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Find cheap flights from Illinois to Mexico from $79

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to Mexico 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
Mon 5/27
Mon 6/3

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In the last 7 days travelers have searched 44,335,567 times on KAYAK, and here is why:

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Good to know

Low season

September

High season

December

Cheapest flight

$79
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly with an average 44% increase in price.
Flight from Chicago O'Hare Airport to Cancún

FAQs for booking flights from Illinois to Mexico

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

    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 Mexico.

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

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

    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 Mexico 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 Mexico?

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

See more FAQs

Book cheap flights from Illinois to Mexico

Recent round-trip flight deals

5/12Sun
nonstopSpirit Airlines
3h 32mORD-CUN
5/15Wed
nonstopSpirit Airlines
4h 00mCUN-ORD
$179
8/14Wed
nonstopSpirit Airlines
3h 32mORD-CUN
8/20Tue
nonstopSpirit Airlines
4h 00mCUN-ORD
$183
5/7Tue
nonstopFrontier
4h 08mORD-CUN
5/10Fri
nonstopFrontier
4h 06mCUN-ORD
$184
5/20Mon
nonstopFrontier
3h 57mORD-CUN
5/23Thu
nonstopFrontier
4h 08mCUN-ORD
$185
6/4Tue
nonstop
3h 57mORD-CUN
6/6Thu
nonstop
4h 12mCUN-ORD
$186
5/13Mon
nonstop
3h 32mORD-CUN
5/15Wed
nonstop
4h 11mCUN-ORD
$191
5/17Fri
nonstopVolaris
4h 05mORD-MEX
5/29Wed
nonstopVolaris
4h 04mMEX-ORD
$259
5/16Thu
nonstopVolaris
4h 06mORD-GDL
5/22Wed
nonstopVolaris
4h 04mGDL-ORD
$259
5/11Sat
1 stopAmerican Airlines
7h 34mORD-CZM
5/18Sat
1 stopAmerican Airlines
15h 30mCZM-ORD
$298
5/11Sat
1 stopAmerican Airlines
7h 15mORD-MEX
5/25Sat
1 stopAmerican Airlines
7h 54mMEX-ORD
$302

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Recent one-way flight deals

8/20Tue
nonstopSpirit Airlines
3h 32mORD-CUN
$79
5/5Sun
nonstopFrontier
4h 08mORD-CUN
$80
5/14Tue
nonstopVolaris
4h 05mORD-MEX
$102
5/13Mon
nonstopVolaris
4h 05mORD-MEX
$106
5/14Tue
1 stop
17h 40mORD-GDL
$126
5/14Tue
1 stopAmerican Airlines
7h 15mORD-MEX
$128
5/5Sun
1 stopAmerican Airlines
9h 00mORD-CZM
$130
5/15Wed
1 stop
14h 04mORD-GDL
$130
5/1Wed
1 stopAeromexico
8h 19mORD-CZM
$135
8/19Mon
1 stopAeromexico
12h 16mORD-CZM
$140

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Last minute flights from Illinois to Mexico

Last minute flight, train and bus deals

4/29Mon
nonstopFrontier
4h 08mORD-CUN
5/2Thu
nonstopFrontier
4h 06mCUN-ORD
$183
4/29Mon
nonstopFrontier
4h 08mORD-CUN
5/1Wed
nonstopFrontier
4h 11mCUN-ORD
$185
4/29Mon
nonstop
3h 44mORD-CUN
5/2Thu
nonstop
4h 06mCUN-ORD
$197
4/30Tue
nonstopSpirit Airlines
3h 44mORD-CUN
5/3Fri
nonstopSpirit Airlines
4h 03mCUN-ORD
$198
4/29Mon
nonstopSpirit Airlines
3h 44mORD-CUN
5/2Thu
nonstopSpirit Airlines
4h 03mCUN-ORD
$199
4/29Mon
multi-stop
15h 50mORD-CUN
5/1Wed
nonstop
4h 11mCUN-ORD
$212
4/29Mon
nonstopVolaris
4h 05mORD-MEX
5/14Tue
nonstopVolaris
4h 04mMEX-ORD
$286
5/1Wed
nonstopVolaris
4h 05mORD-MEX
5/10Fri
nonstopVolaris
4h 04mMEX-ORD
$287
4/29Mon
multi-stopAeromexico
6h 36mORD-CZM
5/2Thu
multi-stopAeromexico
8h 41mCZM-ORD
$310
4/30Tue
multi-stopAeromexico
19h 54mORD-CZM
5/3Fri
multi-stopAeromexico
8h 41mCZM-ORD
$317

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Flights to Mexico

Return flight deals:

Mexico - Illinois

Cabin classes:

$552
$514
$297
$79