$678+ Cheap flights from Sioux City to Lexington (SUX - LEX)
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — LEX
Nov 3 — Nov 101
Round-trip
1 adult, Economy
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Find cheap flights from Sioux City to Lexington 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 Sioux City to Lexington
Cheapest
Best
Last-minute
Cheapest flights from Sioux City to LexingtonExplore the most affordable flight options available from Sioux City to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
Explore the most affordable flight options available from Sioux City to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sat 10/316:45 pm -
1 stop27h 51m
Sat 11/71:50 pm -
1 stop5h 20m
Deal found 9/30![United Airlines logo]()
$678
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/156:58 pm -
1 stop26h 11m
Mon 10/1910:11 am -
1 stop8h 42m
Deal found 9/30![United Airlines logo]()
$836
Best flights from Sioux City to LexingtonDiscover carefully curated flight deals from Sioux City to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Sioux City to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sat 10/316:45 pm -
2 stops24h 25m
Sat 11/79:00 am -
2 stops15h 43m
Deal found 9/30![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/156:58 pm -
1 stop26h 11m
Mon 10/1910:11 am -
1 stop8h 42m
Deal found 9/30![United Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 10/4. 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 10/196:58 pm -
1 stop26h 11m
Fri 10/236:05 pm -
2 stops30h 38m
Deal found 10/4![United Airlines logo]()
$1,013
Last-minute flights from Sioux City to LexingtonDiscover last-minute flight deals from Sioux City to Lexington. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Lexington. Data last updated October 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/156:58 pm -
1 stop26h 11m
Mon 10/1910:11 am -
1 stop8h 42m
Deal found 9/30![United Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sat 10/316:45 pm -
1 stop27h 51m
Sat 11/71:50 pm -
1 stop5h 20m
Deal found 9/30![United Airlines logo]()
$678
Find flight deals from Sioux City to Lexington
Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Lexington (LEX). 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 October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $678 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux City to Lexington 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 October 4, 2026.
Use the filters below to find and compare flights from Sioux City to Lexington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux CityLexington
SUX Sioux City Sioux Gateway - LEX Lexington Blue Grass
SUXLEX
Sioux City Sioux Gateway
Sat 10/31
6:45 pm-8:10 pm
2 stops24h 25m
Lexington Blue Grass
Sat 11/7
9:00 am-11:43 pm
2 stops15h 43m
$767
Quickest round-trip
Sioux CityLexington
SUX Sioux City Sioux Gateway - LEX Lexington Blue Grass
SUXLEX
Sioux City Sioux Gateway
Thu 10/15
6:58 pm-10:09 pm
1 stop26h 11m
Lexington Blue Grass
Mon 10/19
10:11 am-5:53 pm
1 stop8h 42m
$836
Sioux CityLexington
SUX Sioux City Sioux Gateway - LEX Lexington Blue Grass
SUXLEX
Sioux City Sioux Gateway
Mon 10/19
6:58 pm-10:09 pm
1 stop26h 11m
Lexington Blue Grass
Fri 10/23
6:05 pm-11:43 pm
2 stops30h 38m
$1,013
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Sioux City-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux City-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux City-Lexington flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux City-Lexington 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 Sioux City-Lexington 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 Sioux City to Lexington
Have a flexible travel schedule? Discover the best time to fly to Lexington from Sioux City with our price prediction graph.
SUX-LEX
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.
Related info for your journey
Find useful and relevant information for your journey from Sioux City to Lexington. 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 Lexington?
Book flights to Lexington if you plan to visit one of these locationsSomerset
Richmond
Danville
Berea
Frankfort
Georgetown
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