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Lafayette

$98+ Cheap flights from Seattle (SEA) to Lafayette, IN, IN

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IND
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Lafayette are usually found in February or January, booked 65 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Seattle to Lafayette

Keep the following information in mind while searching for Seattle to Lafayette flight deals. Data was last updated July 29, 2025.

Round-trip from

$227
(Southwest)

One-way from

$98
(Delta)

Popular in

December

Cheapest in

February

Average price

$392
From Seattle/Tacoma Intl to Lafayette
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One-way flight from Seattle/Tacoma Intl to Lafayette
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Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seattle to Lafayette

Cheapest flights from Seattle to Lafayette
Explore the most affordable flight options available from Seattle to Lafayette. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:55 amSEA - IND
2 stops9h 10mSouthwest
Tue 10/216:50 amIND - SEA
2 stops12h 15mSouthwest
Deal found 7/29$227
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1311:15 pmSEA - IND
1 stop8h 59mDelta
Mon 10/208:04 pmIND - SEA
1 stop6h 53mDelta
Deal found 7/28$236
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:45 amSEA - IND
Nonstop4h 17mAlaska Airlines
Tue 10/286:56 pmIND - SEA
Nonstop4h 54mAlaska Airlines
Deal found 7/29$237
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:48 pmSEA - IND
1 stop13h 27mFrontier
Tue 8/198:00 amIND - SEA
1 stop18h 01mFrontier
Deal found 7/28$245
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:41 amSEA - IND
Nonstop4h 15mHawaiian Airlines
Sat 11/156:56 pmIND - SEA
Nonstop4h 54mHawaiian Airlines
Deal found 7/28$247
This United Airlines deal was found by Cheapflights users on 7/29. 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 10/2411:40 pmSEA - IND
1 stop8h 37mUnited Airlines
Sun 10/266:00 amIND - SEA
1 stop6h 53mUnited Airlines
Deal found 7/29$253
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2512:46 amSEA - IND
1 stop7h 58mAmerican Airlines
Tue 9/25:45 amIND - SEA
1 stop6h 34mAmerican Airlines
Deal found 7/27$255
This Sun Country Air deal was found by Cheapflights users on 7/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:37 amSEA - IND
1 stop27h 17mSun Country Air
Sun 11/309:02 pmIND - SEA
1 stop15h 19mSun Country Air
Deal found 7/28$345

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Lafayette 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 July 29, 2025.
Use the filters below to find and compare flights from Seattle to Lafayette that are best for you.

Fly from

Seattle

Fly to

Lafayette

Route

Depart

Return

Price

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Tue 10/14

6:55 am-7:05 pm

2 stops9h 10m

Indianapolis

Tue 10/21

6:50 am-4:05 pm

2 stops12h 15m

$227

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Mon 10/13

11:15 pm-11:14 am

1 stop8h 59m

Indianapolis

Mon 10/20

8:04 pm-11:57 pm

1 stop6h 53m

$236

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Wed 10/22

10:45 am-6:02 pm

Nonstop4h 17m

Indianapolis

Tue 10/28

6:56 pm-8:50 pm

Nonstop4h 54m

$237

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Sat 8/16

7:48 pm-12:15 pm

1 stop13h 27m

Indianapolis

Tue 8/19

8:00 am-11:01 pm

1 stop18h 01m

$245

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Fri 10/24

11:40 pm-11:17 am

1 stop8h 37m

Indianapolis

Sun 10/26

6:00 am-9:53 am

1 stop6h 53m

$253

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Mon 8/25

12:46 am-11:44 am

1 stop7h 58m

Indianapolis

Tue 9/2

5:45 am-9:19 am

1 stop6h 34m

$255

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Thu 8/28

9:55 pm-5:10 am

Nonstop4h 15m

Indianapolis

Tue 9/2

6:30 am-8:12 am

Nonstop4h 42m

$257

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Sat 8/23

6:25 am-3:40 pm

1 stop6h 15m

Indianapolis

Mon 8/25

6:30 am-8:12 am

Nonstop4h 42m

$347

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Fri 9/5

11:15 am-10:59 pm

1 stop8h 44m

$98

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Sat 8/23

6:25 am-3:40 pm

1 stop6h 15m

$113

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 17 results
1
2

Best time to book a flight from Seattle to Lafayette

Have a flexible travel schedule? Discover the best time to fly to Lafayette from Seattle 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 Seattle to Lafayette

How far ahead should I book a flight from Seattle to Lafayette?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Lafayette. Price data was last updated on July 25, 2025.

The price you pay for your flight from Seattle to Lafayette may vary depending on when you book. For the best chance of a lower fare, look to book 65 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Lafayette?

Currently, August is the cheapest month in which you can book a flight from Seattle to Lafayette (average of $297). Flying from Seattle to Lafayette in March is currently the most expensive (average of $361). 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.

What is the cheapest time of day to fly from SEA to L4F?

Find hourly flight availability from Seattle to Lafayette. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from Seattle to Lafayette, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Lafayette?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Lafayette. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Lafayette flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Lafayette

Explore weekly flight availability from Seattle to Lafayette. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2025.

The most flights from SEA to L4F are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Lafayette

Get insights into the airlines that provide service to Lafayette. 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 Lafayette. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Seattle to Lafayette to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Lafayette. 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 from for flights from Seattle to Lafayette?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Lafayette. On average, Seattle/Tacoma Intl has 4 outbound flights to Lafayette per day from 8 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How popular is this Seattle to Lafayette flight route?

    Flights from Seattle/Tacoma Intl to Lafayette have been viewed 9 times in the past calendar month.

  • What are the cheapest airlines to fly from Seattle to Lafayette one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $98. Users have also found prices from $113 and $120 on Frontier and Southwest, respectively.

  • What are the most reliable airlines from Seattle to Lafayette?

    No one likes to see their flight delayed. When booking a flight from Seattle to Lafayette consider choosing Alaska Airlines (69%), Finnair (67%) or American Airlines (65%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Lafayette?

    While on average a flight from Seattle to Lafayette is generally $367, our data shows the cheapest flight currently is $199. When looking at the most popular route, (Seattle/Tacoma Intl - Indianapolis), you can expect to pay $195 for that flight.

  • Can I find deals for flights from Seattle to Lafayette that include hotel bookings?

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

  • How can I find direct flights from Seattle to Lafayette?

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

  • Can I find deals for business class flights from Seattle to Lafayette?

    Yes. Cheapflights offers flight deals from Seattle to Lafayette 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 Seattle to Lafayette?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Lafayette (average of $297). Flying from Seattle to Lafayette in March is currently the most expensive (average of $361). 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

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Top 8 airlines flying from Seattle to Lafayette

Discover the top 8 airlines that operate flights from Seattle to Lafayette. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$98Average$172FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$176FlexibilityNo cancel feeOn-time62%
DeltaCheapest$159Average$443FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$197Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$546FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$234Average$344FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$247Average$342FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$256Average$415FlexibilityNo cancel feeOn-time75%

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