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Cheap flights from Ottawa to Austin from C$ 299

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — AUS
17 Sep — 24 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Austin

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Austin
Explore the most affordable flight options available from Ottawa to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

Tue 15/96:55 a.m. -
1 stop9h 30m
Tue 22/94:25 p.m. -
1 stop6h 55m
Deal found 16/8C$ 557
Mon 28/96:55 a.m. -
1 stop9h 30m
Mon 5/104:25 p.m. -
1 stop6h 55m
Deal found 14/8C$ 559
Mon 5/104:15 p.m. -
1 stop18h 48m
Fri 9/104:25 p.m. -
1 stop19h 27m
Deal found 16/8C$ 568
Tue 15/910:00 a.m. -
1 stop6h 25m
Tue 22/94:25 p.m. -
1 stop7h 00m
Deal found 16/8C$ 578
Fri 4/97:00 a.m. -
2 stops34h 39m
Mon 7/94:25 p.m. -
1 stop6h 55m
Deal found 14/8C$ 611
Sun 27/96:25 p.m. -
1 stop22h 00m
Sun 4/104:25 p.m. -
1 stop6h 55m
Deal found 13/8C$ 616
Fri 4/97:00 a.m. -
2 stops34h 39m
Tue 8/94:25 p.m. -
1 stop14h 40m
Deal found 15/8C$ 638

Find flight deals from Ottawa to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 August 2026.

Round-trip from

C$ 557

One-way from

C$ 299

Popular in

April

Cheapest in

December

Average price

C$ 556
15/9-22/9
  • 15/9-22/9
  • 2 total stops
  • 16h 25m total
  • Ottawa to Austin
Search Deals
19/9
  • 19/9
  • 1 total stop
  • 22h 00m total
  • Ottawa to Austin
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 August 2026.
Use the filters below to find and compare flights from Ottawa to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Fri 4/9

7:00 a.m.-4:39 p.m.

2 stops34h 39m

Austin Bergstrom

Mon 7/9

4:25 p.m.-12:20 a.m.

1 stop6h 55m

C$ 611

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Sun 27/9

6:25 p.m.-3:25 p.m.

1 stop22h 00m

Austin Bergstrom

Sun 4/10

4:25 p.m.-12:20 a.m.

1 stop6h 55m

C$ 616

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Fri 4/9

8:40 a.m.-7:21 p.m.

2 stops11h 41m

Austin Bergstrom

Tue 8/9

8:45 a.m.-9:35 p.m.

2 stops11h 50m

C$ 821
Quickest round-trip

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Sat 12/9

5:10 a.m.-10:48 a.m.

1 stop6h 38m

Austin Bergstrom

Sat 19/9

11:40 a.m.-7:10 p.m.

1 stop6h 30m

C$ 835

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Sun 18/10

6:00 a.m.-5:39 p.m.

2 stops12h 39m

Austin Bergstrom

Thu 22/10

9:39 a.m.-11:54 p.m.

2 stops13h 15m

C$ 937

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Thu 1/10

6:05 a.m.-12:27 p.m.

1 stop7h 22m

Austin Bergstrom

Sat 3/10

2:26 p.m.-11:54 p.m.

2 stops8h 28m

C$ 940

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Sat 26/9

10:37 a.m.-5:39 p.m.

2 stops8h 02m

Austin Bergstrom

Wed 30/9

7:15 a.m.-2:17 p.m.

1 stop6h 02m

C$ 941

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Tue 13/10

6:01 p.m.-8:37 a.m.

2 stops15h 36m

Austin Bergstrom

Sun 18/10

5:10 a.m.-9:35 p.m.

2 stops15h 25m

C$ 941
Cheapest one-way

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Wed 30/9

6:25 p.m.-3:25 p.m.

1 stop22h 00m

C$ 327

OttawaAustin

YOW Ottawa - AUS Austin Bergstrom

YOWAUS

Ottawa

Fri 18/9

8:15 p.m.-5:48 p.m.

2 stops22h 33m

C$ 358

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/8

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Austin

What is the cheapest month to book a flight from Ottawa to Austin?

Currently, December is the cheapest month in which you can book a flight from Ottawa to Austin (average of C$ 415). Flying from Ottawa to Austin in April is currently the most expensive (average of C$ 1,216). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ottawa to Austin?

Airfare is typical for this route at the moment.

Ottawa to Austin flights typically cost between C$ 485 and C$ 830 in September.
The cheapest round-trip price found within the last 5 days was C$ 557 on Multiple Airlines (15 Sep-22 Sep).

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated 18 August 2026.
Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andAir Canada from Ottawa to Austin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
457 reviews
Check prices

Overall

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
Porter Airlines
8.0
Very good
457 reviews
Porter Airlines
8.0
Very good
457 reviews
Check prices

Overall

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
United Airlines
7.4
Good
10,100 reviews
Porter Airlines
8.0
Very good
457 reviews
Check prices

Overall

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
Air Canada
7.1
Good
11,493 reviews
Porter Airlines
8.0
Very good
457 reviews
Check prices

Overall

8.0

Entertainment

6.9

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ottawa to Austin?

    For as low as C$ 835, American Airlines can have you in Austin from Ottawa in 6h 38m. Ottawa and Austin are separated by a distance of 2546 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Ottawa to Austin round-trip?

    According to our current data, Porter Airlines (C$ 258), Air Canada (C$ 383), and United Airlines (C$ 414) offers the cheapest pricing from Ottawa to Austin. These flights start at 62% lower than the current average price 3 months from now.

  • Can I find deals for flights from Ottawa to Austin that include hotel bookings?

    Yes. In addition to deals on Ottawa to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Austin.

  • Can I find deals for business class flights from Ottawa to Austin?

    Yes. Cheapflights offers flight deals from Ottawa to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Austin?

    Currently, December is the cheapest month in which you can book a flight from Ottawa to Austin (average of C$ 415). Flying from Ottawa to Austin in April is currently the most expensive (average of C$ 1,216). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock
Dripping Springs

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Alternative routes for Ottawa to Austin

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ottawa to Austin

Discover the top 3 airlines that operate flights from Ottawa to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 258AverageC$ 566FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 383AverageC$ 770FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 414AverageC$ 505FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Austin?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Austin. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Austin?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Austin from Ottawa.

Can Cheapflights find flights from Ottawa to Austin with no change fees?

Certainly. Search results for flights to Austin from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Austin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Austin from Ottawa today and book when prices fit your budget.

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