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Chicago to Miami flights in December 2026 from $92 MDW, ORD, RFD → MIA

Chicago Midway International Airport (MDW), O'Hare International Airport (ORD), Chicago Rockford International Airport (RFD) → Miami International Airport (MIA)

For departures in December 2026, the cheapest return found recently is $194 with Frontier Airlines, 10 Dec – 14 Dec, found 2 days ago. The cheapest one-way found recently is $92 with Frontier Airlines, 1 Dec, found yesterday.

Return

In December 2026, the cheapest return fare on each of 7 departure dates is usually $187 to $257. Across all 24 departure dates we hold on this route, it is usually $220 to $406. Of the 3 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$194

10 Dec – 14 Dec · Frontier Airlines

O'Hare International Airport (ORD) → Miami International Airport (MIA)

out 1 stop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$138

12 Dec – 19 Dec · Frontier Airlines

O'Hare International Airport (ORD) → Miami International Airport (MIA)

out 1 stop, back nonstop

found 7 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
12 Dec – 19 Dec$138Frontier Airlinesout 1 stop, back nonstopfound 7 days agoSee prices for these dates
5 Dec – 8 Dec$180Frontier Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
10 Dec – 14 Dec$194Frontier Airlinesout 1 stop, back 1 stopfound 2 days agoSee prices for these dates
13 Dec – 14 Dec$209Frontier Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
24 Dec – 25 Dec$236Frontier Airlinesout 1 stop, back nonstopfound 5 days agoSee prices for these dates

Every date we hold

7 departure dates

5 Dec – 8 Dec: $180, found 5 days ago10 Dec – 14 Dec: $194, found 2 days ago12 Dec – 19 Dec: $138, found 7 days ago13 Dec – 14 Dec: $209, found 5 days ago17 Dec – 20 Dec: $278, found 6 days ago24 Dec – 25 Dec: $236, found 5 days ago31 Dec – 5 Jan 2027: $300, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Dec – 8 Dec$180Frontier AirlinesChicago Midway International Airport (MDW) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
10 Dec – 14 Dec$194Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
12 Dec – 19 Dec$138Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)out 1 stop, back nonstopfound 7 days agoSee prices for these dates
13 Dec – 14 Dec$209Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
17 Dec – 20 Dec$278Frontier AirlinesChicago Midway International Airport (MDW) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
24 Dec – 25 Dec$236Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)out 1 stop, back nonstopfound 5 days agoSee prices for these dates
31 Dec – 5 Jan 2027$300Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $138.

November 2026From $2157 departure dates25 Nov – 1 Dec · found 2 days agoSee prices for these datesEvery date in November 2026
December 2026From $138Cheapest seen7 departure dates12 Dec – 19 Dec · found 7 days agoSee prices for these dates
January 2027From $2212 departure dates4 Jan 2027 – 9 Jan 2027 · found 5 days agoSee prices for these dates
February 2027From $2132 departure dates5 Feb 2027 – 19 Feb 2027 · found 4 days agoSee prices for these dates
March 2027From $4183 departure dates20 Mar 2027 – 23 Mar 2027 · found 5 days agoSee prices for these dates
April 2027From $4821 departure date4 Apr 2027 – 12 Apr 2027 · found 3 days agoSee prices for these dates
May 2027From $5031 departure date1 May 2027 – 4 May 2027 · found 5 days agoSee prices for these dates
September 2027From $4931 departure date3 Sept 2027 – 6 Sept 2027 · found 3 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 13 departure dates is usually $100 to $150. Across all 23 departure dates we hold on this route, it is usually $103 to $177. Of the 2 months with enough one-way fares to compare, December 2026 is usually the cheapest.

Cheapest one-way found recently

$92

1 Dec · Frontier Airlines

O'Hare International Airport (ORD) → Miami International Airport (MIA)

1 stop

found yesterday

Open this tripCheck today's price

Cheapest we hold, of any age

$86

5 Dec · Frontier Airlines

Chicago Midway International Airport (MDW) → Miami International Airport (MIA)

1 stop

found 2 days ago

Open this tripCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec$86Frontier Airlines1 stopfound 2 days agoOpen this trip
1 Dec$92Frontier Airlines1 stopfound yesterdayOpen this trip
15 Dec$93Frontier Airlines1 stopfound 2 days agoOpen this trip
14 Dec$100Frontier Airlines1 stopfound 2 days agoOpen this trip
22 Dec$106United Airlinesnonstopfound 2 days agoOpen this trip

Every date we hold

13 departure dates

1 Dec: $92, found yesterday5 Dec: $86, found 2 days ago7 Dec: $179, found 2 days ago14 Dec: $100, found 2 days ago15 Dec: $93, found 2 days ago16 Dec: $184, found 6 days ago22 Dec: $106, found 2 days ago23 Dec: $111, found 5 days ago24 Dec: $150, found 5 days ago27 Dec: $169, found 3 days ago28 Dec: $142, found yesterday29 Dec: $120, found 3 days ago31 Dec: $125, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec$92Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)1 stopfound yesterdayOpen this trip
5 Dec$86Frontier AirlinesChicago Midway International Airport (MDW) → Miami International Airport (MIA)1 stopfound 2 days agoOpen this trip
7 Dec$179Allegiant AirChicago Rockford International Airport (RFD) → Miami International Airport (MIA)2 stopsfound 2 days agoOpen this trip
14 Dec$100Frontier AirlinesChicago Midway International Airport (MDW) → Miami International Airport (MIA)1 stopfound 2 days agoOpen this trip
15 Dec$93Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)1 stopfound 2 days agoOpen this trip
16 Dec$184Allegiant AirChicago Rockford International Airport (RFD) → Miami International Airport (MIA)1 stopfound 6 days agoOpen this trip
22 Dec$106United AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)nonstopfound 2 days agoOpen this trip
23 Dec$111United AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)nonstopfound 5 days agoOpen this trip
24 Dec$150Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)1 stopfound 5 days agoOpen this trip
27 Dec$169Frontier AirlinesChicago Midway International Airport (MDW) → Miami International Airport (MIA)1 stopfound 3 days agoOpen this trip
28 Dec$142Frontier AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)1 stopfound yesterdayOpen this trip
29 Dec$120United AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)nonstopfound 3 days agoOpen this trip
31 Dec$125United AirlinesO'Hare International Airport (ORD) → Miami International Airport (MIA)nonstopfound 3 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $85.

November 2026From $1054 departure dates26 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $8613 departure dates5 Dec · found 2 days agoOpen this trip
January 2027From $85Cheapest seen2 departure dates16 Jan 2027 · found 6 days agoOpen this trip
February 2027From $901 departure date10 Feb 2027 · found 5 days agoOpen this trip
April 2027From $2481 departure date27 Apr 2027 · found 5 days agoOpen this trip
May 2027From $1762 departure dates3 May 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work