$263+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — SEA
Jul 12 — Jul 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Moline to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Moline to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Moline to SeattleExplore 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 June 12, 2026.
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 June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 10/287:20 am
MLI
- SEA
1 stop9h 32m
American Airlines
Tue 11/312:59 am
SEA
- MLI
1 stop7h 54m
American Airlines
Deal found 6/11![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 10/285:55 am
MLI
- SEA
2 stops14h 35m
Delta
Wed 11/46:00 am
SEA
- MLI
1 stop8h 22m
Delta
Deal found 6/11![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 6/8. 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.
Thu 10/85:55 am
MLI
- SEA
2 stops12h 58m
Delta
Tue 10/136:05 am
SEA
- MLI
2 stops14h 25m
Delta
Deal found 6/8![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/76:32 am
MLI
- SEA
1 stop6h 55m
United Airlines
Sat 10/1011:13 pm
SEA
- MLI
1 stop8h 59m
United Airlines
Deal found 6/10![United Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/266:52 pm
MLI
- SEA
1 stop7h 49m
American Airlines
Sat 7/411:56 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/12![American Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 9/111:08 am
MLI
- SEA
2 stops12h 57m
Delta
Tue 9/86:00 am
SEA
- MLI
1 stop8h 22m
Delta
Deal found 6/8![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 8/126:45 pm
MLI
- SEA
1 stop7h 14m
American Airlines
Wed 8/193:35 pm
SEA
- MLI
1 stop6h 33m
American Airlines
Deal found 6/9![American Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:31 pm
MLI
- SEA
1 stop24h 08m
Multiple Airlines
Wed 7/298:13 pm
SEA
- MLI
1 stop13h 28m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 6/256:52 pm
MLI
- SEA
1 stop7h 49m
American Airlines
Sat 7/411:56 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/12![American Airlines logo]()
$429
Best flights from Moline to SeattleDiscover carefully curated flight deals from Moline to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from Moline to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 9/16:00 am
MLI
- SEA
2 stops12h 54m
Delta
Tue 9/86:00 am
SEA
- MLI
1 stop8h 22m
Delta
Deal found 6/10![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 9/196:00 pm
MLI
- SEA
1 stop6h 45m
United Airlines
Wed 9/2311:00 pm
SEA
- MLI
1 stop9h 12m
United Airlines
Deal found 6/8![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 10/85:55 am
MLI
- SEA
2 stops12h 58m
Delta
Mon 10/126:00 am
SEA
- MLI
1 stop8h 22m
Delta
Deal found 6/11![Delta logo]()
$466
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 8/41:14 pm
MLI
- SEA
1 stop7h 52m
United Airlines
Tue 8/116:30 am
SEA
- MLI
2 stops11h 01m
United Airlines
Deal found 6/9![United Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 6/265:17 pm
MLI
- SEA
1 stop8h 42m
Delta
Sat 7/46:05 am
SEA
- MLI
2 stops12h 04m
Delta
Deal found 6/9![Delta logo]()
$554
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/261:15 pm
MLI
- SEA
2 stops10h 44m
United Airlines
Sat 7/47:00 am
SEA
- MLI
1 stop6h 05m
United Airlines
Deal found 6/12![United Airlines logo]()
$609
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 10/125:55 am
MLI
- SEA
2 stops12h 58m
Delta
Wed 10/1411:53 pm
SEA
- MLI
2 stops14h 29m
Delta
Deal found 6/11![Delta logo]()
$633
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 6/231:15 pm
MLI
- SEA
1 stop7h 50m
United Airlines
Sat 6/277:00 am
SEA
- MLI
1 stop6h 05m
United Airlines
Deal found 6/8![United Airlines logo]()
$689
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 8/93:47 pm
MLI
- SEA
1 stop19h 53m
United Airlines
Wed 8/127:11 am
SEA
- MLI
2 stops14h 03m
United Airlines
Deal found 6/11![United Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 6/8. 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.
Fri 10/911:00 am
MLI
- SEA
2 stops13h 05m
Delta
Sun 10/117:20 am
SEA
- MLI
2 stops13h 10m
Delta
Deal found 6/8![Delta logo]()
$781
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 7/156:30 am
MLI
- SEA
1 stop7h 08m
United Airlines
Wed 7/155:04 pm
SEA
- MLI
2 stops15h 00m
United Airlines
Deal found 6/12![United Airlines logo]()
$813
Last-minute flights from Moline to SeattleDiscover last-minute flight deals from Moline to Seattle. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Moline to Seattle. Data last updated June 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 6/256:52 pm
MLI
- SEA
1 stop7h 49m
American Airlines
Sat 7/411:56 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/12![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/266:52 pm
MLI
- SEA
1 stop7h 49m
American Airlines
Sat 7/411:56 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/12![American Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/46:50 pm
MLI
- SEA
1 stop8h 02m
American Airlines
Fri 7/1011:22 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/10![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/42:31 pm
MLI
- SEA
2 stops10h 47m
United Airlines
Wed 7/88:45 am
SEA
- MLI
2 stops12h 31m
United Airlines
Deal found 6/10![United Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 7/76:50 pm
MLI
- SEA
1 stop8h 02m
American Airlines
Tue 7/213:28 pm
SEA
- MLI
1 stop7h 13m
American Airlines
Deal found 6/11![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/86:50 pm
MLI
- SEA
1 stop8h 02m
American Airlines
Fri 7/1711:22 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/11![American Airlines logo]()
$442
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/156:50 pm
MLI
- SEA
1 stop8h 02m
American Airlines
Wed 7/223:28 pm
SEA
- MLI
1 stop7h 13m
American Airlines
Deal found 6/10![American Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/176:50 pm
MLI
- SEA
1 stop8h 09m
American Airlines
Tue 7/213:28 pm
SEA
- MLI
1 stop7h 13m
American Airlines
Deal found 6/9![American Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:31 pm
MLI
- SEA
1 stop24h 08m
Multiple Airlines
Wed 7/298:13 pm
SEA
- MLI
1 stop13h 28m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/296:50 pm
MLI
- SEA
1 stop8h 02m
American Airlines
Sat 8/811:56 pm
SEA
- MLI
1 stop9h 17m
American Airlines
Deal found 6/10![American Airlines logo]()
$452
One-way flights from Moline to SeattleSearch for one-way flight options from Moline to Seattle. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from Moline to Seattle. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 6/304:45 pm
MLI
- SEA
1 stop10h 14m
American Airlines
Deal found 6/10![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 6/308:15 am
MLI
- SEA
2 stops12h 57m
United Airlines
Deal found 6/10![United Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 6/214:45 pm
MLI
- SEA
1 stop7h 47m
American Airlines
Deal found 6/8![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 7/57:12 pm
MLI
- SEA
1 stop7h 40m
American Airlines
Deal found 6/9![American Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2112:29 pm
MLI
- SEA
2 stops27h 49m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 8/21:15 pm
MLI
- SEA
2 stops11h 55m
United Airlines
Deal found 6/8![United Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 7/511:43 am
MLI
- SEA
2 stops10h 50m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 7/56:30 am
MLI
- SEA
3 stops16h 40m
United Airlines
Deal found 6/8![United Airlines logo]()
$990
Find 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 June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (American Airlines) |
One-way from | $263 (American Airlines) |
Popular in | July |
Cheapest in | April |
Average price | $550 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 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
Cheapest round-trip
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Tue 9/1
6:00 am-4:54 pm
2 stops12h 54m
Seattle/Tacoma Intl
Tue 9/8
6:00 am-4:22 pm
1 stop8h 22m
$434
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Thu 10/8
5:55 am-4:53 pm
2 stops12h 58m
Seattle/Tacoma Intl
Mon 10/12
6:00 am-4:22 pm
1 stop8h 22m
$466
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Sat 9/19
6:00 pm-10:45 pm
1 stop6h 45m
Seattle/Tacoma Intl
Wed 9/23
11:00 pm-10:12 am
1 stop9h 12m
$539
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Fri 6/26
5:17 pm-11:59 pm
1 stop8h 42m
Seattle/Tacoma Intl
Sat 7/4
6:05 am-8:09 pm
2 stops12h 04m
$554
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Tue 8/4
1:14 pm-7:06 pm
1 stop7h 52m
Seattle/Tacoma Intl
Tue 8/11
6:30 am-7:31 pm
2 stops11h 01m
$579
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Fri 6/26
1:15 pm-9:59 pm
2 stops10h 44m
Seattle/Tacoma Intl
Sat 7/4
7:00 am-3:05 pm
1 stop6h 05m
$609
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Mon 10/12
5:55 am-4:53 pm
2 stops12h 58m
Seattle/Tacoma Intl
Wed 10/14
11:53 pm-4:22 pm
2 stops14h 29m
$633
Quickest round-trip
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Tue 6/23
1:15 pm-7:05 pm
1 stop7h 50m
Seattle/Tacoma Intl
Sat 6/27
7:00 am-3:05 pm
1 stop6h 05m
$689
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Sun 8/9
3:47 pm-9:40 am
1 stop19h 53m
Seattle/Tacoma Intl
Wed 8/12
7:11 am-11:14 pm
2 stops14h 03m
$736
MolineSeattle
MLI - SEA
MLISEA
Moline Quad-City
Fri 10/9
11:00 am-10:05 pm
2 stops13h 05m
Seattle/Tacoma Intl
Sun 10/11
7:20 am-10:30 pm
2 stops13h 10m
$781
Showing 1-10 of 18 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
MLI-SEA
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.
Cheapflights Insights
Everything you need to know about your flight from Moline to Seattle
How far ahead should I book a flight from Moline to Seattle?
The best time to book flights from Moline to Seattle is 22 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, April is the cheapest month in which you can book a flight from Moline to Seattle (average of $386). Flying from Moline to Seattle in July is currently the most expensive (average of $555). 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.
How much does it cost to fly round-trip from Moline to Seattle?
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 June 12, 2026.
Read reviews from past customers who have flown Alaska Airlines,United Airlines, andAmerican Airlines from Moline to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Moline
Popular flights
Seattle flight routes
Alternative routes for Moline to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Moline to Seattle by cabin class
Find flights from Moline to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Moline and Seattle flights
Browse other Moline and Seattle flight options. Last updated on June 12, 2026.
Other flights from Moline
Browse through other flights departing from Moline. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
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 June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$308 | Average$485 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$423 | Average$579 | FlexibilityNo cancel fee | On-time75% |