HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$167+ Cheap flights from Greenville (GSP) to Ottawa (YOW)

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — YOW
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Greenville to Ottawa

Cheapest flights from Greenville to Ottawa
Explore the most affordable flight options available from Greenville to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:30 am
GSP
-
YOW
1 stop10h 37m
United Airlines
Sun 4/56:25 am
YOW
-
GSP
1 stop5h 29m
United Airlines
Deal found 3/9$402
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:42 pm
GSP
-
YOW
1 stop4h 12m
United Airlines
Wed 4/86:00 am
YOW
-
GSP
3 stops10h 54m
United Airlines
Deal found 3/10$424
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:20 pm
GSP
-
YOW
1 stop9h 38m
Multiple Airlines
Wed 4/89:30 am
YOW
-
GSP
1 stop23h 13m
Multiple Airlines
Deal found 3/11$439
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:43 pm
GSP
-
YOW
2 stops23h 52m
Multiple Airlines
Mon 5/47:00 am
YOW
-
GSP
1 stop9h 53m
Multiple Airlines
Deal found 3/12$450
This Kiwi.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/38:18 pm
GSP
-
YOW
2 stops20h 33m
Multiple Airlines
Wed 4/89:30 am
YOW
-
GSP
1 stop23h 13m
Multiple Airlines
Deal found 3/10$463
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:53 pm
GSP
-
YOW
1 stop4h 02m
United Airlines
Wed 4/86:00 am
YOW
-
GSP
3 stops10h 54m
United Airlines
Deal found 3/11$470
This Mytrip deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:42 pm
GSP
-
YOW
1 stop14h 21m
Air Canada
Mon 5/43:10 pm
YOW
-
GSP
1 stop7h 55m
Air Canada
Deal found 3/12$490
This Booking.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:53 pm
GSP
-
YOW
1 stop4h 02m
Air Canada
Wed 4/85:45 am
YOW
-
GSP
2 stops11h 09m
Air Canada
Deal found 3/11$498
This Air Canada deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:30 am
GSP
-
YOW
1 stop7h 23m
Air Canada
Wed 4/85:25 pm
YOW
-
GSP
1 stop16h 21m
Air Canada
Deal found 3/14$499

Find flight deals from Greenville to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Ottawa (YOW). 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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$402
(United Airlines)

One-way from

$167
(United Airlines)
Provider with most accurate pricing for Greenville-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Ottawa flights.
Search Deals
From Greenville to Ottawa
Search Deals
One-way flight from Greenville to Ottawa
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Ottawa 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 2,558,603 searches. Data last updated March 14, 2026.
Use the filters below to find and compare flights from Greenville to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/2

6:30 am-5:07 pm

1 stop10h 37m

Ottawa

Sun 4/5

6:25 am-11:54 am

1 stop5h 29m

$402

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Fri 4/3

7:42 pm-11:54 pm

1 stop4h 12m

Ottawa

Wed 4/8

6:00 am-4:54 pm

3 stops10h 54m

$424

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Fri 4/3

8:18 pm-4:51 pm

2 stops20h 33m

Ottawa

Wed 4/8

9:30 am-8:43 am

1 stop23h 13m

$463
Quickest round-trip

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/2

2:53 pm-6:55 pm

1 stop4h 02m

Ottawa

Wed 4/8

6:00 am-4:54 pm

3 stops10h 54m

$470

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/2

6:30 am-5:07 pm

1 stop10h 37m

Ottawa

Sun 4/5

6:25 am-11:54 am

1 stop5h 29m

$500

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Fri 4/3

6:30 am-1:53 pm

1 stop7h 23m

Ottawa

Wed 4/8

10:55 am-10:45 pm

2 stops11h 50m

$508

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/23

2:12 pm-12:41 am

2 stops10h 29m

Ottawa

Thu 4/30

4:20 pm-7:38 pm

1 stop27h 18m

$517
Cheapest one-way

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/23

10:33 am-11:54 pm

1 stop13h 21m

$167
Quickest one-way

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Wed 4/15

12:07 pm-4:38 pm

1 stop4h 31m

$172

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Tue 4/28

10:33 am-6:55 pm

1 stop8h 22m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 14 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Greenville-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Greenville to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Greenville 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 Greenville to Ottawa

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

Currently, May is the cheapest month in which you can book a flight from Greenville to Ottawa (average of $132). Flying from Greenville to Ottawa in February is currently the most expensive (average of $1,072). 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 Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated March 14, 2026.
Get a feel of what it's like to fly with United Airlines from Greenville to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,423 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,423 reviews
United Airlines
7.4
Good
9,423 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Greenville to Ottawa. 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 Greenville to Ottawa?

    For as low as $402, United Airlines can have you in Ottawa from Greenville in 10h 37m. The distance from Greenville to Ottawa is about 798 mi.

  • What is the cheapest airline to fly from Greenville to Ottawa round-trip?

    Our cheapest airline available from Greenville to Ottawa is United Airlines. Our recent data shows that you can find tickets from as low as $348 on this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Greenville to Ottawa 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 Greenville to Ottawa?

    Currently, May is the cheapest month in which you can book a flight from Greenville to Ottawa (average of $132). Flying from Greenville to Ottawa in February is currently the most expensive (average of $1,072). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Greenville to Ottawa

Discover the top airline that operate flights from Greenville to Ottawa. 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 2,558,603 searches. Data last updated March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$609FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.