MLI - SEA

$303 Find Cheap Flights from Moline to Seattle - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$366
Typical prices: $384-$600
Multiple Airlines
Wed 1/31Sat 2/3
MLI - SEA • 1 stop
Cheapest one-way
$303
Typical prices: $282-$342
Delta
Mon 12/10
MLI - SEA • 1 stop
When to book
11 weeks
in advance
Our data shows that travelers who book at least 11 weeks in advance save around 53% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 23% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $510 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 19m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Moline to Seattle (MLI-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Moline to Seattle

Sun, Jan 31 - Wed, Feb 3
Multiple Airlines Logo
12:47 pm - 5:18 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
30h 31m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:29 pm - 11:57 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
17h 28m2 stops Denver Intl Las Vegas Harry Reid Intl
$366Multiple Airlines
Sun, Jan 31 - Wed, Feb 3
Multiple Airlines Logo
12:47 pm - 5:18 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
30h 31m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:29 pm - 11:57 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
17h 28m2 stops Denver Intl Las Vegas Harry Reid Intl
$369Multiple Airlines
Tue, Nov 24 - Thu, Dec 3
American Airlines Logo
5:11 pm - 12:42 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
9h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
3:28 pm - 12:16 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
6h 48m1 stop Chicago O'Hare Intl
$379American Airlines
Mon, Jan 25 - Sat, Jan 30
American Airlines Logo
5:39 pm - 12:43 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
9h 04m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 4:33 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 33m1 stop Dallas/Fort Worth
$379American Airlines
Wed, Feb 17 - Wed, Feb 24
United Airlines Logo
6:30 am - 12:08 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
7h 38m1 stop Chicago O'Hare Intl
United Airlines Logo
7:00 am - 3:11 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
6h 11m1 stop Chicago O'Hare Intl
$379United Airlines
Thu, Apr 1 - Thu, Apr 8
United Airlines Logo
6:40 pm - 12:14 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
7h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
11:50 pm - 10:14 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 24m1 stop Chicago O'Hare Intl
$379United Airlines
Thu, Jan 28 - Wed, Feb 3
Delta Logo
6:10 am - 2:39 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
10h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:45 am - 10:49 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
9h 04m1 stop Atlanta Hartsfield-Jackson
$379Delta
Sat, Jan 30 - Wed, Feb 3
Delta Logo
5:00 pm - 11:25 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
8h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 4:22 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 22m1 stop Atlanta Hartsfield-Jackson
$379Delta
Fri, Apr 9 - Mon, Apr 12
United Airlines Logo
6:40 pm - 12:14 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
7h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
11:50 pm - 10:14 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 24m1 stop Chicago O'Hare Intl
$379United Airlines
Wed, Jan 13 - Sat, Jan 16
American Airlines Logo
7:10 am - 3:41 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
10h 31m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 4:33 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 33m1 stop Dallas/Fort Worth
$389American Airlines
Booking Insights

Price, demand and travel trends for Moline to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Moline to Seattle?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Moline to Seattle. It’s 9% cheaper than the average day, while Monday is the most expensive, with prices 20% higher.

What’s the cheapest month to fly from Moline to Seattle?

•April is the cheapest month to fly from Moline to Seattle at $386 round-trip.
•August ($571) and July ($555) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 47% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Moline to Seattle the cheapest?

Flights from Moline to Seattle are cheapest 11 weeks before departure. Booking in this window typically costs about 53% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Moline to Seattle flights

Low season

January

Cheapest flight

$303
Beat the crowds with an average 58% drop in travelers.
The most popular month to fly with an average 49% increase in travelers.
One-way flight from Moline to Seattle

When to book flights from Moline to Seattle

Are your dates flexible? Find out the best times to travel from Moline to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Moline to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Moline to Seattle?

    Two cabin classes are available on flights from Moline to Seattle:

    • Economy Class
    • First Class

  • How long is a flight from Moline to Seattle?

    There are currently no nonstop flights available from Moline to Seattle. Flights with 1 layover take between 6h 19m and 9h 01m in total, depending on the connection.

  • Do I need a passport to fly from Moline to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Moline to Seattle flight?

    Round-trip flights from Moline to Seattle range from $384 to $600, with an average of $499 over the past 12 months. Anything below $384 counts as a good deal.

  • How expensive are last-minute Moline to Seattle flights?

    Last-minute fares on this route (booked within two weeks of departure) run 31% above the $499 route average. Book 11 weeks before departure for the lowest fares.

  • Have flight prices from Moline to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $366 to $1,796. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Moline to Seattle looking right now?

    One-way fares from Moline to Seattle are currently higher than usual. Average one-way flight prices are about $325, which is 7% above the typical average for this route.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging $61 for economy cars. Top options include:

    • Europcar
    • Fox
    • Thrifty
    • Budget
    • Dollar

  • Which airports can I use when flying from Moline to Seattle?

    Flights from Moline to Seattle usually depart from Moline Quad-City (MLI) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Moline to Seattle pass through?

    One-stop flights from Moline to Seattle most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 75% of one-stop connections
    • Dallas/Fort Worth (DFW) - 19% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 5% of one-stop connections
    • Denver Intl (DEN) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Moline to Seattle?

    Yes. Flexible dates can save you up to 24% on flights from Moline to Seattle. Tuesday is the cheapest departure day at $458 round-trip on average, while Monday is the most expensive at $602, a difference of $144.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Moline to Seattle?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 19m, compared with 7h 23m via Chicago O'Hare Intl (ORD) and 8h 08m via Dallas/Fort Worth (DFW).

  • What is the time difference between Moline and Seattle?

    Seattle is 2 hours behind Moline (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Your guide to booking Moline to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Monday. On this route, Tuesday flights average $458, about $144 less than Monday fares (24% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 11 weeks before you fly. On this route, that window historically saves about 53% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Moline to Seattle trip for April. Fares historically average $386 round-trip in that month - typically $185 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Moline to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle