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$183+ Cheap flights from Moline to Seattle (MLI - 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — SEA
mar. 8 — mar. 151
sáb. 3/8
sáb. 3/15
1 adult, Economy
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The best prices from Moline Quad-City to Seattle/Tacoma Intl are usually found in February or April, booked 78 days in advance, depart on a Sunday or Tuesday and return on a Saturday

Cheap flight deals from Moline to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) 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 marzo 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(American Airlines)

One-way from

$183
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$448
Provider with most accurate pricing for Moline Quad-City-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Moline Quad-City-Seattle/Tacoma Intl flights.
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From Moline Quad-City to Seattle/Tacoma Intl
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One-way flight from Moline Quad-City to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 25% potential increase in price ($169 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Moline to Seattle

Cheapest flights from Moline to Seattle
Explore the most affordable flight options available from Moline to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 3, 2025.

This American Airlines deal was found by Cheapflights users on 3/2. 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.
mar. 4/15:05 amMLI - SEA
1 stop9h 45mAmerican Airlines
sáb. 5/109:10 amSEA - MLI
1 stop11h 04mAmerican Airlines
Deal found 3/2$229
This Mytrip deal was found by Cheapflights users on 3/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1112:42 pmMLI - SEA
1 stop26h 00mMultiple Airlines
mié. 5/144:58 pmSEA - MLI
1 stop18h 20mMultiple Airlines
Deal found 3/1$288
This United Airlines deal was found by Cheapflights users on 3/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/15:25 pmMLI - SEA
1 stop7h 18mUnited Airlines
sáb. 5/105:40 pmSEA - MLI
2 stops14h 32mUnited Airlines
Deal found 3/2$324
This Alaska Airlines deal was found by Cheapflights users on 3/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:38 pmMLI - SEA
1 stop7h 13mAlaska Airlines
sáb. 9/137:00 amSEA - MLI
1 stop8h 39mAlaska Airlines
Deal found 3/3$379
This Delta deal was found by Cheapflights users on 3/3. 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.
lun. 5/55:05 pmMLI - SEA
1 stop19h 17mDelta
dom. 5/116:00 amSEA - MLI
1 stop14h 41mDelta
Deal found 3/3$515

Find flights from Moline to Seattle within your budget

Customize your flight search to find flights from Moline 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 marzo 3, 2025.

Fly from

Moline

Fly to

Seattle

Route

Depart

Return

Price

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

mar. 4/1

5:05 am-12:50 pm

1 stop9h 45m

Seattle/Tacoma Intl

sáb. 5/10

9:10 am-10:14 pm

1 stop11h 04m

$229

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

dom. 5/11

12:42 pm-12:42 pm

1 stop26h 00m

Seattle/Tacoma Intl

mié. 5/14

4:58 pm-1:18 pm

1 stop18h 20m

$288

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

mar. 4/1

5:25 pm-10:43 pm

1 stop7h 18m

Seattle/Tacoma Intl

sáb. 5/10

5:40 pm-10:12 am

2 stops14h 32m

$324

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

jue. 4/24

6:00 am-11:32 am

1 stop7h 32m

Seattle/Tacoma Intl

lun. 4/28

11:59 pm-10:46 am

1 stop8h 47m

$464

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

lun. 5/5

5:05 pm-10:22 am

1 stop19h 17m

Seattle/Tacoma Intl

dom. 5/11

6:00 am-10:41 pm

1 stop14h 41m

$515

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

jue. 3/20

12:20 pm-8:43 am

1 stop22h 23m

$183

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

jue. 4/10

11:21 am-4:42 pm

1 stop7h 21m

$315

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

jue. 4/10

6:30 am-12:58 am

2 stops20h 28m

$328

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

dom. 7/20

4:20 pm-10:55 pm

1 stop8h 35m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Compare providers for flights from Moline 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 Moline to Seattle in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Moline-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Moline-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Moline-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Moline-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 Moline-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 Moline to Seattle

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

Travel insights for flights from Moline to Seattle

Get recent, data-driven insights about flights from Moline to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Moline to Seattle. Price data was last updated on February 28, 2025.

The best time to book flights from Moline to Seattle is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Moline to Seattle (average of $238). Flying from Moline to Seattle in July is currently the most expensive (average of $411). 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 MLI to SEA?

Find hourly flight availability from Moline 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 marzo 3, 2025.

When flying from Moline to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight at noon.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 marzo 3, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Moline to Seattle have to say. 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
9,713 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,713 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,070 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,679 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Entertainment

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Moline 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 Moline to Seattle round-trip?

    Our cheapest airline available from Moline to Seattle is American Airlines. Our recent data shows that you can find tickets from as low as $229 on this airline. Additional options worth looking into are United Airlines and Alaska Airlines, starting at $324 and $464 round-trip. You may be able to fly from Moline to Seattle for 53% less than the average price by searching for these airlines.

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

    $315 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $328 and $470, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Moline to Seattle (average of $238). Flying from Moline to Seattle in July is currently the most expensive (average of $411). 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 Moline?

Book flights to Moline if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Lacey
Ocean Shores
Tacoma
Leavenworth
Federal Way
Centralia
Olympia
Cle Elum
Lakewood
Mukilteo
Aberdeen
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale
Redmond

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Top 3 airlines flying from Moline to Seattle

Discover the top 3 airlines that operate flights from Moline 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 marzo 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$228Average$496FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$373Average$630FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$433Average$737FlexibilityNo cancel feeOn-time75%
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