HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Kansas to Santa Rosa (STS) from $274

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ICT — STS
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from Kansas to Santa Rosa?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 100% on flights from Kansas to Santa Rosa compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $594. For sooner than that we have options available in the next 3 days from $632.

What is the cheapest month to fly from Kansas to Santa Rosa?

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, January can be a great choice for travel to Santa Rosa. Flights to Santa Rosa from Kansas in January are about $476 on average during January, but can be found for as low as $276.

What is the cheapest time of day to fly from KS to STS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kansas to Santa Rosa as you normally would.

Cheap American Airlines flights from Kansas to Santa Rosa

Explore cheap flight options specifically provided by American Airlines for the route between Kansas and Santa Rosa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Check out some of the cheapest American Airlines flights we've come across from Kansas to Santa Rosa. Make sure to check back often as deals are often changing.
Wed 6/265:25 amMCI - STS
1 stop8h 28mAmerican Airlines
Wed 7/34:15 pmSTS - MCI
1 stop5h 29mAmerican Airlines
Deal found 5/29$438
Fri 7/55:48 amMCI - STS
2 stops11h 53mAmerican Airlines
Wed 7/104:14 pmSTS - MCI
1 stop5h 36mAmerican Airlines
Deal found 5/29$443
Mon 8/55:38 amMCI - STS
1 stop8h 10mAmerican Airlines
Fri 8/94:15 pmSTS - MCI
1 stop5h 40mAmerican Airlines
Deal found 5/29$508
Mon 8/55:38 amMCI - STS
1 stop8h 10mAmerican Airlines
Fri 8/94:15 pmSTS - MCI
2 stops15h 32mAmerican Airlines
Deal found 5/29$512
Wed 6/267:21 amMCI - STS
1 stop6h 32mAmerican Airlines
Sun 6/304:14 pmSTS - MCI
1 stop5h 30mAmerican Airlines
Deal found 5/30$568
Fri 7/57:13 amMCI - STS
2 stops10h 28mAmerican Airlines
Wed 7/104:14 pmSTS - MCI
2 stops16h 35mAmerican Airlines
Deal found 5/29$589
Sat 6/295:57 pmMCI - STS
1 stop19h 56mAmerican Airlines
Fri 7/56:00 amSTS - MCI
1 stop7h 28mAmerican Airlines
Deal found 5/29$609
Wed 6/265:48 amMCI - STS
2 stops11h 55mAmerican Airlines
Wed 7/34:15 pmSTS - MCI
1 stop5h 29mAmerican Airlines
Deal found 5/29$623
Sat 7/67:22 amMCI - STS
1 stop6h 26mAmerican Airlines
Thu 7/114:11 pmSTS - MCI
2 stops15h 03mAmerican Airlines
Deal found 5/29$664

Cheap Alaska Airlines flights from Kansas to Santa Rosa

Explore cheap flight options specifically provided by Alaska Airlines for the route between Kansas and Santa Rosa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a gander at the lowest prices we've found on Alaska Airlines flights from Kansas to Santa Rosa. Check back soon if you're not seeing flights that suit your needs.
Wed 7/36:00 amMCI - STS
1 stop9h 50mAlaska Airlines
Wed 7/102:44 pmSTS - MCI
1 stop7h 15mAlaska Airlines
Deal found 5/29$605
Wed 7/37:59 pmMCI - STS
2 stops16h 42mAlaska Airlines
Wed 7/102:44 pmSTS - MCI
1 stop7h 15mAlaska Airlines
Deal found 5/29$610
Thu 7/44:16 pmMCI - STS
1 stop28h 05mAlaska Airlines
Wed 7/102:44 pmSTS - MCI
1 stop7h 15mAlaska Airlines
Deal found 5/29$615
Thu 7/46:00 amMCI - STS
2 stops18h 09mAlaska Airlines
Wed 7/102:44 pmSTS - MCI
1 stop7h 15mAlaska Airlines
Deal found 5/29$620
Sat 7/66:00 amMCI - STS
1 stop9h 50mAlaska Airlines
Wed 7/1010:21 amSTS - MCI
2 stops11h 38mAlaska Airlines
Deal found 5/29$637
Wed 7/37:59 pmMCI - STS
2 stops16h 42mAlaska Airlines
Wed 7/1010:21 amSTS - MCI
2 stops11h 38mAlaska Airlines
Deal found 5/29$642
Thu 7/46:00 amMCI - STS
2 stops18h 09mAlaska Airlines
Wed 7/1010:21 amSTS - MCI
2 stops11h 38mAlaska Airlines
Deal found 5/29$652
Sun 7/77:59 pmMCI - STS
1 stop19h 51mAlaska Airlines
Wed 7/102:44 pmSTS - MCI
1 stop7h 15mAlaska Airlines
Deal found 5/29$685
Wed 6/266:00 amMCI - STS
2 stops14h 00mAlaska Airlines
Wed 7/37:54 pmSTS - MCI
2 stops26h 05mAlaska Airlines
Deal found 5/29$698

Cheap Kansas to Santa Rosa flights in May & June 2024

Find cheap flight options from Kansas to Santa Rosa specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
The lowest fares we've come across on flights traveling from Kansas to Santa Rosa in May and June 2024. Check back in a little while for more flight options.
Sun 6/168:55 pmMCI - STS
2 stops23h 00mMultiple Airlines
Fri 6/2110:55 amSTS - MCI
2 stops17h 14mMultiple Airlines
Deal found 5/29$397
Sun 6/168:55 pmMCI - STS
2 stops23h 00mMultiple Airlines
Fri 6/217:45 amSTS - MCI
1 stop6h 47mMultiple Airlines
Deal found 5/29$408
Wed 6/265:25 amMCI - STS
1 stop8h 28mAmerican Airlines
Wed 7/34:15 pmSTS - MCI
1 stop5h 29mAmerican Airlines
Deal found 5/29$438
Sun 6/166:30 pmMCI - STS
3 stops26h 45mMultiple Airlines
Fri 6/2110:55 amSTS - MCI
3 stops27h 00mMultiple Airlines
Deal found 5/29$439
Wed 6/269:39 amMCI - STS
3 stops38h 11mMultiple Airlines
Sun 6/3011:05 amSTS - MCI
2 stops28h 28mMultiple Airlines
Deal found 5/30$447
Sun 6/166:59 amMCI - STS
1 stop16h 21mMultiple Airlines
Fri 6/217:45 amSTS - MCI
1 stop6h 47mMultiple Airlines
Deal found 5/29$449
Wed 6/269:39 amMCI - STS
3 stops38h 11mMultiple Airlines
Sun 6/3011:05 amSTS - MCI
3 stops28h 28mMultiple Airlines
Deal found 5/30$461
Sat 6/294:45 pmMCI - STS
3 stops31h 05mMultiple Airlines
Fri 7/510:55 amSTS - MCI
2 stops17h 14mMultiple Airlines
Deal found 5/29$501
Sat 6/294:45 pmMCI - STS
3 stops31h 05mMultiple Airlines
Fri 7/510:55 amSTS - MCI
3 stops27h 00mMultiple Airlines
Deal found 5/29$518

Kansas to Santa Rosa 2024 flight deals

Discover exclusive flight deals for travel between Kansas and Santa Rosa in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
The lowest fares we've come across on flights traveling from Kansas to Santa Rosa in May and June 2024. Check back in a little while for more flight options.
Sun 6/168:55 pmMCI - STS
2 stops23h 00mMultiple Airlines
Fri 6/2110:55 amSTS - MCI
2 stops17h 14mMultiple Airlines
Deal found 5/29$397
Sun 6/168:55 pmMCI - STS
2 stops23h 00mMultiple Airlines
Fri 6/217:45 amSTS - MCI
1 stop6h 47mMultiple Airlines
Deal found 5/29$408
Wed 6/265:25 amMCI - STS
1 stop8h 28mAmerican Airlines
Wed 7/34:15 pmSTS - MCI
1 stop5h 29mAmerican Airlines
Deal found 5/29$438
Sun 6/166:30 pmMCI - STS
3 stops26h 45mMultiple Airlines
Fri 6/2110:55 amSTS - MCI
3 stops27h 00mMultiple Airlines
Deal found 5/29$439
Fri 7/55:48 amMCI - STS
2 stops11h 53mAmerican Airlines
Wed 7/104:14 pmSTS - MCI
1 stop5h 36mAmerican Airlines
Deal found 5/29$443
Wed 6/269:39 amMCI - STS
3 stops38h 11mMultiple Airlines
Sun 6/3011:05 amSTS - MCI
2 stops28h 28mMultiple Airlines
Deal found 5/30$447
Sun 6/166:59 amMCI - STS
1 stop16h 21mMultiple Airlines
Fri 6/217:45 amSTS - MCI
1 stop6h 47mMultiple Airlines
Deal found 5/29$449
Wed 6/269:39 amMCI - STS
3 stops38h 11mMultiple Airlines
Sun 6/3011:05 amSTS - MCI
3 stops28h 28mMultiple Airlines
Deal found 5/30$461
Sat 6/294:45 pmMCI - STS
3 stops31h 05mMultiple Airlines
Fri 7/510:55 amSTS - MCI
2 stops17h 14mMultiple Airlines
Deal found 5/29$501

One-way flights to Santa Rosa from Kansas

Search for one-way flight options from Kansas to Santa Rosa. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the best available options we've come across on one-way flights from Kansas to Santa Rosa. Users needing a return flight from Kansas to Santa Rosa should utilize the search form above.
Thu 11/76:14 amICT - STS
1 stop8h 23mAmerican Airlines
Deal found 5/30$274
Thu 11/71:29 pmICT - STS
2 stops10h 33mAlaska Airlines
Deal found 5/30$291

Find flights from Kansas to Santa Rosa within your budget

Customize your flight search to find flights from Kansas to Santa Rosa 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$397 - $605

Route

Depart

Return

Price

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Sun 6/16

2 stops23h 00m

Santa Rosa Sonoma County

Fri 6/21

2 stops17h 14m

$397

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Sun 6/16

2 stops23h 00m

Santa Rosa Sonoma County

Fri 6/21

1 stop6h 47m

$408

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Wed 6/26

1 stop8h 28m

Santa Rosa Sonoma County

Wed 7/3

1 stop5h 29m

$438

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Sun 6/16

3 stops26h 45m

Santa Rosa Sonoma County

Fri 6/21

3 stops27h 00m

$439

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Fri 7/5

2 stops11h 53m

Santa Rosa Sonoma County

Wed 7/10

1 stop5h 36m

$443

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Wed 6/26

3 stops38h 11m

Santa Rosa Sonoma County

Sun 6/30

2 stops28h 28m

$447

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Sun 6/16

1 stop16h 21m

Santa Rosa Sonoma County

Fri 6/21

1 stop6h 47m

$449

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Mon 8/5

1 stop8h 10m

Santa Rosa Sonoma County

Fri 8/9

1 stop5h 40m

$508

Kansas CitySanta Rosa Sonoma County

MCI - STS

MCISTS

Kansas City

Wed 7/3

1 stop9h 50m

Santa Rosa Sonoma County

Wed 7/10

1 stop7h 15m

$605

Flights are sorted by cheapest first

Deals found on 5/29

No data available for this route at this time. Please check back soon.

Best time to book a flight from Kansas to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Kansas 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.

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated May 30, 2024.
Read reviews from past customers who have flown American Airlines and Alaska Airlines from Kansas to Santa Rosa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,192 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,284 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Kansas to Santa Rosa. 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 into for flights to Santa Rosa from Kansas?

    If you book a flight to Santa Rosa from Kansas, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.

  • Can I find flights from Kansas to Santa Rosa for under $400 on Cheapflights?

    Yes, there are multiple flights from Kansas to Santa Rosa for under $400. The cheapest flight booked recently is on Multiple Airlines for just $397, but on average you can expect to pay $508.

  • What are the most popular routes from Kansas to Santa Rosa?

    The most popular route from Kansas to Santa Rosa is Kansas City - Santa Rosa Sonoma County. You may also consider Wichita Eisenhower National - Santa Rosa Sonoma County or Liberal - Santa Rosa Sonoma County.

  • What does ICT to STS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Wichita Eisenhower National Airport to Santa Rosa Sonoma County Airport flight would often be abbreviated as a ICT to STS flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Manhattan Airport (MHK), Garden City Mnpl Airport (GCK), Salina Airport (SLN), Hays Airport (HYS), Dodge City Municipal Airport (DDC).

  • Can I find deals for flights from Kansas to Santa Rosa that include extra baggage allowance?

    The amount of baggage you can bring on your Kansas to Santa Rosa flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Kansas to Santa Rosa with specific airlines?

    Yes, Cheapflights allows you to browse and filter Kansas to Santa Rosa flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Kansas to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Kansas to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas to Santa Rosa?

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

  • Can I find deals for business class flights from Kansas to Santa Rosa?

    Yes. Cheapflights offers flight deals from Kansas to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Kansas to Santa Rosa that allow pets onboard?

    Many airlines flying from Kansas to Santa Rosa offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Kansas to Santa Rosa?

    Yes, you can often find last-minute deals on Kansas to Santa Rosa flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Kansas to Santa Rosa flight deals updated?

    The Kansas to Santa Rosa flight deals you see on this page were last updated on 5/30.

  • What is the cheapest month to book a flight from Kansas to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Kansas to Santa Rosa (average of $213). Flying from Kansas to Santa Rosa in June is currently the most expensive (average of $408). 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

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

Alternative routes for Kansas to Santa Rosa
See prices for flight routes from nearby airports that may be better suited for you.

Newark to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to San Francisco flights
Dallas/Fort Worth to Los Angeles flights
John F Kennedy Intl to Los Angeles flights
Seattle to Los Angeles flights
O'Hare Intl to Las Vegas flights
Newark to San Francisco flights
Seattle to Las Vegas flights
LaGuardia to Las Vegas flights
Los Angeles to Las Vegas flights
Boston to Los Angeles flights
Atlanta to Las Vegas flights
Boston to Las Vegas flights
LaGuardia to Los Angeles flights
San Francisco to Los Angeles flights
Reagan-National to Los Angeles flights
Philadelphia to Las Vegas flights
O'Hare Intl to Los Angeles flights
San Francisco to Las Vegas flights
Los Angeles to San Francisco flights
Oakland to Los Angeles flights
Atlanta to Los Angeles flights
Dulles Intl to Las Vegas flights
LaGuardia to San Francisco flights
Seattle to San Diego flights
Dulles Intl to Los Angeles flights
Baltimore to Las Vegas flights
Newark to Burbank flights
Dallas/Fort Worth to San Francisco flights
Denver to Las Vegas flights
Reagan-National to Las Vegas flights
Burbank to Las Vegas flights
Fort Lauderdale to Las Vegas flights
John F Kennedy Intl to Ontario flights
Los Angeles to Oakland flights
Miami to Los Angeles flights
Baltimore to Los Angeles flights
Love Field to Las Vegas flights
Fort Lauderdale to Los Angeles flights
Hobby to Las Vegas flights
Dulles Intl to San Francisco flights
Orlando to Las Vegas flights
Seattle to San Francisco flights
Santa Ana to Las Vegas flights
Minneapolis to Las Vegas flights
Hobby to Los Angeles flights
Tampa to Las Vegas flights

Top airline flying from Kansas to Santa Rosa

Discover the top airline that operate flights from Kansas to Santa Rosa. 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$433Average$568FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
New York to Mumbai flights
Phoenix to Houston flights
Baltimore to Boston flights
USA to Ghana flights
San Diego to San Francisco flights
Houston to Denver flights
Baltimore to Las Vegas flights
USA to Bangkok flights
Denver to Dallas flights
Atlanta to Jamaica flights
Miami to Madrid flights
Kansas to Saint Thomas Island flights

Search flights from Kansas to Santa Rosa by cabin class

Find flights from Kansas to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kansas to Santa Rosa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Santa Rosa from Kansas today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Kansas to Santa Rosa?

Cheapflights helps you find that perfect flight to Santa Rosa from Kansas 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 Kansas to Santa Rosa with no change fees?

Yes! Cheapflights helps users easily find flights from Kansas to Santa Rosa with no change fees.

Can Cheapflights notify me if prices for flights from Kansas to Santa Rosa become cheaper?

Not ready to book yet? You can track prices for flights from Kansas to Santa Rosa on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.
View all available airlines