MLI - SEA

$283 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
$349
Typical prices: $383-$586
Multiple Airlines
Wed 1/24Sat 2/3
MLI - SEA • 1 stop
Cheapest one-way
$283
Typical prices: $292-$387
Delta
Sat 12/8
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 42% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 22% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $504 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 29m (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 24 - 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
$349Multiple Airlines
Sun, Nov 22 - Thu, Nov 26
Multiple Airlines Logo
9:20 pm - 12:37 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
17h 17m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:53 pm - 4:08 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
16h 15m1 stop Las Vegas Harry Reid Intl
$368Multiple Airlines
Sun, Nov 22 - Thu, Nov 26
Multiple Airlines Logo
9:20 pm - 9:03 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
37h 43m2 stops Las Vegas Harry Reid Intl Ontario
Multiple Airlines Logo
9:53 pm - 4:08 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
16h 15m1 stop Las Vegas Harry Reid Intl
$371Multiple 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
$376Multiple Airlines
Thu, Feb 18 - Mon, Feb 22
United Airlines Logo
8:27 am - 4:18 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
9h 51m1 stop Chicago O'Hare Intl
United Airlines Logo
10:53 am - 9:10 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
8h 17m1 stop Chicago O'Hare Intl
$379United Airlines
Sun, Jan 31 - Sun, Feb 14
United Airlines Logo
2:26 pm - 7:38 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
7h 12m1 stop Chicago O'Hare Intl
United Airlines Logo
2:27 pm - 10:59 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
6h 32m1 stop Chicago O'Hare Intl
$379United Airlines
Wed, Mar 24 - Wed, Apr 28
American Airlines Logo
4:17 pm - 11:58 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
9h 41m1 stop Dallas/Fort Worth
American Airlines Logo
3:17 pm - 11:54 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
6h 37m1 stop Chicago O'Hare Intl
$379American Airlines
Fri, Nov 20 - Mon, Nov 23
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
11:36 pm - 10:55 amSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
9h 19m1 stop Chicago O'Hare Intl
$379American Airlines
Fri, Jan 29 - Sun, Jan 31
United Airlines Logo
8:15 am - 4:03 pmMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
9h 48m1 stop Chicago O'Hare Intl
United Airlines Logo
2:10 pm - 11:24 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
7h 14m1 stop Chicago O'Hare Intl
$379United Airlines
Wed, Mar 31 - Wed, Apr 28
American Airlines Logo
6:03 pm - 12:34 amMLI  Moline Quad-City-SEA Seattle/Tacoma Intl
8h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
5:44 am - 3:18 pmSEA  Seattle/Tacoma Intl-MLI Moline Quad-City
7h 34m1 stop Dallas/Fort Worth
$379American 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 21% 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.
•July ($563) and February ($538) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 45% 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 42% 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

$283
Beat the crowds with an average 60% drop in travelers.
The most popular month to fly with an average 57% 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 29m and 8h 58m 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 $383 to $586, with an average of $494 over the past 12 months. Anything below $383 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 7% above the $494 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 $349 to $2,107. That means the highest observed fare was about 6x 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 lower than usual. Average one-way flight prices are about $298, which is 6% below 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:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

  • 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) - 80% of one-stop connections
    • Dallas/Fort Worth (DFW) - 16% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 3% of one-stop connections
    • Denver Intl (DEN) - 0% 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 25% on flights from Moline to Seattle. Tuesday is the cheapest departure day at $454 round-trip on average, while Monday is the most expensive at $602, a difference of $148.

    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 29m, compared with 7h 19m via Chicago O'Hare Intl (ORD) and 8h 09m 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 $454, about $148 less than Monday fares (25% 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 42% 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 $177 less than the most expensive month, which is July (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