HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$381+ Cheap flights from Greenville (GSP) to Ottawa (YOW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — YOW
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 2/196:12 am
GSP
-
YOW
1 stop7h 22m
United Airlines
Mon 2/235:48 pm
YOW
-
GSP
1 stop6h 11m
United Airlines
Deal found 1/27$381
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/306:36 am
GSP
-
YOW
1 stop7h 23m
United Airlines
Sun 5/37:37 pm
YOW
-
GSP
1 stop14h 21m
United Airlines
Deal found 1/26$399
This Air Canada deal was found by Cheapflights users on 1/26. 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.
Thu 3/126:30 am
GSP
-
YOW
1 stop14h 48m
Air Canada
Mon 3/165:55 pm
YOW
-
GSP
1 stop6h 04m
Air Canada
Deal found 1/26$456
This Air Canada deal was found by Cheapflights users on 1/27. 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.
Thu 2/196:12 am
GSP
-
YOW
2 stops10h 11m
Air Canada
Mon 2/233:15 pm
YOW
-
GSP
1 stop8h 44m
Air Canada
Deal found 1/27$465
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/266:30 am
GSP
-
YOW
1 stop14h 48m
United Airlines
Mon 3/22:05 pm
YOW
-
GSP
2 stops19h 56m
United Airlines
Deal found 1/27$470
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/510:00 am
GSP
-
YOW
2 stops7h 18m
United Airlines
Mon 3/92:05 pm
YOW
-
GSP
2 stops9h 54m
United Airlines
Deal found 1/26$483
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/126:15 am
GSP
-
YOW
2 stops11h 03m
United Airlines
Mon 3/165:55 pm
YOW
-
GSP
1 stop6h 04m
United Airlines
Deal found 1/26$494
This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:07 am
GSP
-
YOW
2 stops9h 41m
American Airlines
Mon 3/166:45 am
YOW
-
GSP
2 stops15h 20m
American Airlines
Deal found 1/26$509
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:51 am
GSP
-
YOW
2 stops10h 44m
Delta
Sun 5/35:55 am
YOW
-
GSP
2 stops14h 06m
Delta
Deal found 1/26$532
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/511:49 am
GSP
-
YOW
1 stop4h 41m
United Airlines
Sun 2/86:00 am
YOW
-
GSP
1 stop5h 08m
United Airlines
Deal found 1/28$553

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$381
(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

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 January 29, 2026.
Use the filters below to find and compare flights from Greenville to Ottawa that are best for you.

Fly from

Greenville

Fly to

Ottawa

Route

Depart

Return

Price

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 2/19

6:12 am-1:34 pm

1 stop7h 22m

Ottawa

Mon 2/23

5:48 pm-11:59 pm

1 stop6h 11m

$381

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 3/5

6:30 am-5:12 pm

1 stop10h 42m

Ottawa

Mon 3/9

5:55 pm-11:59 pm

1 stop6h 04m

$381

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 2/26

6:12 am-1:34 pm

1 stop7h 22m

Ottawa

Mon 3/2

5:48 pm-11:59 pm

1 stop6h 11m

$381

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 4/30

6:36 am-1:59 pm

1 stop7h 23m

Ottawa

Sun 5/3

7:37 pm-9:58 am

1 stop14h 21m

$399

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 3/12

6:30 am-9:18 pm

1 stop14h 48m

Ottawa

Mon 3/16

5:55 pm-11:59 pm

1 stop6h 04m

$456

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 2/19

6:12 am-4:23 pm

2 stops10h 11m

Ottawa

Mon 2/23

3:15 pm-11:59 pm

1 stop8h 44m

$465

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 3/5

6:15 am-3:23 pm

2 stops9h 08m

Ottawa

Mon 3/9

10:20 am-11:59 pm

2 stops13h 39m

$483

GreenvilleOttawa

GSP - YOW

GSPYOW

Greenville

Thu 3/12

6:15 am-5:18 pm

2 stops11h 03m

Ottawa

Mon 3/16

5:55 pm-11:59 pm

1 stop6h 04m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • 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 $111). Flying from Greenville to Ottawa in January is currently the most expensive (average of $494). 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 January 29, 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
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

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
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

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 $381, United Airlines can have you in Ottawa from Greenville in 7h 22m. The distance from Greenville to Ottawa is about 798 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $111). Flying from Greenville to Ottawa in January is currently the most expensive (average of $494). 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.

Alternative routes for Greenville to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Pearson Intl flights
Charlotte to Pierre Elliott Trudeau Intl flights
Charlotte to Toronto Island flights
Charleston to Pearson Intl flights
Greenville to Pierre Elliott Trudeau Intl flights
Charleston to Pierre Elliott Trudeau Intl flights
Savannah to Pearson Intl flights
Charleston to Toronto Island flights
Greenville to Pearson Intl flights
Charlotte to Ottawa flights
Myrtle Beach to Pearson Intl flights
Columbia to Pearson Intl flights
Savannah to Pierre Elliott Trudeau Intl flights
Hilton Head Island to Pearson Intl flights
Myrtle Beach to Pierre Elliott Trudeau Intl flights
Myrtle Beach to Ottawa flights
Augusta to Pearson Intl flights
Charlotte to Sudbury flights
Charlotte to London flights
Florence to Pearson Intl flights
Charlotte to North Bay flights
Charlotte to Thunder Bay flights
Charlotte to Windsor flights
Augusta to Pierre Elliott Trudeau Intl flights
Florence to Pierre Elliott Trudeau Intl flights
Hilton Head Island to Pierre Elliott Trudeau Intl flights
Myrtle Beach to London flights

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 January 29, 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.