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$117+ Cheap flights from Madison to Seattle (MSN - SEA)

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — SEA
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Madison Truax Field to Seattle/Tacoma Intl are usually found in January or October, booked 64 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Madison to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) to Seattle (SEA). 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 13, 2025.

Round-trip from

$251
(Delta)

One-way from

$117
(Priceline)

Popular in

June

Cheapest in

January

Average price

$464
From Madison Truax Field to Seattle/Tacoma Intl
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One-way flight from Madison Truax Field to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 9% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Madison to Seattle

Cheapest flights from Madison to Seattle
Explore the most affordable flight options available from Madison to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Delta deal was found by Cheapflights users on 8/12. 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.
Sat 9/202:44 pmMSN - SEA
1 stop7h 31mDelta
Wed 9/2411:40 pmSEA - MSN
1 stop6h 51mDelta
Deal found 8/12$251
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/235:43 pmMSN - SEA
1 stop6h 37mUnited Airlines
Wed 9/2411:11 amSEA - MSN
2 stops9h 12mUnited Airlines
Deal found 8/12$256
This Delta deal was found by Cheapflights users on 8/11. 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.
Fri 11/75:48 pmMSN - SEA
Nonstop4h 22mDelta
Tue 11/119:30 amSEA - MSN
1 stop5h 38mDelta
Deal found 8/11$260
This Delta deal was found by Cheapflights users on 8/12. 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.
Sat 9/202:44 pmMSN - SEA
1 stop7h 31mDelta
Mon 10/611:55 pmSEA - MSN
1 stop6h 42mDelta
Deal found 8/12$270
This Priceline deal was found by Cheapflights users on 8/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:56 pmMSN - SEA
1 stop6h 35mFrontier
Sun 11/96:00 amSEA - MSN
1 stop10h 56mFrontier
Deal found 8/10$272
This Delta deal was found by Cheapflights users on 8/12. 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.
Sun 9/215:26 pmMSN - SEA
1 stop8h 17mDelta
Tue 9/2311:40 pmSEA - MSN
1 stop6h 51mDelta
Deal found 8/12$273
This Priceline deal was found by Cheapflights users on 8/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:59 pmMSN - SEA
1 stop6h 35mFrontier
Mon 8/256:17 amSEA - MSN
1 stop9h 47mFrontier
Deal found 8/11$286
This Delta deal was found by Cheapflights users on 8/12. 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.
Fri 9/195:26 pmMSN - SEA
1 stop8h 17mDelta
Mon 9/2911:40 pmSEA - MSN
1 stop6h 51mDelta
Deal found 8/12$289
This Priceline deal was found by Cheapflights users on 8/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:59 pmMSN - SEA
1 stop6h 31mFrontier
Sun 9/76:12 amSEA - MSN
1 stop11h 02mFrontier
Deal found 8/11$290
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 10/116:45 amMSN - SEA
1 stop8h 05mAmerican Airlines
Mon 10/1312:34 amSEA - MSN
1 stop8h 53mAmerican Airlines
Deal found 8/10$291
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/2110:51 amMSN - SEA
1 stop6h 41mUnited Airlines
Fri 9/2611:40 pmSEA - MSN
1 stop8h 15mUnited Airlines
Deal found 8/12$295
This Priceline deal was found by Cheapflights users on 8/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:59 pmMSN - SEA
1 stop6h 31mFrontier
Fri 9/196:12 amSEA - MSN
1 stop11h 02mFrontier
Deal found 8/11$297

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madison to Seattle 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 August 13, 2025.
Use the filters below to find and compare flights from Madison to Seattle that are best for you.

Fly from

Madison

Fly to

Seattle

Route

Depart

Return

Price

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Tue 9/23

6:00 am-10:45 am

1 stop6h 45m

Seattle/Tacoma Intl

Tue 9/23

11:40 pm-8:31 am

1 stop6h 51m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Sat 11/8

10:58 am-8:59 pm

1 stop12h 01m

Seattle/Tacoma Intl

Tue 11/11

12:59 am-10:22 am

1 stop7h 23m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Tue 9/30

2:47 pm-8:16 pm

1 stop7h 29m

Seattle/Tacoma Intl

Sat 10/4

6:00 am-4:13 pm

1 stop8h 13m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Wed 9/24

12:50 pm-10:29 pm

1 stop11h 39m

Seattle/Tacoma Intl

Sat 9/27

5:26 am-4:52 pm

1 stop9h 26m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Tue 9/23

2:47 pm-8:16 pm

1 stop7h 29m

Seattle/Tacoma Intl

Wed 9/24

11:40 pm-8:31 am

1 stop6h 51m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Sat 9/20

2:44 pm-8:15 pm

1 stop7h 31m

Seattle/Tacoma Intl

Tue 9/23

11:40 pm-8:31 am

1 stop6h 51m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Tue 9/9

6:05 am-12:25 pm

1 stop8h 20m

Seattle/Tacoma Intl

Tue 9/16

11:40 pm-8:31 am

1 stop6h 51m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Tue 9/30

2:47 pm-8:16 pm

1 stop7h 29m

Seattle/Tacoma Intl

Tue 10/7

6:00 am-2:02 pm

1 stop6h 02m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Sat 9/20

2:44 pm-8:15 pm

1 stop7h 31m

Seattle/Tacoma Intl

Wed 9/24

11:40 pm-8:31 am

1 stop6h 51m

$251

MadisonSeattle

MSN - SEA

MSNSEA

Madison Truax Field

Sat 9/27

4:54 pm-10:16 pm

1 stop7h 22m

Seattle/Tacoma Intl

Sat 10/4

6:00 am-2:03 pm

1 stop6h 03m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 18 results
1
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Best time to book a flight from Madison to Seattle

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

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

Use this chart to determine the optimal time to book a round-trip flight from Madison to Seattle. Price data was last updated on August 8, 2025.

The price you pay for your flight from Madison to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 64 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 Madison to Seattle?

Currently, January is the cheapest month in which you can book a flight from Madison to Seattle (average of $238). Flying from Madison to Seattle in June is currently the most expensive (average of $389). 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 MSN to SEA?

Find hourly flight availability from Madison to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

It’s optimal to fly from Madison to Seattle in the evening. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

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

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

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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated August 13, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Madison to Seattle. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,920 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Frontier
5.8
Fair
3,221 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Madison to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Madison to Seattle round-trip?

    Delta, at $251, was found to be the cheapest airline from Madison to Seattle. An alternate airline flying to your destination would be United Airlines. Users have found that Delta is 45% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Madison to Seattle (average of $238). Flying from Madison to Seattle in June is currently the most expensive (average of $389). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

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Alternative routes for Madison to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Madison to Seattle

Discover the top 5 airlines that operate flights from Madison to Seattle. 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$252FlexibilityNo cancel feeOn-time62%
DeltaCheapest$274Average$423FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$440FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$297Average$468FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$420Average$550FlexibilityNo cancel feeOn-time75%

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