$234+ Cheap flights from Manchester, NH to Seattle (MHT - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SEA
Nov 5 — Nov 121
Round-trip
1 adult, Economy
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Find cheap flights from Manchester 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 Manchester to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Manchester to SeattleExplore the most affordable flight options available from Manchester to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
Explore the most affordable flight options available from Manchester to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
This American Airlines deal was found by Cheapflights users on 10/5. 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 10/275:02 pm -
1 stop8h 57m
Tue 11/39:15 am -
1 stop10h 34m
Deal found 10/5![American Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 pm -
1 stop9h 10m
Mon 11/95:30 am -
1 stop8h 10m
Deal found 10/5![Southwest logo]()
$300
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/272:38 pm -
1 stop9h 18m
Tue 11/39:05 am -
2 stops11h 54m
Deal found 10/5![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:45 pm -
2 stops13h 05m
Thu 11/196:30 am -
1 stop7h 30m
Deal found 10/5![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:10 pm -
2 stops12h 20m
Fri 11/612:15 am -
1 stop7h 40m
Deal found 10/4![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:35 pm -
1 stop9h 05m
Mon 11/166:30 am -
1 stop7h 30m
Deal found 10/5![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:15 am -
1 stop8h 35m
Fri 11/205:30 am -
1 stop8h 10m
Deal found 10/5![Southwest logo]()
$383
Best flights from Manchester to SeattleDiscover carefully curated flight deals from Manchester to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
Discover carefully curated flight deals from Manchester to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 pm -
1 stop9h 10m
Mon 11/95:30 am -
1 stop8h 10m
Deal found 10/5![Southwest logo]()
$300
This United Airlines deal was found by Cheapflights users on 10/2. 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 10/319:25 am -
2 stops14h 22m
Tue 11/37:00 am -
2 stops13h 59m
Deal found 10/2![United Airlines logo]()
$637
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/256:45 pm -
1 stop8h 55m
Sun 2/286:15 am -
1 stop6h 55m
Deal found 10/5![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:10 pm -
2 stops13h 05m
Fri 11/65:30 am -
1 stop8h 10m
Deal found 10/2![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:15 am -
1 stop8h 35m
Tue 11/246:15 am -
1 stop13h 00m
Deal found 10/4![Southwest logo]()
$472
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:55 pm -
1 stop9h 20m
Sat 12/1912:15 am -
1 stop12h 40m
Deal found 10/4![Southwest logo]()
$486
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:40 pm -
1 stop8h 55m
Mon 11/306:15 am -
1 stop13h 00m
Deal found 10/2![Southwest logo]()
$512
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1810:40 am -
2 stops12h 20m
Tue 1/59:25 am -
2 stops8h 50m
Deal found 10/1![Southwest logo]()
$545
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:45 am -
2 stops10h 35m
Wed 10/2112:10 am -
2 stops11h 50m
Deal found 10/2![Southwest logo]()
$617
Last-minute flights from Manchester to SeattleDiscover last-minute flight deals from Manchester to Seattle. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Manchester to Seattle. Data last updated October 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/5. 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 10/275:02 pm -
1 stop8h 57m
Tue 11/39:15 am -
1 stop10h 34m
Deal found 10/5![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/272:38 pm -
1 stop9h 18m
Tue 11/39:05 am -
2 stops11h 54m
Deal found 10/5![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:35 pm -
1 stop9h 05m
Mon 11/166:30 am -
1 stop7h 30m
Deal found 10/5![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:10 pm -
2 stops12h 20m
Fri 11/612:15 am -
1 stop7h 40m
Deal found 10/4![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 pm -
1 stop9h 10m
Mon 11/95:30 am -
1 stop8h 10m
Deal found 10/5![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:45 pm -
2 stops13h 05m
Thu 11/196:30 am -
1 stop7h 30m
Deal found 10/5![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:15 am -
1 stop8h 35m
Fri 11/205:30 am -
1 stop8h 10m
Deal found 10/5![Southwest logo]()
$383
One-way flights from Manchester to SeattleSearch for one-way flight options from Manchester to Seattle. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
Search for one-way flight options from Manchester to Seattle. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
This Southwest deal was found by Cheapflights users on 10/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:50 pm -
1 stop8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$234
This Southwest deal was found by Cheapflights users on 10/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:45 am -
1 stop12h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Southwest logo]()
$239
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/222:50 pm -
1 stop8h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![United Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/15:50 pm -
1 stop8h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Southwest logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 2/712:28 pm -
3 stops31h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 10/2. 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.
Thu 11/192:38 pm -
1 stop9h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![United Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 10/3. 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.
Sat 11/712:18 pm -
3 stops48h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/209:25 am -
1 stop9h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![United Airlines logo]()
$369
Find flight deals from Manchester to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Manchester (MHT) 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 October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $234 (Southwest) |
Popular in | December |
Cheapest in | November |
Average price | $538 |
Cheapflights Fare Finder
Customize your flight search to find flights from Manchester 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 7,457,451 searches. Data last updated October 6, 2026.
Use the filters below to find and compare flights from Manchester to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Fri 11/20
6:40 pm-12:35 am
1 stop8h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
Quickest round-trip
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Sun 2/7
5:40 pm-11:00 pm
1 stop8h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Thu 11/19
5:50 pm-11:35 pm
1 stop8h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Sat 11/7
1:00 pm-9:55 pm
2 stops11h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$239
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Thu 10/22
2:50 pm-8:37 pm
1 stop8h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$247
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Fri 1/1
5:50 pm-11:30 pm
1 stop8h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$275
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Sun 2/7
12:28 pm-5:18 pm
3 stops31h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$282
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Thu 11/19
2:38 pm-8:56 pm
1 stop9h 18m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$299
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Thu 11/5
6:35 pm-12:45 am
1 stop9h 10m
Seattle/Tacoma Intl
Mon 11/9
5:30 am-4:40 pm
1 stop8h 10m
$300
ManchesterSeattle
MHT Manchester - SEA Seattle/Tacoma Intl
MHTSEA
Manchester
Thu 2/25
6:45 pm-12:40 am
1 stop8h 55m
Seattle/Tacoma Intl
Sun 2/28
6:15 am-4:10 pm
1 stop6h 55m
$384
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Manchester 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 Manchester to Seattle in October.
| 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 Manchester, New Hampshire-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Manchester, New Hampshire-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Manchester, New Hampshire-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Manchester, New Hampshire-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 Manchester, New Hampshire-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 Manchester to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Manchester with our price prediction graph.
MHT-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 Manchester 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 October 6, 2026.
See what other customers who have flown with Southwest and American Airlines from Manchester to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Related info for your journey
Find useful and relevant information for your journey from Manchester 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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Marysville
Lakewood
Fife
Poulsbo
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Manchester and Seattle flights
Browse other Manchester and Seattle flight options. Last updated on October 6, 2026.
Other flights from Manchester
Browse through other flights departing from Manchester. Flights are based on user searches made on Cheapflights and were last updated on October 6, 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 October 6, 2026.
Top 2 airlines flying from Manchester to Seattle
Discover the top 2 airlines that operate flights from Manchester 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 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$542 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$398 | Average$505 | FlexibilityNo cancel fee | On-time63% |