$358+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
MLU — SEA
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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Find cheap flights from Monroe to Seattle 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 Monroe to Seattle
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Cheapest flights from Monroe to SeattleExplore 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 June 5, 2026.
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 June 5, 2026.
This Delta deal was found by Cheapflights users on 6/2. 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.
Mon 8/175:48 pm
MLU
- SEA
1 stop8h 09m
Delta
Wed 8/267:16 am
SEA
- MLU
1 stop7h 49m
Delta
Deal found 6/2![Delta logo]()
$358
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 6/306:12 am
MLU
- SEA
1 stop10h 43m
Delta
Tue 7/711:59 pm
SEA
- MLU
2 stops10h 20m
Delta
Deal found 6/2![Delta logo]()
$544
This American Airlines deal was found by Cheapflights users on 6/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:30 am
MLU
- SEA
1 stop9h 43m
American Airlines
Tue 7/75:05 am
SEA
- MLU
1 stop6h 08m
American Airlines
Deal found 6/2![American Airlines logo]()
$622
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/11:42 pm
MLU
- SEA
1 stop7h 33m
American Airlines
Tue 7/711:07 am
SEA
- MLU
2 stops9h 28m
American Airlines
Deal found 6/1![American Airlines logo]()
$653
This Delta deal was found by Cheapflights users on 6/2. 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.
Thu 7/235:48 pm
MLU
- SEA
1 stop8h 11m
Delta
Mon 7/2711:59 pm
SEA
- MLU
1 stop10h 20m
Delta
Deal found 6/2![Delta logo]()
$693
This Delta deal was found by Cheapflights users on 6/1. 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 6/85:50 pm
MLU
- SEA
1 stop8h 09m
Delta
Sat 6/139:45 am
SEA
- MLU
2 stops9h 57m
Delta
Deal found 6/1![Delta logo]()
$719
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/2910:19 am
MLU
- SEA
1 stop8h 28m
American Airlines
Mon 8/33:21 pm
SEA
- MLU
1 stop6h 36m
American Airlines
Deal found 6/1![American Airlines logo]()
$721
Best flights from Monroe to SeattleDiscover carefully curated flight deals from Monroe to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
Discover carefully curated flight deals from Monroe to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
This Delta deal was found by Cheapflights users on 6/2. 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.
Thu 7/235:48 pm
MLU
- SEA
1 stop8h 11m
Delta
Mon 7/2711:59 pm
SEA
- MLU
1 stop10h 20m
Delta
Deal found 6/2![Delta logo]()
$693
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/291:43 pm
MLU
- SEA
2 stops9h 22m
American Airlines
Mon 8/311:22 pm
SEA
- MLU
1 stop8h 27m
American Airlines
Deal found 6/1![American Airlines logo]()
$750
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Tue 9/11:44 pm
MLU
- SEA
1 stop7h 03m
American Airlines
Sun 9/611:11 pm
SEA
- MLU
1 stop8h 36m
American Airlines
Deal found 6/4![American Airlines logo]()
$757
This Delta deal was found by Cheapflights users on 6/2. 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.
Mon 8/1712:58 pm
MLU
- SEA
1 stop8h 07m
Delta
Mon 8/1711:59 pm
SEA
- MLU
1 stop10h 17m
Delta
Deal found 6/2![Delta logo]()
$804
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/311:43 pm
MLU
- SEA
1 stop7h 28m
American Airlines
Thu 8/611:11 pm
SEA
- MLU
1 stop8h 36m
American Airlines
Deal found 6/4![American Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 7/196:12 am
MLU
- SEA
2 stops12h 16m
Delta
Mon 7/2011:59 pm
SEA
- MLU
1 stop10h 20m
Delta
Deal found 6/2![Delta logo]()
$934
This Delta deal was found by Cheapflights users on 6/1. 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 7/296:12 am
MLU
- SEA
2 stops12h 16m
Delta
Wed 7/2911:15 pm
SEA
- MLU
2 stops11h 04m
Delta
Deal found 6/1![Delta logo]()
$939
This American Airlines deal was found by Cheapflights users on 6/1. 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 9/46:00 am
MLU
- SEA
2 stops10h 28m
American Airlines
Fri 9/1111:22 am
SEA
- MLU
2 stops9h 15m
American Airlines
Deal found 6/1![American Airlines logo]()
$1,071
This Delta deal was found by Cheapflights users on 6/1. 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 6/296:12 am
MLU
- SEA
2 stops14h 24m
Delta
Mon 7/67:30 am
SEA
- MLU
2 stops12h 13m
Delta
Deal found 6/1![Delta logo]()
$1,109
Last-minute flights from Monroe to SeattleDiscover last-minute flight deals from Monroe to Seattle. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Monroe to Seattle. Data last updated June 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/1. 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 6/85:50 pm
MLU
- SEA
1 stop8h 09m
Delta
Sat 6/139:45 am
SEA
- MLU
2 stops9h 57m
Delta
Deal found 6/1![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 6/306:12 am
MLU
- SEA
1 stop10h 43m
Delta
Tue 7/711:59 pm
SEA
- MLU
2 stops10h 20m
Delta
Deal found 6/2![Delta logo]()
$544
This American Airlines deal was found by Cheapflights users on 6/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:30 am
MLU
- SEA
1 stop9h 43m
American Airlines
Tue 7/75:05 am
SEA
- MLU
1 stop6h 08m
American Airlines
Deal found 6/2![American Airlines logo]()
$622
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/11:42 pm
MLU
- SEA
1 stop7h 33m
American Airlines
Tue 7/711:07 am
SEA
- MLU
2 stops9h 28m
American Airlines
Deal found 6/1![American Airlines logo]()
$653
This Delta deal was found by Cheapflights users on 6/2. 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.
Thu 7/235:48 pm
MLU
- SEA
1 stop8h 11m
Delta
Mon 7/2711:59 pm
SEA
- MLU
1 stop10h 20m
Delta
Deal found 6/2![Delta logo]()
$693
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/2910:19 am
MLU
- SEA
1 stop8h 28m
American Airlines
Mon 8/33:21 pm
SEA
- MLU
1 stop6h 36m
American Airlines
Deal found 6/1![American Airlines logo]()
$721
One-way flights from Monroe to SeattleSearch for one-way flight options from Monroe to Seattle. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
Search for one-way flight options from Monroe to Seattle. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Delta deal was found by Cheapflights users on 6/2. 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 10/912:40 pm
MLU
- SEA
1 stop10h 06m
Delta
Deal found 6/2![Delta logo]()
$402
This Delta deal was found by Cheapflights users on 6/2. 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.
Sat 10/106:02 am
MLU
- SEA
2 stops12h 51m
Delta
Deal found 6/2![Delta logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:44 pm
MLU
- SEA
1 stop7h 31m
American Airlines
Deal found 6/2![American Airlines logo]()
$434
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 June 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $358 (Delta) |
Popular in | February |
Cheapest in | April |
Average price | $568 |
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 June 5, 2026.
Use the filters below to find and compare flights from Monroe to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Thu 7/23
5:48 pm-11:59 pm
1 stop8h 11m
Seattle/Tacoma Intl
Mon 7/27
11:59 pm-12:19 pm
1 stop10h 20m
$693
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Wed 7/29
1:43 pm-9:05 pm
2 stops9h 22m
Seattle/Tacoma Intl
Mon 8/3
11:22 pm-9:49 am
1 stop8h 27m
$750
Quickest round-trip
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Tue 9/1
1:44 pm-6:47 pm
1 stop7h 03m
Seattle/Tacoma Intl
Sun 9/6
11:11 pm-9:47 am
1 stop8h 36m
$757
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Fri 7/31
1:43 pm-7:11 pm
1 stop7h 28m
Seattle/Tacoma Intl
Thu 8/6
11:11 pm-9:47 am
1 stop8h 36m
$792
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Mon 8/17
12:58 pm-7:05 pm
1 stop8h 07m
Seattle/Tacoma Intl
Mon 8/17
11:59 pm-12:16 pm
1 stop10h 17m
$804
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Sun 7/19
6:12 am-4:28 pm
2 stops12h 16m
Seattle/Tacoma Intl
Mon 7/20
11:59 pm-12:19 pm
1 stop10h 20m
$934
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Wed 7/29
6:12 am-4:28 pm
2 stops12h 16m
Seattle/Tacoma Intl
Wed 7/29
11:15 pm-12:19 pm
2 stops11h 04m
$939
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Fri 9/4
6:00 am-2:28 pm
2 stops10h 28m
Seattle/Tacoma Intl
Fri 9/11
11:22 am-10:37 pm
2 stops9h 15m
$1,071
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Mon 6/29
6:12 am-6:36 pm
2 stops14h 24m
Seattle/Tacoma Intl
Mon 7/6
7:30 am-9:43 pm
2 stops12h 13m
$1,109
Cheapest one-way
MonroeSeattle
MLU - SEA
MLUSEA
Monroe Huenefeld
Fri 10/9
12:40 pm-8:46 pm
1 stop10h 06m
$402
Showing 1-10 of 12 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Monroe-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Monroe-Seattle flight deals on Cheapflights vs. FlightHub >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 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 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.
MLU-SEA
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
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 June 5, 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.
Boarding
7.5
Overall
7.1
Comfort
7.2
Entertainment
6.9
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Boarding
7.5
Overall
7.1
Comfort
7.2
Entertainment
6.9
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
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Tumwater
Tukwila
Puyallup
Kent
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Renton
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Monroe and Seattle flights
Browse other Monroe and Seattle flight options. Last updated on June 5, 2026.
Other flights from Monroe
Browse through other flights departing from Monroe. Flights are based on user searches made on Cheapflights and were last updated on June 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 5, 2026.
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 June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$491 | FlexibilityNo cancel fee | On-time71% |