HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Manchester

$154+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

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 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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$307
(American Airlines)

One-way from

$154
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$671
Provider with most accurate pricing for Seattle/Tacoma Intl-Manchester flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Manchester flights.
Search Deals
From Seattle/Tacoma Intl to Manchester
Search Deals
One-way flight from Seattle/Tacoma Intl to Manchester
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Seattle to Manchester

Cheapest flights from Seattle to Manchester
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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 9/1710:46 amSEA - MHT
1 stop10h 33mAmerican Airlines
Tue 9/235:10 pmMHT - SEA
1 stop8h 40mAmerican Airlines
Deal found 4/29$307
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/1212:55 pmSEA - MHT
1 stop8h 04mUnited Airlines
Thu 6/196:45 pmMHT - SEA
1 stop9h 14mUnited Airlines
Deal found 4/29$370
This Southwest deal was found by Cheapflights users on 4/29. 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 8/1011:00 pmSEA - MHT
1 stop12h 10mSouthwest
Sat 8/236:00 amMHT - SEA
1 stop7h 55mSouthwest
Deal found 4/29$395
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Fri 6/139:15 pmSEA - MHT
1 stop10h 30mAlaska Airlines
Fri 6/201:33 pmMHT - SEA
2 stops21h 31mAlaska Airlines
Deal found 4/28$622
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/139:15 amSEA - MHT
3 stops23h 25mMultiple Airlines
Fri 6/209:22 pmMHT - SEA
3 stops37h 40mMultiple Airlines
Deal found 4/28$955

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 April 30, 2025.
Use the filters below to find and compare flights from Seattle to Manchester that are best for you.

Fly from

Seattle

Fly to

Manchester

Route

Depart

Return

Price

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Wed 9/17

10:46 am-12:19 am

1 stop10h 33m

Manchester

Tue 9/23

5:10 pm-10:50 pm

1 stop8h 40m

$307

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Thu 6/12

12:55 pm-11:59 pm

1 stop8h 04m

Manchester

Thu 6/19

6:45 pm-12:59 am

1 stop9h 14m

$370

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Sun 8/10

11:00 pm-2:10 pm

1 stop12h 10m

Manchester

Sat 8/23

6:00 am-10:55 am

1 stop7h 55m

$395

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Fri 6/13

9:15 pm-10:45 am

1 stop10h 30m

Manchester

Fri 6/20

1:33 pm-8:04 am

2 stops21h 31m

$622

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Fri 6/13

9:15 am-11:40 am

3 stops23h 25m

Manchester

Fri 6/20

9:22 pm-8:02 am

3 stops37h 40m

$955

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Tue 5/27

10:59 pm-12:40 pm

1 stop10h 41m

$154

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Tue 5/27

7:27 pm-10:44 am

2 stops12h 17m

$159

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Tue 5/27

5:10 pm-9:25 am

2 stops13h 15m

$227

SeattleManchester

SEA - MHT

SEAMHT

Seattle/Tacoma Intl

Tue 6/17

9:15 pm-10:45 am

1 stop10h 30m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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 eDreams the most. eDreams 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.
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 $334). Flying from Seattle to Manchester, New Hampshire in June is currently the most expensive (average of $421). 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.

What is the cheapest time of day to fly from SEA to MHT?

Find hourly flight availability from Seattle to Manchester. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

It’s typically best to fly out from Seattle to Manchester, New Hampshire at noon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

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 April 30, 2025.
Read through reviews of airlines operating flights from Seattle to Manchester, such as Alaska Airlines, Southwest and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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.

  • What are the cheapest airlines flying from Seattle to Manchester, New Hampshire round-trip?

    American Airlines, at $307, was found to be the cheapest airline from Seattle to Manchester, New Hampshire.Alternate airlines to your destination round-trip include United Airlines and Southwest. American Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Manchester, New Hampshire one-way?

    The cheapest airlines for a one-way flight from Seattle to Manchester, New Hampshire are American Airlines ($154), United Airlines ($159), and Southwest ($227).

  • Can I find deals for flights from Seattle to Manchester that include hotel bookings?

    Yes. In addition to deals on Seattle to Manchester flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Manchester?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Manchester.

  • Can I find deals for business class flights from Seattle to Manchester?

    Yes. Cheapflights offers flight deals from Seattle to Manchester by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $334). Flying from Seattle to Manchester, New Hampshire in June is currently the most expensive (average of $421). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Keene

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.

Top 4 airlines flying from Seattle to Manchester

Discover the top 4 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$336Average$593FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$346Average$478FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$416Average$586FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$487Average$827FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.