$630+ Cheap flights from Lexington (LEX) 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — YOW
Sep 26 — Oct 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Lexington 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 Lexington to Ottawa
Cheapest
Best
Last-minute
Cheapest flights from Lexington to OttawaExplore the most affordable flight options available from Lexington to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from Lexington to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 12/98:45 am -
1 stop5h 24m
Sat 12/124:36 pm -
1 stop7h 08m
Deal found 8/26![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/227:00 am -
1 stop10h 16m
Tue 9/296:00 am -
3 stops14h 28m
Deal found 8/25![United Airlines logo]()
$641
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 12/298:30 am -
1 stop5h 39m
Tue 12/294:42 pm -
1 stop7h 17m
Deal found 8/25![United Airlines logo]()
$676
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Sun 11/227:10 am -
1 stop6h 59m
Sun 11/224:46 pm -
1 stop7h 08m
Deal found 8/25![United Airlines logo]()
$686
This Air Canada deal was found by Cheapflights users on 8/25. 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.
Tue 9/221:58 pm -
2 stops8h 12m
Tue 9/296:25 am -
1 stop14h 03m
Deal found 8/25![Air Canada logo]()
$712
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Mon 12/288:30 am -
1 stop5h 39m
Sun 1/104:36 pm -
1 stop7h 16m
Deal found 8/25![United Airlines logo]()
$734
Best flights from Lexington to OttawaDiscover carefully curated flight deals from Lexington to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Lexington to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 12/98:45 am -
1 stop5h 24m
Sat 12/124:36 pm -
1 stop7h 08m
Deal found 8/26![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Mon 12/288:30 am -
1 stop5h 39m
Sun 1/104:36 pm -
1 stop7h 16m
Deal found 8/25![United Airlines logo]()
$734
Last-minute flights from Lexington to OttawaDiscover last-minute flight deals from Lexington to Ottawa. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Lexington to Ottawa. Data last updated August 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/227:00 am -
1 stop6h 59m
Tue 9/2910:37 am -
1 stop9h 51m
Deal found 8/25![United Airlines logo]()
$630
This Air Canada deal was found by Cheapflights users on 8/25. 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.
Tue 9/221:58 pm -
2 stops8h 12m
Tue 9/296:25 am -
1 stop14h 03m
Deal found 8/25![Air Canada logo]()
$712
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/227:18 pm -
3 stops19h 37m
Tue 9/297:00 am -
3 stops15h 59m
Deal found 8/25![American Airlines logo]()
$999
Find flight deals from Lexington to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) 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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $630 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Lexington 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 7,457,451 searches. Data last updated August 27, 2026.
Use the filters below to find and compare flights from Lexington to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LexingtonOttawa
LEX Lexington Blue Grass - YOW Ottawa
LEXYOW
Lexington Blue Grass
Wed 12/9
8:45 am-2:09 pm
1 stop5h 24m
Ottawa
Sat 12/12
4:36 pm-11:44 pm
1 stop7h 08m
$630
LexingtonOttawa
LEX Lexington Blue Grass - YOW Ottawa
LEXYOW
Lexington Blue Grass
Mon 12/28
8:30 am-2:09 pm
1 stop5h 39m
Ottawa
Sun 1/10
4:36 pm-11:52 pm
1 stop7h 16m
$734
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Lexington-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Lexington-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 Lexington-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 Lexington to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from Lexington with our price prediction graph.
LEX-YOW
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.
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 August 27, 2026.
Read reviews from past customers who have flown United Airlines from Lexington to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Food
6.7
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Entertainment
7.1
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Food
6.7
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Related info for your journey
Find useful and relevant information for your journey from Lexington to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Lexington
Ottawa flight routes
Popular flights
Alternative routes for Lexington to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Lexington to Ottawa by cabin class
Find flights from Lexington to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Lexington and Ottawa flights
Browse other Lexington and Ottawa flight options. Last updated on August 27, 2026.
Other flights from Lexington
Browse through other flights departing from Lexington. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Lexington to Ottawa
Discover the top airline that operate flights from Lexington 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 7,457,451 searches. Data last updated August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$688 | Average$774 | FlexibilityNo cancel fee | On-time69% |