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Find deals on international flights to Chicago from $29

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/15
Sat 6/22

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In the last 7 days travelers have searched 42,211,976 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$29
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 17% increase in price.
Flight from Boston to Chicago O'Hare Airport

FAQs for booking Worldwide to Chicago flights

  • How does KAYAK find such low prices on flights from Worldwide to Chicago?

    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 Worldwide to Chicago.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Worldwide 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 Worldwide to Chicago?

    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 Chicago with an airline and back to Worldwide with another airline.

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

    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 Chicago from Worldwide up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Worldwide to Chicago?

Nonstop departures

Worldwide to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Chicago to Worldwide

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Worldwide to Chicago

Recent round-trip flight deals

6/4Tue
nonstopFrontier
2h 45mDFW-ORD
6/8Sat
nonstopFrontier
2h 29mORD-DFW
$53
6/4Tue
nonstopFrontier
2h 45mDFW-ORD
6/8Sat
nonstopFrontier
2h 29mORD-DFW
$58
6/4Tue
nonstop
2h 28mDFW-ORD
6/8Sat
nonstop
2h 29mORD-DFW
$59
6/4Tue
1 stop
9h 01mDFW-ORD
6/8Sat
nonstop
2h 29mORD-DFW
$73
6/4Tue
nonstopSpirit Airlines
2h 28mDFW-ORD
6/11Tue
nonstopSpirit Airlines
2h 32mORD-DFW
$74
6/4Tue
nonstopSpirit Airlines
2h 28mDFW-ORD
6/7Fri
nonstopSpirit Airlines
2h 32mORD-DFW
$80
5/29Wed
nonstopJetBlue
2h 56mJFK-ORD
5/31Fri
nonstopJetBlue
2h 23mORD-JFK
$117
6/18Tue
nonstopJetBlue
2h 43mJFK-ORD
6/19Wed
nonstopJetBlue
2h 25mORD-JFK
$127
6/5Wed
nonstopDelta
2h 55mBOS-ORD
6/8Sat
nonstopDelta
2h 40mORD-BOS
$147
8/28Wed
nonstopDelta
3h 02mJFK-ORD
9/3Tue
nonstopDelta
2h 47mORD-JFK
$167

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Recent one-way flight deals

8/20Tue
nonstopSpirit Airlines
2h 33mBOS-ORD
$29
6/11Tue
nonstopFrontier
2h 23mDFW-ORD
$29
5/29Wed
nonstopDelta
2h 49mLGA-ORD
$58
5/29Wed
nonstopJetBlue
2h 50mJFK-ORD
$59
6/2Sun
nonstopUnited Airlines
2h 38mLGA-ORD
$59
6/5Wed
nonstopJetBlue
2h 56mJFK-ORD
$64
6/12Wed
nonstopAmerican Airlines
2h 34mLGA-ORD
$64
5/29Wed
nonstopDelta
2h 51mJFK-ORD
$69
6/19Wed
nonstopUnited Airlines
2h 38mLGA-ORD
$77
5/30Thu
nonstopAmerican Airlines
2h 15mDCA-ORD
$85

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Search by price

Last minute flights from Worldwide to Chicago

Last minute flight, train and bus deals

5/21Tue
nonstopFrontier
2h 45mDFW-ORD
5/28Tue
nonstopFrontier
2h 31mORD-DFW
$88
5/21Tue
multi-stopSpirit Airlines
21h 40mDFW-ORD
5/28Tue
multi-stopSpirit Airlines
14h 37mORD-DFW
$90
5/21Tue
multi-stop
21h 40mDFW-ORD
5/28Tue
nonstop
2h 31mORD-DFW
$91
5/21Tue
nonstop
2h 45mDFW-ORD
5/25Sat
nonstop
2h 29mORD-DFW
$117
5/21Tue
nonstopUnited Airlines
2h 40mLGA-ORD
5/28Tue
nonstopUnited Airlines
2h 21mORD-LGA
$199
5/21Tue
nonstopAmerican Airlines
2h 35mLGA-ORD
5/28Tue
nonstopAmerican Airlines
2h 03mORD-LGA
$211
5/21Tue
nonstopAmerican Airlines
2h 35mLGA-ORD
5/26Sun
nonstopAmerican Airlines
2h 01mORD-LGA
$212
5/21Tue
nonstopDelta
2h 49mLGA-ORD
5/28Tue
nonstopDelta
2h 19mORD-LGA
$242
5/18Sat
nonstopDelta
2h 52mBOS-ORD
5/29Wed
nonstopDelta
2h 29mORD-BOS
$279
5/21Tue
nonstopUnited Airlines
4h 00mSEA-ORD
6/3Mon
nonstopUnited Airlines
4h 37mORD-SEA
$294

Search by stops

Search by airline

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