Lexington to Chicago flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Lexington to Chicago is €103 with Allegiant Air (checked on 17 Oct 2026).

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Lowest observed

€103

Average observed

€222

Cheapest month

January 2027

Last checked

24 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €103

Lowest observed

7 Jan 2027

Allegiant Air · 1 stop · One way

Cheapest observed day · Last checked: 17 Oct 2026

Departure

15:19

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €103, departing 7 Jan 2027 (Last checked: 17 Oct 2026)One-way fareCheck live prices for this route
Airlines seen: Aeromexico, Allegiant Air, Frontier Airlines, JetBlue, United Airlines, Volaris, WestJet (7)
Typical journey time: 17h 45m

Short answer

Routavio has seen Aeromexico fares from Lexington to Chicago. The lowest fare Routavio's own searches returned is €103, seen on 17 Oct 2026. The average across the fares we caught is €222. January 2027 is the cheapest month in our observations, at €103. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Lexington to Chicago. Prices move often, so pick your dates to see the latest options.

Route distance: 504 km
Typical journey time: 17h 45m
Seen on fares with a connection: Allegiant Air, United Airlines, JetBlue, Frontier Airlines, Aeromexico
Alternative airports: CGX, DPA, MDW, PWK, RFD

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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We show like-for-like journeys so the comparison is fair.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Non-stop airlines seen on this route

Non-stop airlines seen on this route
Airline	Non-stop days / priced days	Fastest non-stop
United Airlines	29 / 81

Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.

Airport to city: straight-line distance

Blue Grass Airport (LEX) → Lexington, city gazetteer reference point (38.0317, -84.4951): ≈ 10 km.
Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest one-way fare we saw per airline

Cheapest airline from Lexington to Chicago: Allegiant Air, from €103 (checked 17 Oct 2026).

Lowest one-way fare we saw per airline
Airline	Lowest fare	Priced days
Allegiant Air	€103Jan 7, 2027	45
Frontier Airlines	€149Jan 17, 2027	3
United Airlines	€203Dec 1, 2026	29

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Lexington to Chicago?

The lowest fare Routavio has observed is €103, found on 17 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Lexington to Chicago?

In our observations January 2027 is the cheapest month so far, at €103.

Are there direct flights from Lexington to Chicago?

Our data holds no non-stop flight from Lexington to Chicago. The fares on this page include at least one stop.

Which airlines fly from Lexington to Chicago?

Routavio has seen these carriers on the route: Aeromexico, Allegiant Air, Frontier Airlines, JetBlue, United Airlines, Volaris, WestJet (7).

How long does the flight from Lexington to Chicago take?

Across the 87 fares Routavio observed, the average journey time is 16h 15m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

Which airlines had non-stop offers on at least 3 departure dates from Lexington to Chicago?

For Lexington to Chicago, examples of observed one-way non-stop offers checked within the last 14 days: United Airlines (29). Each number counts distinct departure dates, not weekly flights; check current availability in search.

Which airline has the lowest fare from Lexington to Chicago?

Cheapest airline from Lexington to Chicago: Allegiant Air, from €103 (checked 17 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide