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  1. Flights
  2. United States
  3. Chicago
  4. Ottawa - Chicago

Ottawa to Chicago flights

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Explore the best deals

Discover the cheapest flights from Ottawa to Chicago
Filter by
Thu 10 Dec - Thu 17 Dec
PD
PDDirect
YOW - CHI
PD
PDDirect
CHI - YOW
502£
493£
Prime price per passenger
Thu 7 Jan
PD
PDDirect
YOW - CHI
241£
236£
Prime price per passenger
Sat 2 Jan
AC
ACDirect
YOW - CHI
285£
283£
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Ottawa to Chicago

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: 16 Nov - 22 Nov
Flights from just £183
£307
£183
£228
£283
£236
NovemberDecemberJanuary
Flight Time2 h and 53 mFlights from Ottawa and Chicago last around 2 h and 53 m, although this flight time may also depend on other factors.
Cheapest flight£236The cheapest price available for flights from Ottawa to Chicago that have been booked by our customers in the last 72 hours
Origin airportOttawa Macdonald-Cartier International AirportWhen flying from Ottawa to Chicago
Destination airportsO'hare International AirportWhen travelling from Ottawa to Chicago
Peak seasonMarchAccording to search data from our customers, March is the busiest time to fly from Ottawa to Chicago
Airlines that fly this routeAir CanadaAirline(s) that fly fromOttawa to Chicago
Average price of one-way£330Average flight price from Ottawa - Chicago at eDreams is £330, which is averaged from the last 6 months of data
Best time to bookJulyData from our customers tells us that March is the most popular time to fly to Chicago from Ottawa
Distance: 647 mi
Ottawa airports
Chicago airports
O'hare International Airport (ORD)How far from city centre: 13 mi

Book a flight from Ottawa to Chicago

eDreams lists every direct and indirect flight from Ottawa to Chicago (United States) in one place. Once your results are in, sort by schedule or price and book whichever suits your plans best.

Recently, the lowest fare on this route was £236, though your own price will depend on your travel dates and departure times.

Flying direct from Ottawa to Chicago takes around 3 h and 20 m; indirect flights take longer.

Ottawa to Chicago: airports and airlines

It helps to know exactly where you're departing from and arriving at before you book. Take a look at the airports involved and compare the airlines flying this route.

  • Arrival airport: O'hare International Airport (ORD)

Chicago weather

The time of the year when you decide to travel may come down to the kind of climate you prefer. Chicago sees average temperatures of around 28ºC in the warmest months, falling to -7ºC in the coldest. Bear this in mind when you pack or plan anything outdoors.

  • Highs: as much as 29ºC
  • Lows: as little as -9ºC
  • Hottest month: July
  • Coldest month: January
  • Driest month: January
  • Wettest month: August

How to find a cheaper flight from Ottawa to Chicago

The following tips can help you find a cheaper flight from Ottawa to Chicago:

  • Flexible dates: compare fares across two or three different departure days. Flying a day earlier or later can sometimes shave a good amount off the price.
  • Baggage allowance: check exactly what each fare includes before you book, so you don't get caught out by extra charges at the airport.
  • Airports on your route: double-check which airports you'll depart from and land at, particularly if the city has more than one. This makes it easier to plan your transfer and work out your total travel cost.

Are you looking for a bigger saving? Book a Flight + Hotel package to bundle both together in one booking and unlock exclusive discounts on your stay in Chicago. Adding a hire car to the same booking can bring extra savings too.

FAQs about flights from Ottawa to Chicago

What are the advantages of purchasing flexible flight tickets to Chicago through eDreams UK?
With a flexible flight ticket, you're assured a refund or the option to rebook without any additional fees if your flight from Ottawa to Chicago gets canceled. eDreams UK has got you covered, ensuring peace of mind and hassle-free travel changes! Plus, this flexibility allows you to adapt your travel plans with ease, offering greater convenience in today’s unpredictable travel environment.
What is the average cost for flights from Ottawa to Chicago?
The typical cost for a flight from Ottawa to Chicago is approximately £330. It's important to note that this price can fluctuate based on various factors, including the time of year and how far in advance you book your ticket. For instance, booking during peak travel seasons or last minute may result in higher fares, while off-peak times might offer more affordable options.
How can I search for and book flights from Ottawa to Chicago on eDreams UK, and also find the best deals?
With our flight search engine, you can discover flights starting at just £236 for the route from Ottawa to Chicago. At eDreams UK, our priority is to offer you the most affordable options. You have the flexibility to customize your search based on various criteria, including stopovers, airports, travel dates, and additional filters. This way, you can tailor your journey to meet your specific needs and preferences, ensuring a seamless travel experience.
When is the best time to book a flight ticket from Ottawa to Chicago?
The top months for booking flights from Ottawa to Chicago are February, January and March. Travelers often find the best deals and optimal flight options during these times, making them ideal for planning your trip.
What are the best months to book a flight from Ottawa to Chicago?
The best time to fly to Chicago from Ottawa really hinges on various personal preferences, particularly regarding budget considerations. In terms of popularity, July stands out as the top month for flights to Chicago from Ottawa, as indicated by our customer search data. Following closely are March and October. If your goal is to escape the hustle and bustle of peak season and find a more tranquil experience, consider traveling during December, February or April. These months are associated with significantly fewer searches, making them a great choice for those seeking a quieter getaway from Ottawa to Chicago.
How long does it take to fly from Ottawa to Chicago?
The average flight time from Ottawa to Chicago is approximately 2 h and 53 m. This journey typically covers a distance of about 647.43 mi. Please note that the flights along this route may include one or more layovers in different cities.

Plan your trip

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