop Philadelphia

2:40 pm - 1:50 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

30h 10m1 stop London Heathrow

$812British Airways

Sat, Sep 19 - Tue, Oct 6

5:48 pm - 8:10 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

31h 22m1 stop Philadelphia

7:20 am - 3:55 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

15h 35m1 stop London Heathrow

$812British Airways

Sat, Sep 19 - Tue, Oct 6

11:20 pm - 10:55 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

28h 35m1 stop Belgrade Nikola Tesla

3:15 pm - 2:30 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

30h 15m1 stop Belgrade Nikola Tesla

$894Air Serbia

Sat, Sep 19 - Tue, Oct 6

11:05 am - 9:55 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

27h 50m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Madrid Barajas

9:50 am - 12:35 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

33h 45m2 stops Madrid Barajas Zurich

$904Multiple Airlines

Sun, Sep 20 - Tue, Oct 6

7:15 pm - 7:10 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

16h 55m1 stop Kastrup Copenhagen

10:25 am - 9:43 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

18h 18m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$919Scandinavian Airlines

Sun, Sep 20 - Tue, Oct 6

9:30 pm - 5:40 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

13h 10m1 stop Helsinki-Vantaa

12:05 pm - 9:05 amBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

28h 00m2 stops Helsinki-Vantaa New York John F Kennedy Intl

$921Multiple Airlines

Sat, Sep 19 - Tue, Oct 6

7:15 pm - 7:10 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

16h 55m1 stop Kastrup Copenhagen

10:25 am - 9:43 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

18h 18m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$981Scandinavian Airlines

Fri, Sep 18 - Sun, Sep 20

2:20 pm - 8:55 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

11h 35m1 stop Zurich

8:00 pm - 12:35 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

23h 35m1 stop Zurich

$985SWISS

Fri, Sep 18 - Tue, Sep 22

2:20 pm - 8:55 amORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

11h 35m1 stop Zurich

8:00 pm - 12:35 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

23h 35m1 stop Zurich

$1,020SWISS

Sat, Sep 19 - Tue, Oct 6

1:55 pm - 1:55 pmORD Chicago O'Hare Intl-BUD Budapest Ferenc Liszt Intl

17h 00m2 stops Boston Logan Intl Zurich

6:45 am - 5:05 pmBUD Budapest Ferenc Liszt Intl-ORD Chicago O'Hare Intl

17h 20m2 stops Vienna Intl Washington, D.C. Dulles Intl

$1,027United Airlines

Useful Info

Low season	February
High season	August
Cheapest flight	$272

Best time to beat the crowds with an average 42% drop in price.

Most popular time to fly with an average 11% increase in price.

Flight from Chicago O'Hare Airport to Budapest

How does KAYAK find such low prices on flights from Illinois to Budapest?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Budapest.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Budapest?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Budapest from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Budapest?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Budapest with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Budapest?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Budapest from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.