Cheap flights from Chicago to Baltimore

One-way fares from $81 · CHI → BWI · prices found by travellers in the last 48 hours

Compare all dates Baltimore → Chicago
Cheapest fare
$81

Frontier Airlines · Thu, Nov 26

Cheapest month
November

from $81

Direct flights
Yes

Frontier Airlines

Flight time
1h 57m

970 km

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Cheapest month to fly from Chicago to Baltimore

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $81
  2. December 2026 $81
  3. January 2027 $100
  4. February 2027 $147

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Frontier Airlines
Depart06:00 Mon, Nov 9ORD → BWI 1h 57m · Direct
$134one way, per person
View deal
Frontier Airlines
Depart07:15 Sat, Nov 14MDW → BWI 4h 03m · 1 stop
$136one way, per person
View deal
Frontier Airlines
Depart09:51 Tue, Nov 10ORD → BWI 5h 18m · 1 stop
$137one way, per person
View deal
Allegiant Air
Depart09:30 Thu, Nov 12RFD → BWI 5h 49m · 1 stop
$139one way, per person
View deal
Frontier Airlines
Depart06:00 Fri, Nov 13ORD → BWI 1h 57m · Direct
$159one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Baltimore

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in BaltimoreCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in BaltimoreTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in BaltimorePre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in BaltimoreCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Chicago to Baltimore

Chicago (CHI) and Baltimore (BWI) are about 970 km apart. Direct flights take around 1h 57m, and recent direct fares were with Frontier Airlines. Over the next few months, one-way fares start from $81, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Chicago to Baltimore?

The cheapest one-way fare we've seen recently is $81 with Frontier Airlines, departing Thursday, November 26, 2026. Over the coming months, the lowest fare in each month ranges from $81 to $147.

What is the cheapest month to fly from Chicago to Baltimore?

November 2026 currently has the lowest fares, from $81 one way.

Are there direct flights from Chicago to Baltimore?

Yes. Recent direct fares were with Frontier Airlines.

How long is the flight from Chicago to Baltimore?

A direct flight takes about 1h 57m. Chicago and Baltimore are around 970 km apart.

Which airlines fly from Chicago to Baltimore?

Recent fares on this route were with Frontier Airlines and Allegiant Air.

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