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Cheap flights from Moline to Seattle from $192

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Moline to Seattle departing on 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Moline to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:20 pm - 10:37 pm
MLI
-
SEA
9h 17m
1 stop
United Airlines Logo
11:59 pm - 9:58 am
SEA
-
MLI
7h 59m
1 stop
$309United Airlines
Tue, Mar 31 - Tue, Apr 7
United Airlines Logo
10:35 am - 9:06 pm
MLI
-
SEA
12h 31m
2 stops
United Airlines Logo
2:39 pm - 11:02 pm
SEA
-
MLI
6h 23m
1 stop
$314United Airlines
Tue, Mar 31 - Tue, Apr 7
United Airlines Logo
3:20 pm - 10:42 pm
MLI
-
SEA
9h 22m
1 stop
United Airlines Logo
11:59 pm - 9:58 am
SEA
-
MLI
7h 59m
1 stop
$326United Airlines
Mon, Apr 6 - Sun, Apr 12
American Airlines Logo
7:09 pm - 12:24 am
MLI
-
SEA
7h 15m
1 stop
American Airlines Logo
6:00 am - 3:18 pm
SEA
-
MLI
7h 18m
1 stop
$329American Airlines
Mon, Apr 6 - Wed, Apr 15
United Airlines Logo
1:55 pm - 7:00 pm
MLI
-
SEA
7h 05m
1 stop
United Airlines Logo
8:55 am - 11:02 pm
SEA
-
MLI
12h 07m
2 stops
$331United Airlines
Wed, Apr 8 - Wed, Apr 15
American Airlines Logo
6:41 pm - 12:36 am
MLI
-
SEA
7h 55m
1 stop
American Airlines Logo
3:17 pm - 11:54 pm
SEA
-
MLI
6h 37m
1 stop
$334American Airlines
Fri, Apr 10 - Thu, Apr 16
American Airlines Logo
6:51 pm - 11:39 pm
MLI
-
SEA
6h 48m
1 stop
American Airlines Logo
5:05 am - 4:03 pm
SEA
-
MLI
8h 58m
1 stop
$354American Airlines
Tue, Jul 14 - Tue, Jul 21
United Airlines Logo
3:52 pm - 10:45 pm
MLI
-
SEA
8h 53m
1 stop
United Airlines Logo
11:59 pm - 9:58 am
SEA
-
MLI
7h 59m
1 stop
$378United Airlines
Sat, Mar 21 - Sat, Mar 28
American Airlines Logo
6:51 pm - 11:39 pm
MLI
-
SEA
6h 48m
1 stop
American Airlines Logo
5:05 am - 4:03 pm
SEA
-
MLI
8h 58m
1 stop
$379American Airlines
Tue, Jul 14 - Tue, Jul 21
United Airlines Logo
3:52 pm - 10:45 pm
MLI
-
SEA
8h 53m
1 stop
United Airlines Logo
8:59 am - 10:22 pm
SEA
-
MLI
11h 23m
2 stops
$384United Airlines
Sat, Mar 21 - Wed, Mar 25

American Airlines flights from Moline to Seattle

Our best American Airlines deals on Moline to Seattle flight tickets
American Airlines
Apr 6
MLI7:09 pmMoline Quad-City
7h 15m
1 stop
SEA12:24 amSeattle/Tacoma Intl
Apr 15
SEA6:00 amSeattle/Tacoma Intl
7h 18m
1 stop
MLI3:18 pmMoline Quad-City
$329
American Airlines
Apr 10
MLI6:41 pmMoline Quad-City
7h 55m
1 stop
SEA12:36 amSeattle/Tacoma Intl
Apr 16
SEA3:17 pmSeattle/Tacoma Intl
6h 37m
1 stop
MLI11:54 pmMoline Quad-City
$334
American Airlines
Jul 14
MLI6:51 pmMoline Quad-City
6h 48m
1 stop
SEA11:39 pmSeattle/Tacoma Intl
Jul 21
SEA5:05 amSeattle/Tacoma Intl
8h 58m
1 stop
MLI4:03 pmMoline Quad-City
$379

United Airlines flights from Moline to Seattle

Our best United Airlines deals on Moline to Seattle flight tickets
United Airlines
May 28
MLI6:34 pmMoline Quad-City
7h 25m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Jun 5
SEA10:40 pmSeattle/Tacoma Intl
9h 19m
1 stop
MLI9:59 amMoline Quad-City
$309
United Airlines
Mar 31
MLI10:35 amMoline Quad-City
12h 31m
2 stops
SEA9:06 pmSeattle/Tacoma Intl
Apr 7
SEA2:39 pmSeattle/Tacoma Intl
6h 23m
1 stop
MLI11:02 pmMoline Quad-City
$314
United Airlines
Apr 6
MLI3:20 pmMoline Quad-City
9h 22m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
Apr 12
SEA11:59 pmSeattle/Tacoma Intl
7h 59m
1 stop
MLI9:58 amMoline Quad-City
$326

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated March 7, 2026.
Use the filters below to find and compare flights from Moline to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 3/31

3:20 pm-10:37 pm

1 stop9h 17m

Seattle/Tacoma Intl

Tue 4/7

11:59 pm-9:58 am

1 stop7h 59m

$309

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 3/31

10:35 am-9:06 pm

2 stops12h 31m

Seattle/Tacoma Intl

Tue 4/7

2:39 pm-11:02 pm

1 stop6h 23m

$314

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Mon 4/6

3:20 pm-10:42 pm

1 stop9h 22m

Seattle/Tacoma Intl

Sun 4/12

11:59 pm-9:58 am

1 stop7h 59m

$326

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Mon 4/6

7:09 pm-12:24 am

1 stop7h 15m

Seattle/Tacoma Intl

Wed 4/15

6:00 am-3:18 pm

1 stop7h 18m

$329

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Wed 4/8

1:55 pm-7:00 pm

1 stop7h 05m

Seattle/Tacoma Intl

Wed 4/15

8:55 am-11:02 pm

2 stops12h 07m

$331
Quickest round-trip

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Fri 4/10

6:41 pm-12:36 am

1 stop7h 55m

Seattle/Tacoma Intl

Thu 4/16

3:17 pm-11:54 pm

1 stop6h 37m

$334

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 7/14

6:51 pm-11:39 pm

1 stop6h 48m

Seattle/Tacoma Intl

Tue 7/21

5:05 am-4:03 pm

1 stop8h 58m

$354

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Sat 3/21

3:52 pm-10:45 pm

1 stop8h 53m

Seattle/Tacoma Intl

Sat 3/28

11:59 pm-9:58 am

1 stop7h 59m

$378

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 7/14

6:51 pm-11:39 pm

1 stop6h 48m

Seattle/Tacoma Intl

Tue 7/21

5:05 am-4:03 pm

1 stop8h 58m

$379

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Sat 3/21

3:52 pm-10:45 pm

1 stop8h 53m

Seattle/Tacoma Intl

Wed 3/25

8:59 am-10:22 pm

2 stops11h 23m

$384

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Moline to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Moline and Seattle?

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Moline to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $398. If you don’t want to visit Seattle in April, then you should wait until November to fly from Moline, when ticket prices are also cheap, with an average price of $403.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Moline when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $485 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Moline for as low as $383 on momondo.

How have Moline to Seattle flight prices changed over time?

When to book flights from Moline to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Moline to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Moline to Seattle (MLI to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Moline to Seattle

Fastest flight time

7h 19m

Direct flights

None
The fastest flight from Moline to Seattle takes 7h 19m
There are no direct flights from Moline to Seattle. There are no popular flight routes from Moline to Seattle.
Search flight deals

  • How far is Moline Quad-City to Seattle/Tacoma Intl by plane?

    A flight from Moline Quad-City to Seattle/Tacoma Intl will travel around 1608.9 mi. Typically, this will take 7h 19m by plane in normal conditions.

  • When did momondo last update prices for flights from Moline Quad-City Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Moline Quad-City Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Moline Quad-City Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Moline Quad-City Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Moline Quad-City Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Moline to Seattle?

Best airlines flying from Moline to Seattle

Compare and see reviews for airlines that fly from Moline to Seattle with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,399 reviews
Search American Airlines flights
United AirlinesPriceFrom $328Free CancellationRating
7.4
9,405 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $428Free CancellationRating
8.0
11,993 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Redmond
Cle Elum
Puyallup
Lakewood
Tukwila
Federal Way
Fife
Westport
Kirkland
Centralia
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Moline to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Moline to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Moline to Seattle with flexible booking policies on momondo?

Flights from Moline to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Moline to Seattle?

Once all potential Moline to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Moline to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Moline. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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