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Cheap flights from Ottawa to Austin from C$ 340

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — AUS
3 Sep — 10 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 4 August 2026.

Thu 3/98:40 a.m. -
2 stops16h 10m
Thu 10/94:53 p.m. -
2 stops26h 07m
Deal found 2/8C$ 633
Thu 17/96:55 a.m. -
1 stop9h 30m
Thu 24/94:25 p.m. -
1 stop6h 55m
Deal found 2/8C$ 635
Fri 9/107:00 a.m. -
1 stop28h 12m
Mon 12/1011:15 a.m. -
1 stop11h 33m
Deal found 30/7C$ 637
Thu 27/87:00 a.m. -
2 stops16h 22m
Mon 31/83:27 p.m. -
2 stops22h 28m
Deal found 3/8C$ 649
Tue 1/98:40 a.m. -
1 stop7h 45m
Tue 8/94:25 p.m. -
1 stop6h 55m
Deal found 30/7C$ 661
Thu 3/98:40 a.m. -
1 stop7h 45m
Thu 10/95:30 p.m. -
1 stop11h 05m
Deal found 2/8C$ 689

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 4 August 2026.

Round-trip from

C$ 633

One-way from

C$ 340

Popular in

April

Cheapest in

December

Average price

C$ 522
American Airlines
  • American Airlines
  • 3/9-10/9
  • 4 total stops
  • 42h 17m total
  • Ottawa to Austin
Search Deals
1/9
  • 1/9
  • 3 total stops
  • 34h 39m total
  • Ottawa to Austin
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 70 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 4 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 - AUS

YOWAUS

Ottawa

Thu 3/9

8:40 a.m.-11:50 p.m.

2 stops16h 10m

Austin Bergstrom

Thu 10/9

4:53 p.m.-8:00 p.m.

2 stops26h 07m

C$ 633

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Thu 17/9

7:00 a.m.-10:03 a.m.

2 stops28h 03m

Austin Bergstrom

Thu 24/9

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

1 stop6h 55m

C$ 660

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Wed 26/8

8:55 p.m.-3:25 p.m.

1 stop19h 30m

Austin Bergstrom

Wed 2/9

5:37 p.m.-12:25 p.m.

2 stops17h 48m

C$ 695

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Mon 31/8

7:00 a.m.-3:25 p.m.

1 stop9h 25m

Austin Bergstrom

Sat 5/9

12:47 p.m.-5:35 a.m.

2 stops15h 48m

C$ 731
Quickest round-trip

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Fri 28/8

8:40 a.m.-3:25 p.m.

1 stop7h 45m

Austin Bergstrom

Mon 31/8

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

1 stop7h 00m

C$ 771

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Thu 3/9

6:55 a.m.-3:25 p.m.

1 stop9h 30m

Austin Bergstrom

Thu 10/9

5:30 p.m.-2:55 p.m.

2 stops20h 25m

C$ 771

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Thu 22/10

7:00 a.m.-12:12 a.m.

2 stops18h 12m

Austin Bergstrom

Mon 26/10

6:00 a.m.-10:08 p.m.

2 stops15h 08m

C$ 817

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Tue 1/9

7:00 a.m.-10:26 p.m.

2 stops16h 26m

Austin Bergstrom

Tue 8/9

7:00 a.m.-9:35 p.m.

2 stops13h 35m

C$ 817

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Sat 5/9

10:37 a.m.-4:24 p.m.

1 stop6h 47m

Austin Bergstrom

Tue 8/9

6:37 a.m.-5:16 p.m.

1 stop9h 39m

C$ 839
Cheapest one-way

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Tue 1/9

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

3 stops34h 39m

C$ 340

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 16 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$ 420). Flying from Ottawa to Austin in April is currently the most expensive (average of C$ 1,231). 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 above average for this route at the moment.

Ottawa to Austin flights typically cost between C$ 491 and C$ 598 in September.
The cheapest round-trip price found within the last 5 days was C$ 633 on American Airlines (3 Sep-10 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 4 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
450 reviews
Check prices

Boarding

8.2

Food

7.5

Comfort

8.0

Crew

8.6

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
450 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Boarding

8.2

Food

7.5

Comfort

8.0

Crew

8.6

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
United Airlines
7.4
Good
10,059 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Boarding

8.2

Food

7.5

Comfort

8.0

Crew

8.6

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,425 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Boarding

8.2

Food

7.5

Comfort

8.0

Crew

8.6

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

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$ 633, American Airlines can have you in Austin from Ottawa in 16h 10m. Ottawa and Austin are separated by a distance of 2546 km.

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

    According to our current data, Porter Airlines (C$ 261), Air Canada (C$ 388), and United Airlines (C$ 419) 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$ 420). Flying from Ottawa to Austin in April is currently the most expensive (average of C$ 1,231). 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 4 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 261AverageC$ 573FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 388AverageC$ 598FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 419AverageC$ 512FlexibilityNo 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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