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Cheap flights from Ottawa to Illinois from C$ 247

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Illinois departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Ottawa to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.
11:50 a.m. - 4:40 p.m.YOW-MDW
5h 50m1 stop
11:15 a.m. - 5:09 p.m.MDW-YOW
4h 54m1 stop
C$ 413Porter Airlines
Find Deal
Thu, 13 Mar - Mon, 17 Mar
9:30 a.m. - 12:10 p.m.YOW-MDW
3h 40m1 stop
1:05 p.m. - 6:34 p.m.MDW-YOW
4h 29m1 stop
C$ 426Porter Airlines
Find Deal
Fri, 21 Feb - Mon, 24 Feb
11:50 a.m. - 6:07 a.m.YOW-ORD
19h 17m3 stops
11:35 a.m. - 8:15 a.m.ORD-YOW
19h 40m3 stops
C$ 450
Find Deal
Tue, 18 Feb - Wed, 19 Feb
2:45 p.m. - 6:07 a.m.YOW-ORD
16h 22m2 stops
11:35 a.m. - 8:15 a.m.ORD-YOW
19h 40m3 stops
C$ 459
Find Deal
Tue, 18 Feb - Wed, 19 Feb
6:15 a.m. - 3:56 p.m.YOW-ORD
10h 41m1 stop
4:45 p.m. - 12:44 a.m.ORD-YOW
30h 59m1 stop
C$ 598WestJet
Find Deal
Thu, 13 Mar - Mon, 17 Mar
5:45 a.m. - 10:54 a.m.YOW-ORD
6h 09m1 stop
6:13 p.m. - 9:24 p.m.ORD-YOW
2h 11mdirect
C$ 615Air Canada
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Sat, 15 Mar - Sun, 23 Mar
11:00 a.m. - 2:50 p.m.YOW-ORD
4h 50m1 stop
3:35 p.m. - 10:12 p.m.ORD-YOW
5h 37m1 stop
C$ 623Air Canada
Find Deal
Tue, 8 Apr - Sat, 12 Apr
11:25 a.m. - 12:56 p.m.YOW-ORD
2h 31mdirect
7:26 a.m. - 10:28 a.m.ORD-YOW
2h 02mdirect
C$ 631United Airlines
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Thu, 13 Mar - Mon, 17 Mar
10:30 a.m. - 9:30 p.m.YOW-ORD
12h 00m1 stop
7:30 a.m. - 2:35 p.m.ORD-YOW
6h 05m1 stop
C$ 635United Airlines
Find Deal
Mon, 17 Mar - Tue, 18 Mar
6:15 a.m. - 3:56 p.m.YOW-ORD
10h 41m1 stop
4:45 p.m. - 7:19 p.m.ORD-YOW
25h 34m2 stops
C$ 774WestJet
Find Deal
Thu, 3 Apr - Sun, 6 Apr

Air Canada flights from Ottawa to Illinois

Our best Air Canada deals on Ottawa to Illinois flight tickets
Air Canada
15 Mar
YOW5:45 a.m.Ottawa
6h 09m
1 stop
ORD10:54 a.m.Chicago O'Hare Intl
23 Mar
ORD6:13 p.m.Chicago O'Hare Intl
2h 11m
YOW9:24 p.m.Ottawa
Air Canada
8 Apr
YOW11:00 a.m.Ottawa
4h 50m
1 stop
ORD2:50 p.m.Chicago O'Hare Intl
12 Apr
ORD3:35 p.m.Chicago O'Hare Intl
5h 37m
1 stop
YOW10:12 p.m.Ottawa
Air Canada
1 Mar
YOW8:25 a.m.Ottawa
4h 44m
1 stop
ORD12:09 p.m.Chicago O'Hare Intl
8 Mar
ORD7:31 a.m.Chicago O'Hare Intl
2h 00m
YOW10:31 a.m.Ottawa

United Airlines flights from Ottawa to Illinois

Our best United Airlines deals on Ottawa to Illinois flight tickets
United Airlines
13 Mar
YOW11:25 a.m.Ottawa
2h 31m
ORD12:56 p.m.Chicago O'Hare Intl
17 Mar
ORD7:26 a.m.Chicago O'Hare Intl
2h 02m
YOW10:28 a.m.Ottawa
United Airlines
17 Mar
YOW10:30 a.m.Ottawa
12h 00m
1 stop
ORD9:30 p.m.Chicago O'Hare Intl
18 Mar
ORD7:30 a.m.Chicago O'Hare Intl
6h 05m
1 stop
YOW2:35 p.m.Ottawa
United Airlines
13 Mar
YOW10:30 a.m.Ottawa
7h 21m
1 stop
ORD4:51 p.m.Chicago O'Hare Intl
17 Mar
ORD7:26 a.m.Chicago O'Hare Intl
2h 02m
YOW10:28 a.m.Ottawa

See travel insights to Illinois from

How to get the cheapest flight ticket from Ottawa to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

In general, April is the cheapest month to fly from Ottawa to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 446. If you don’t want to visit Illinois in April, then you should wait until February to fly from Ottawa, when ticket prices are also cheap, with an average price of C$ 489.

What is the cheapest day to depart on your flight to Illinois?

According to our data, Tuesday is the cheapest day to fly to Illinois from Ottawa. The lowest ticket price found for a Tuesday departure recently was C$ 900. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Illinois is Monday, with ticket prices averaging around C$ 1,035.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Ottawa to Illinois during this time can be as low as C$ 526. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 1,004 on average. Flights to Illinois from Ottawa in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Ottawa to Illinois flight route?

Fly from Ottawa to Chicago O'Hare Intl for the best Ottawa - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Ottawa when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around C$ 782 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Ottawa for as low as C$ 699 on momondo.

What cabin class options are available on Ottawa to Illinois flights?

There are 4 cabin classes available to choose from on Ottawa to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ottawa to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Illinois

Best price found

C$ 247

Fastest flight time

2h 08m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Illinois

3 airports
The best one-way flight to Illinois from Ottawa in the past 72 hours is C$ 247. The best round-trip flight deal from Ottawa to Illinois found on momondo in the last 72 hours is C$ 413.
The fastest flight from Ottawa to Illinois takes 2h 08m
Direct flights go from Ottawa to Illinois on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Lufthansa and Air Canada.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Ottawa Airport to Illinois?

    Prices for flights from Ottawa Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Ottawa Airport to Illinois?

  • How old do you have to be to fly from Ottawa Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ottawa to Illinois?


Best airlines flying from Ottawa to Illinois

Compare and see reviews for airlines that fly from Ottawa to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 391Free CancellationRating
7.9
277 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 557Free CancellationRating
7.0
8,635 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 627Free CancellationRating
7.4
8,945 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Illinois?

Finding the right flight to Illinois from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from Ottawa to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from Ottawa on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ottawa to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Ottawa.

I’m not ready to book a flight from Ottawa to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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Popular Cities in Illinois

Popular flights according to clicks in the last 7 days on momondo