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Cheap flights from Moline to Seattle from $254

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 8/13. 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.
American Airlines Logo
6:50 pm - 12:52 am
MLI
-
SEA
8h 02m
1 stop
American Airlines Logo
5:05 am - 4:11 pm
SEA
-
MLI
9h 06m
1 stop
$359American Airlines
Tue, Jul 7 - Tue, Jul 21
Multiple Airlines Logo
1:06 pm - 6:58 pm
MLI
-
SEA
31h 52m
2 stops
Multiple Airlines Logo
8:13 pm - 12:23 pm
SEA
-
MLI
14h 10m
1 stop
$361Multiple Airlines
Sun, Aug 30 - Sat, Sep 5
United Airlines Logo
1:15 pm - 9:15 pm
MLI
-
SEA
10h 00m
2 stops
United Airlines Logo
7:00 am - 3:05 pm
SEA
-
MLI
6h 05m
1 stop
$364United Airlines
Tue, Oct 20 - Sat, Oct 24
Multiple Airlines Logo
1:53 pm - 10:35 am
MLI
-
SEA
46h 42m
2 stops
Multiple Airlines Logo
8:13 pm - 12:16 pm
SEA
-
MLI
14h 03m
1 stop
$379Multiple Airlines
Sun, Aug 16 - Sat, Aug 22
United Airlines Logo
1:15 pm - 6:59 pm
MLI
-
SEA
7h 44m
1 stop
United Airlines Logo
11:50 pm - 10:14 am
SEA
-
MLI
8h 24m
1 stop
$383United Airlines
Fri, Oct 9 - Mon, Oct 12
Delta Logo
5:07 pm - 11:59 pm
MLI
-
SEA
8h 52m
1 stop
Delta Logo
11:59 pm - 10:25 am
SEA
-
MLI
8h 26m
1 stop
$384Delta
Sun, Aug 2 - Tue, Aug 11
United Airlines Logo
3:52 pm - 10:29 pm
MLI
-
SEA
8h 37m
1 stop
United Airlines Logo
11:50 pm - 10:14 am
SEA
-
MLI
8h 24m
1 stop
$385United Airlines
Thu, Oct 8 - Sun, Oct 11
United Airlines Logo
8:10 am - 4:20 pm
MLI
-
SEA
10h 10m
2 stops
United Airlines Logo
7:00 am - 3:06 pm
SEA
-
MLI
6h 06m
1 stop
$388United Airlines
Tue, Jun 2 - Sat, Jun 6
American Airlines Logo
6:56 pm - 12:16 am
MLI
-
SEA
7h 20m
1 stop
American Airlines Logo
3:06 pm - 11:55 pm
SEA
-
MLI
6h 49m
1 stop
$389American Airlines
Wed, May 27 - Sat, May 30
American Airlines Logo
6:44 pm - 11:50 pm
MLI
-
SEA
7h 06m
1 stop
American Airlines Logo
11:59 pm - 10:45 am
SEA
-
MLI
8h 46m
1 stop
$394American Airlines
Tue, Sep 1 - Tue, Sep 8

American Airlines flights from Moline to Seattle

Our best American Airlines deals on Moline to Seattle flight tickets
American Airlines
Jul 7
MLI6:50 pmMoline Quad-City
8h 02m
1 stop
SEA12:52 amSeattle/Tacoma Intl
Jul 21
SEA5:05 amSeattle/Tacoma Intl
9h 06m
1 stop
MLI4:11 pmMoline Quad-City
$359
American Airlines
May 27
MLI6:56 pmMoline Quad-City
7h 20m
1 stop
SEA12:16 amSeattle/Tacoma Intl
May 30
SEA3:06 pmSeattle/Tacoma Intl
6h 49m
1 stop
MLI11:55 pmMoline Quad-City
$389
American Airlines
Sep 1
MLI6:44 pmMoline Quad-City
7h 06m
1 stop
SEA11:50 pmSeattle/Tacoma Intl
Sep 8
SEA11:59 pmSeattle/Tacoma Intl
8h 46m
1 stop
MLI10:45 amMoline Quad-City
$394

Delta flights from Moline to Seattle

Our best Delta deals on Moline to Seattle flight tickets
Delta
Aug 2
MLI5:07 pmMoline Quad-City
8h 52m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Aug 11
SEA11:59 pmSeattle/Tacoma Intl
8h 26m
1 stop
MLI10:25 amMoline Quad-City
$384
Delta
Aug 29
MLI5:09 pmMoline Quad-City
8h 48m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
Sep 9
SEA6:00 amSeattle/Tacoma Intl
8h 22m
1 stop
MLI4:22 pmMoline Quad-City
$419
Delta
Jun 29
MLI5:56 amMoline Quad-City
12h 34m
2 stops
SEA4:30 pmSeattle/Tacoma Intl
Jul 6
SEA10:58 pmSeattle/Tacoma Intl
9h 24m
1 stop
MLI10:22 amMoline Quad-City
$424

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 May 12, 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 7/7

6:50 pm-12:52 am

1 stop8h 02m

Seattle/Tacoma Intl

Tue 7/21

5:05 am-4:11 pm

1 stop9h 06m

$359

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Sun 8/30

1:06 pm-6:58 pm

2 stops31h 52m

Seattle/Tacoma Intl

Sat 9/5

8:13 pm-12:23 pm

1 stop14h 10m

$361

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 10/20

1:15 pm-9:15 pm

2 stops10h 00m

Seattle/Tacoma Intl

Sat 10/24

7:00 am-3:05 pm

1 stop6h 05m

$364

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Sun 8/16

1:53 pm-10:35 am

2 stops46h 42m

Seattle/Tacoma Intl

Sat 8/22

8:13 pm-12:16 pm

1 stop14h 03m

$379

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Fri 10/9

1:15 pm-6:59 pm

1 stop7h 44m

Seattle/Tacoma Intl

Mon 10/12

11:50 pm-10:14 am

1 stop8h 24m

$383

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Sun 8/2

5:07 pm-11:59 pm

1 stop8h 52m

Seattle/Tacoma Intl

Tue 8/11

11:59 pm-10:25 am

1 stop8h 26m

$384

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Thu 10/8

3:52 pm-10:29 pm

1 stop8h 37m

Seattle/Tacoma Intl

Sun 10/11

11:50 pm-10:14 am

1 stop8h 24m

$385

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 6/2

8:10 am-4:20 pm

2 stops10h 10m

Seattle/Tacoma Intl

Sat 6/6

7:00 am-3:06 pm

1 stop6h 06m

$388
Quickest round-trip

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Wed 5/27

6:56 pm-12:16 am

1 stop7h 20m

Seattle/Tacoma Intl

Sat 5/30

3:06 pm-11:55 pm

1 stop6h 49m

$389

MolineSeattle

MLI - SEA

MLISEA

Moline Quad-City

Tue 9/1

6:44 pm-11:50 pm

1 stop7h 06m

Seattle/Tacoma Intl

Tue 9/8

11:59 pm-10:45 am

1 stop8h 46m

$394

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 $386. 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 from Moline 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 $472 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 $377 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

6h 47m

Direct flights

None
The fastest flight from Moline to Seattle takes 6h 47m
There are no direct flights from Moline to Seattle. There are no popular flight routes from Moline to Seattle.
Search flight deals

Frequently asked questions about flying from Moline to Seattle

  • 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 6h 47m 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
11,661 reviews
Search American Airlines flights
United AirlinesPriceFrom $308Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $423Free CancellationRating
7.9
12,354 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
Redmond
Kent
Tukwila
Puyallup
Marysville
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
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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