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$318+ Cheap flights from Monroe to Seattle (MLU - SEA)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
MLU — SEA
Feb 3 — Feb 101
Tue 2/3
Tue 2/10
1 adult, Economy
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Cheap flight deals from Monroe to Seattle

Cheapest flights from Monroe to Seattle
Explore the most affordable flight options available from Monroe to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 4, 2026.

This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:28 pmMLU - SEA
1 stop6h 25mAmerican Airlines
Fri 9/1811:49 pmSEA - MLU
1 stop7h 41mAmerican Airlines
Deal found 1/4$318
This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:00 amMLU - SEA
1 stop7h 01mAmerican Airlines
Wed 1/216:00 amSEA - MLU
1 stop5h 51mAmerican Airlines
Deal found 1/4$413
This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1310:03 amMLU - SEA
2 stops10h 55mAmerican Airlines
Mon 2/1611:57 pmSEA - MLU
1 stop7h 36mAmerican Airlines
Deal found 1/4$455
This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:48 pmMLU - SEA
1 stop8h 09mAmerican Airlines
Sat 6/1312:59 amSEA - MLU
1 stop6h 48mAmerican Airlines
Deal found 1/4$548
This American Airlines deal was found by Cheapflights users on 1/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:50 amMLU - SEA
2 stops10h 10mAmerican Airlines
Sat 8/156:30 amSEA - MLU
2 stops9h 22mAmerican Airlines
Deal found 1/4$693
This Delta deal was found by Cheapflights users on 1/2. 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 5/225:20 pmMLU - SEA
1 stop8h 46mDelta
Sun 5/3111:40 pmSEA - MLU
1 stop10h 15mDelta
Deal found 1/2$728
This Delta deal was found by Cheapflights users on 1/3. 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.
Wed 8/55:20 pmMLU - SEA
1 stop8h 43mDelta
Sat 8/156:00 amSEA - MLU
1 stop8h 33mDelta
Deal found 1/3$743

Find flight deals from Monroe to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Monroe (MLU) 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 January 4, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$318
(American Airlines)

Popular in

March

Cheapest in

April
Provider with most accurate pricing for Monroe Huenefeld-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monroe Huenefeld-Seattle/Tacoma Intl flights.
Search Deals
From Monroe Huenefeld to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monroe 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 January 4, 2026.
Use the filters below to find and compare flights from Monroe to Seattle that are best for you.

Fly from

Monroe

Fly to

Seattle

Route

Depart

Return

Price

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Fri 3/13

10:03 am-3:57 pm

1 stop7h 54m

Seattle/Tacoma Intl

Mon 3/23

11:57 pm-9:33 am

1 stop7h 36m

$318

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Thu 1/15

6:00 am-11:01 am

1 stop7h 01m

Seattle/Tacoma Intl

Wed 1/21

10:00 am-10:49 pm

2 stops10h 49m

$419

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Fri 2/13

10:03 am-6:58 pm

2 stops10h 55m

Seattle/Tacoma Intl

Mon 2/16

11:57 pm-9:33 am

1 stop7h 36m

$455

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Fri 6/5

6:48 pm-11:43 pm

1 stop6h 55m

Seattle/Tacoma Intl

Sat 6/13

12:59 am-9:47 am

1 stop6h 48m

$548

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Fri 5/22

5:20 pm-12:06 am

1 stop8h 46m

Seattle/Tacoma Intl

Sun 5/31

11:40 pm-11:55 am

1 stop10h 15m

$728

MonroeSeattle

MLU - SEA

MLUSEA

Monroe Huenefeld

Thu 4/30

5:20 pm-11:58 pm

1 stop8h 38m

Seattle/Tacoma Intl

Sat 5/9

11:40 pm-11:55 am

1 stop10h 15m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

Compare providers for flights from Monroe to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Monroe to Seattle in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Monroe-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Monroe-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Monroe-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Monroe-Seattle flights, Cheapflights users trust eDreams the most. eDreams 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 Monroe-Seattle 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 Monroe to Seattle

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

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

Currently, September is the cheapest month in which you can book a flight from Monroe to Seattle (average of $288). Flying from Monroe to Seattle in March is currently the most expensive (average of $622). 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.

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 January 4, 2026.
See what other customers who have flown with American Airlines from Monroe to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,079 reviews

Overall

7.2

Food

6.4

Entertainment

6.9

Comfort

7.2

Boarding

7.5

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,079 reviews
American Airlines
7.2
Good
11,079 reviews

Overall

7.2

Food

6.4

Entertainment

6.9

Comfort

7.2

Boarding

7.5

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

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

  • How long is the flight from Monroe to Seattle?

    A quick flight from Monroe to Seattle can take about 7h 54m. American Airlines provides one of the quickest options available for as low as $318. Monroe and Seattle are separated by a distance of 1886 mi.

  • What is the cheapest airline to fly from Monroe to Seattle round-trip?

    Cheapflights users have booked flights from Monroe to Seattle round-trip from $397. This flight start at 27% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Monroe to Seattle (average of $288). Flying from Monroe to Seattle in March is currently the most expensive (average of $622). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis
Tumwater

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Monroe to Seattle

Discover the top airline that operate flights from Monroe 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 January 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$397Average$580FlexibilityNo cancel feeOn-time71%

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