$191+ Cheap flights from Seattle to Manchester, NH (SEA - MHT)
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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Manchester 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
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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 Seattle to Manchester
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Cheapest flights from Seattle to ManchesterExplore the most affordable flight options available from Seattle to Manchester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Seattle to Manchester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:20 am
SEA
- MHT
1 stop7h 44m
American Airlines
Tue 10/66:00 am
MHT
- SEA
1 stop9h 09m
American Airlines
Deal found 7/2![American Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 7/3. 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.
Thu 10/15:00 am
SEA
- MHT
2 stops10h 15m
Southwest
Thu 10/157:10 am
MHT
- SEA
1 stop8h 00m
Southwest
Deal found 7/3![Southwest logo]()
$386
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Sun 9/65:10 pm
MHT
- SEA
1 stop8h 39m
American Airlines
Deal found 7/3![American Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Mon 8/245:41 pm
MHT
- SEA
1 stop9h 18m
American Airlines
Deal found 7/2![American Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 7/3. 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.
Tue 10/610:50 am
SEA
- MHT
1 stop7h 15m
Southwest
Fri 10/91:40 pm
MHT
- SEA
2 stops12h 10m
Southwest
Deal found 7/3![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/1311:05 pm
SEA
- MHT
1 stop10h 05m
Southwest
Wed 8/1912:30 pm
MHT
- SEA
2 stops10h 55m
Southwest
Deal found 7/4![Southwest logo]()
$434
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:00 am
SEA
- MHT
2 stops13h 59m
United Airlines
Sun 9/62:46 pm
MHT
- SEA
1 stop8h 59m
United Airlines
Deal found 7/3![United Airlines logo]()
$441
Best flights from Seattle to ManchesterDiscover carefully curated flight deals from Seattle to Manchester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Seattle to Manchester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/137:00 am
SEA
- MHT
2 stops11h 25m
Southwest
Wed 8/1912:30 pm
MHT
- SEA
2 stops10h 55m
Southwest
Deal found 7/4![Southwest logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Wed 9/238:10 am
SEA
- MHT
1 stop7h 50m
United Airlines
Sat 9/269:25 am
MHT
- SEA
1 stop9h 26m
United Airlines
Deal found 7/2![United Airlines logo]()
$465
This Southwest deal was found by Cheapflights users on 7/5. 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.
Fri 11/65:30 am
SEA
- MHT
1 stop8h 10m
Southwest
Sun 11/156:40 pm
MHT
- SEA
1 stop9h 00m
Southwest
Deal found 7/5![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 7/2. 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.
Fri 9/2511:05 pm
SEA
- MHT
2 stops10h 10m
Southwest
Sun 9/276:10 pm
MHT
- SEA
1 stop8h 00m
Southwest
Deal found 7/2![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 7/6. 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 8/1811:05 pm
SEA
- MHT
2 stops10h 45m
Southwest
Fri 8/2110:20 am
MHT
- SEA
2 stops10h 15m
Southwest
Deal found 7/6![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 7/4. 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.
Wed 8/127:30 pm
SEA
- MHT
2 stops11h 10m
Southwest
Wed 8/1912:30 pm
MHT
- SEA
2 stops10h 55m
Southwest
Deal found 7/4![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 7/6. 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 10/126:50 pm
SEA
- MHT
2 stops10h 20m
Southwest
Wed 10/215:20 am
MHT
- SEA
2 stops12h 00m
Southwest
Deal found 7/6![Southwest logo]()
$477
Last-minute flights from Seattle to ManchesterDiscover last-minute flight deals from Seattle to Manchester. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Manchester. Data last updated July 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Wed 8/196:00 am
MHT
- SEA
2 stops11h 45m
American Airlines
Deal found 7/4![American Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/1311:05 pm
SEA
- MHT
1 stop10h 05m
Southwest
Wed 8/1912:30 pm
MHT
- SEA
2 stops10h 55m
Southwest
Deal found 7/4![Southwest logo]()
$434
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Wed 8/195:41 pm
MHT
- SEA
1 stop9h 18m
American Airlines
Deal found 7/3![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Mon 8/245:41 pm
MHT
- SEA
1 stop9h 18m
American Airlines
Deal found 7/2![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:58 pm
SEA
- MHT
1 stop9h 09m
American Airlines
Sun 8/235:41 pm
MHT
- SEA
1 stop9h 32m
American Airlines
Deal found 7/2![American Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 7/5. 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.
Fri 8/146:15 am
SEA
- MHT
2 stops12h 35m
Southwest
Mon 8/176:25 pm
MHT
- SEA
1 stop8h 30m
Southwest
Deal found 7/5![Southwest logo]()
$472
This Southwest deal was found by Cheapflights users on 7/6. 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 8/1811:05 pm
SEA
- MHT
1 stop9h 45m
Southwest
Fri 8/2110:20 am
MHT
- SEA
2 stops10h 15m
Southwest
Deal found 7/6![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 7/5. 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.
Fri 8/215:15 am
SEA
- MHT
1 stop13h 10m
Southwest
Sun 8/236:05 am
MHT
- SEA
2 stops11h 55m
Southwest
Deal found 7/5![Southwest logo]()
$468
One-way flights from Seattle to ManchesterSearch for one-way flight options from Seattle to Manchester. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Seattle to Manchester. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/3. 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.
Thu 8/2010:30 pm
SEA
- MHT
1 stop8h 10m
Southwest
Deal found 7/3![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 7/5. 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 9/1710:30 pm
SEA
- MHT
1 stop8h 10m
Southwest
Deal found 7/5![Southwest logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Thu 8/209:29 pm
SEA
- MHT
3 stops59h 16m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$231
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:07 pm
SEA
- MHT
1 stop10h 26m
American Airlines
Deal found 7/3![American Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:03 pm
SEA
- MHT
2 stops11h 54m
United Airlines
Deal found 7/3![United Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:56 pm
SEA
- MHT
1 stop8h 46m
American Airlines
Deal found 7/2![American Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/2511:00 pm
SEA
- MHT
2 stops12h 08m
United Airlines
Deal found 7/2![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:15 pm
SEA
- MHT
1 stop7h 43m
American Airlines
Deal found 7/3![American Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 7/5. 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 7/2810:35 pm
SEA
- MHT
1 stop8h 32m
American Airlines
Deal found 7/5![American Airlines logo]()
$314
Find flight deals from Seattle to Manchester
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Manchester (MHT). 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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $355 (American Airlines) |
One-way from | $191 (Southwest) |
Popular in | May |
Cheapest in | January |
Average price | $596 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Manchester 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 July 7, 2026.
Use the filters below to find and compare flights from Seattle to Manchester that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Thu 8/13
7:00 am-9:25 pm
2 stops11h 25m
Manchester
Wed 8/19
12:30 pm-8:25 pm
2 stops10h 55m
$439
Quickest round-trip
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Fri 11/6
5:30 am-4:40 pm
1 stop8h 10m
Manchester
Sun 11/15
6:40 pm-12:40 am
1 stop9h 00m
$457
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Fri 9/25
11:05 pm-12:15 pm
2 stops10h 10m
Manchester
Sun 9/27
6:10 pm-11:10 pm
1 stop8h 00m
$462
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Wed 9/23
8:10 am-7:00 pm
1 stop7h 50m
Manchester
Sat 9/26
9:25 am-3:51 pm
1 stop9h 26m
$465
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Tue 8/18
11:05 pm-12:50 pm
2 stops10h 45m
Manchester
Fri 8/21
10:20 am-5:35 pm
2 stops10h 15m
$467
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Wed 8/12
7:30 pm-9:40 am
2 stops11h 10m
Manchester
Wed 8/19
12:30 pm-8:25 pm
2 stops10h 55m
$477
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Mon 10/12
6:50 pm-8:10 am
2 stops10h 20m
Manchester
Wed 10/21
5:20 am-2:20 pm
2 stops12h 00m
$477
Cheapest one-way
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Sat 11/14
11:03 pm-1:57 pm
2 stops11h 54m
$251
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Mon 11/9
11:03 pm-1:57 pm
2 stops11h 54m
$251
SeattleManchester
SEA - MHT
SEAMHT
Seattle/Tacoma Intl
Thu 11/12
7:00 am-11:57 pm
2 stops13h 57m
$251
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Seattle to Manchester
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 Seattle to Manchester in July.
| 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 Seattle-Manchester, New Hampshire flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Manchester, New Hampshire flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Manchester, New Hampshire flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Manchester, New Hampshire 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 Seattle-Manchester, New Hampshire 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 Seattle to Manchester
Have a flexible travel schedule? Discover the best time to fly to Manchester from Seattle with our price prediction graph.
SEA-MHT
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 Seattle to Manchester
What is the cheapest month to book a flight from Seattle to Manchester, New Hampshire?
Currently, January is the cheapest month in which you can book a flight from Seattle to Manchester, New Hampshire (average of $328). Flying from Seattle to Manchester, New Hampshire in May is currently the most expensive (average of $986). 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 Seattle to Manchester, New Hampshire?
Reviews of airlines servicing Manchester
Get insights into the airlines that provide service to Manchester. 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 Manchester. Reviews last updated July 7, 2026.
Peruse reviews from past customers who have flown with Southwest and American Airlines from Seattle to Manchester to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Seattle to Manchester. 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 Manchester?
Book flights to Manchester if you plan to visit one of these locationsKeene
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Complete your trip
Complete your trip to Manchester by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Seattle to Manchester, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Manchester
Explore flights to Manchester departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Seattle and Manchester flights
Browse other Seattle and Manchester flight options. Last updated on July 7, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Seattle to Manchester
Discover the top 2 airlines that operate flights from Seattle to Manchester. 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$286 | Average$546 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$377 | Average$596 | FlexibilityNo cancel fee | On-time63% |