AirSource

Flights Miami → Chicago — September 14, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Monday, September 14, 2026 on the Miami–Chicago route: 1 stop itinerary (2 flights) via Denver International (DEN), from Miami International (MIA) to Chicago O'Hare (ORD), first flight Frontier Airlines F91279, departs 5:50 AM, arrives 12:23 AM the next day, total travel time 19h 33m including layovers, flight time 6h 57m (layovers excluded), $205 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 10, 2026 and read by AirSource on September 10, 2026, 20:47 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: United Airlines UA2106, from Miami International (MIA) to Chicago O'Hare (ORD), departs 3:57 PM, arrives 6:30 PM, direct, 3h 33m, $321 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable.

Lowest price observed in the available data

1-stop itinerary (2 flights)

via Denver International (DEN) · first flight Frontier Airlines F91279

1 stop
Mon, Sep 14
Miami International (MIA)
19h 33m
1 stop
+1
Tue, Sep 15
Chicago O'Hare (ORD)
First flight
Frontier Airlines F91279 (1st of 2 flights)
Connecting flights
Operated after the layover in Denver International (DEN); airline and flight number are not provided by Aviasales in this record: see them on the booking site.
Departure
Miami International (MIA) · September 14, 2026 · local time (UTC-4)
Final arrival
Chicago O'Hare (ORD) · September 15, 2026 · local time (UTC-5) · next day
Stops
1 stop · in Denver International (DEN)
Total travel time
19h 33m (layovers included)
Flight time
6h 57m (layovers excluded)
Layover time
12h 36m
Carry-on bag
not included (personal item only)
Checked bag
not included
Changes
not allowed
Refund
non-refundable
Last observed price
$205 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$205
per person, one way
Check the current price and book

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Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Cheapest direct flight observed

United Airlines UA2106

Direct · Miami International (MIA) → Chicago O'Hare (ORD)

Direct
Mon, Sep 14
Miami International (MIA)
3h 33m
direct
Mon, Sep 14
Chicago O'Hare (ORD)
Airline
United Airlines (UA)
Flight
UA2106
Departure
Miami International (MIA) · September 14, 2026 · local time (UTC-4)
Arrival
Chicago O'Hare (ORD) · September 14, 2026 · local time (UTC-5)
Stops
Direct (no plane change, as stated by the source; it can include a stop)
Duration
3h 33m
Carry-on bag
not included (personal item only)
Checked bag
not included
Changes
not allowed
Refund
non-refundable
Last observed price
$321 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$321
per person, one way
Check the current price and book

Affiliate link. Booking, payment and support are handled by the seller you choose on Aviasales.

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Looking for other times? All MiamiChicago flights on September 14, 2026 on Aviasales.

Nearby dates