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Cheap flights from Ottawa to O'ahu from C$ 421

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — HNL
4 May — 11 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to O'ahu

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to O'ahu
Explore the most affordable flight options available from Ottawa to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 April 2026.

Sat 9/510:00 a.m.
YOW
-
HNL
2 stops15h 59m
United Airlines
Sat 23/59:40 p.m.
HNL
-
YOW
2 stops17h 55m
United Airlines
Deal found 1/4C$ 894
Fri 1/51:20 p.m.
YOW
-
HNL
2 stops37h 35m
WestJet
Fri 8/59:55 p.m.
HNL
-
YOW
2 stops25h 40m
WestJet
Deal found 3/4C$ 931
Tue 28/46:25 a.m.
YOW
-
HNL
1 stop13h 17m
United Airlines
Wed 6/51:00 p.m.
HNL
-
YOW
2 stops15h 03m
United Airlines
Deal found 31/3C$ 947
Tue 9/66:55 a.m.
YOW
-
HNL
1 stop19h 35m
Air Canada
Tue 16/69:45 p.m.
HNL
-
YOW
2 stops13h 37m
Air Canada
Deal found 1/4C$ 964
Tue 28/45:45 a.m.
YOW
-
HNL
2 stops20h 41m
Air Canada
Wed 6/59:55 p.m.
HNL
-
YOW
1 stop21h 00m
Air Canada
Deal found 3/4C$ 970
Mon 11/56:25 a.m.
YOW
-
HNL
2 stops19h 44m
United Airlines
Wed 27/51:00 p.m.
HNL
-
YOW
2 stops15h 03m
United Airlines
Deal found 1/4C$ 971
Mon 27/47:30 p.m.
YOW
-
HNL
2 stops23h 40m
United Airlines
Mon 4/57:55 p.m.
HNL
-
YOW
2 stops17h 00m
United Airlines
Deal found 30/3C$ 972
Sat 9/55:05 a.m.
YOW
-
HNL
1 stop12h 26m
Air Canada
Wed 27/59:40 p.m.
HNL
-
YOW
2 stops17h 55m
Air Canada
Deal found 1/4C$ 977
Mon 11/55:25 p.m.
YOW
-
HNL
1 stop26h 17m
United Airlines
Sun 24/51:00 p.m.
HNL
-
YOW
2 stops15h 03m
United Airlines
Deal found 1/4C$ 986

Find flight deals from Ottawa to O'ahu

Keep the following information in mind while searching for Ottawa to O'ahu flight deals. Data was last updated 4 April 2026.

Round-trip from

C$ 724

One-way from

C$ 421

Popular in

April

Cheapest in

February

Average price

C$ 993
WestJet
  • WestJet
  • 4/9-16/9
  • 4 total stops
  • 36h 20m total
  • Ottawa to O'ahu
Search Deals
Porter Airlines
  • Porter Airlines
  • 18/5
  • 2 total stops
  • 17h 34m total
  • Ottawa to O'ahu
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to O'ahu 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 April 2026.
Use the filters below to find and compare flights from Ottawa to O'ahu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Tue 28/4

6:10 a.m.-4:30 p.m.

2 stops16h 20m

Honolulu

Wed 6/5

9:05 a.m.-9:11 a.m.

2 stops18h 06m

C$ 954

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Fri 17/4

6:00 a.m.-4:30 p.m.

2 stops16h 30m

Honolulu

Sun 19/4

7:40 p.m.-9:35 p.m.

2 stops19h 55m

C$ 995

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Tue 28/4

6:10 a.m.-4:30 p.m.

2 stops16h 20m

Honolulu

Fri 8/5

7:55 p.m.-5:07 p.m.

2 stops15h 12m

C$ 996
Quickest round-trip

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Mon 27/4

6:25 a.m.-1:42 p.m.

1 stop13h 17m

Honolulu

Mon 4/5

7:55 p.m.-4:38 p.m.

2 stops14h 43m

C$ 1,032
Cheapest one-way

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Mon 18/5

7:00 a.m.-6:34 p.m.

2 stops17h 34m

C$ 421

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Thu 14/5

7:20 a.m.-8:55 p.m.

2 stops43h 35m

C$ 482

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Mon 18/5

5:05 a.m.-8:50 p.m.

1 stop21h 45m

C$ 490

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Fri 17/4

10:00 a.m.-7:54 p.m.

2 stops15h 54m

C$ 497
Quickest one-way

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Tue 14/4

6:25 a.m.-1:42 p.m.

1 stop13h 17m

C$ 497

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Sat 16/5

12:25 p.m.-8:55 p.m.

3 stops38h 30m

C$ 592

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu 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 O'ahu

What is the cheapest month to book a flight from Ottawa to O'ahu?

Currently, May is the cheapest month in which you can book a flight from Ottawa to O'ahu (average of C$ 298). Flying from Ottawa to O'ahu in July is currently the most expensive (average of C$ 510). 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.

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. 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 O'ahu. Reviews last updated 4 April 2026.
See what other customers who have flown with United Airlines,WestJet, andAir Canada from Ottawa to O'ahu have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,541 reviews
Check prices

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,541 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,313 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,890 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

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

  • What airport do you fly from for flights from Ottawa to O'ahu?

    Ottawa (YOW) is the airport you will fly out of if you book a flight from Ottawa to O'ahu. It is only a 10.6 km journey to Ottawa (YOW) from Ottawa’s city centre.

  • How long is the flight from Ottawa to O'ahu?

    There are many flights that can get you from Ottawa to O'ahu in 16h 20m. Fly via United Airlines to get the fastest option. Ottawa and O'ahu are separated by a distance of 7746 km.

  • Can I find deals for flights from Ottawa to O'ahu that include hotel bookings?

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

  • How can I find direct flights from Ottawa to O'ahu?

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

  • Can I find deals for business class flights from Ottawa to O'ahu?

    Yes. Cheapflights offers flight deals from Ottawa to O'ahu 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 O'ahu?

    Currently, May is the cheapest month in which you can book a flight from Ottawa to O'ahu (average of C$ 298). Flying from Ottawa to O'ahu in July is currently the most expensive (average of C$ 510). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Ottawa to O'ahu

Discover the top 3 airlines that operate flights from Ottawa to O'ahu. 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 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 407AverageC$ 571FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 439AverageC$ 673FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 469AverageC$ 827FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ottawa to O'ahu?

Cheapflights makes it easy to find Ottawa to O'ahu flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to O'ahu?

Cheapflights helps you find that perfect flight to O'ahu from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ottawa to O'ahu with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to O'ahu, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ottawa to O'ahu become cheaper?

Yes! Start tracking prices for Ottawa to O'ahu flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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