$169+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MHT
Sep 24 — Oct 11
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 August 25, 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 August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/58:10 am -
1 stop7h 50m
Wed 9/92:46 pm -
1 stop8h 41m
Deal found 8/21![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/3010:45 pm -
1 stop8h 23m
Tue 10/65:05 pm -
1 stop10h 31m
Deal found 8/21![American Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 8/21. 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 11/107:00 am -
2 stops13h 59m
Sat 11/149:25 am -
2 stops12h 38m
Deal found 8/21![United Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 8/21. 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 11/912:15 am -
2 stops11h 45m
Sat 11/147:45 am -
1 stop12h 00m
Deal found 8/21![Southwest logo]()
$348
This American Airlines deal was found by Cheapflights users on 8/20. 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 10/1612:49 pm -
1 stop7h 47m
Mon 10/195:05 pm -
1 stop10h 31m
Deal found 8/20![American Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 8/21. 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 11/136:35 pm -
2 stops10h 35m
Mon 11/165:50 pm -
1 stop8h 40m
Deal found 8/21![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 8/21. 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 11/1111:20 am -
1 stop6h 55m
Mon 11/165:50 pm -
1 stop8h 40m
Deal found 8/21![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 8/24. 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 10/18:40 pm -
2 stops11h 10m
Sat 10/34:50 pm -
1 stop7h 45m
Deal found 8/24![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 8/21. 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 11/1111:20 am -
1 stop6h 55m
Sat 11/147:45 am -
1 stop12h 00m
Deal found 8/21![Southwest logo]()
$369
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 August 25, 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 August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/20. 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 10/1612:49 pm -
1 stop7h 47m
Mon 10/195:05 pm -
1 stop10h 31m
Deal found 8/20![American Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 8/21. 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 11/1111:20 am -
1 stop6h 55m
Mon 11/165:50 pm -
1 stop8h 40m
Deal found 8/21![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 8/21. 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 11/2210:56 pm -
2 stops12h 07m
Sat 12/52:38 pm -
1 stop8h 42m
Deal found 8/21![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 8/24. 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 10/18:40 pm -
2 stops11h 10m
Sat 10/34:50 pm -
1 stop7h 45m
Deal found 8/24![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 8/25. 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 10/1212:10 am -
1 stop13h 30m
Tue 10/275:20 am -
2 stops12h 00m
Deal found 8/25![Southwest logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/196:18 am -
2 stops9h 57m
Sat 9/2612:02 pm -
2 stops11h 05m
Deal found 8/21![American Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 8/20. 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 10/287:00 am -
2 stops13h 59m
Tue 11/109:25 am -
2 stops12h 38m
Deal found 8/20![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 8/21. 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 11/225:30 am -
1 stop8h 10m
Sat 12/57:45 am -
1 stop12h 00m
Deal found 8/21![Southwest logo]()
$420
This Southwest deal was found by Cheapflights users on 8/20. 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 10/168:40 pm -
2 stops11h 45m
Mon 10/191:40 pm -
2 stops13h 55m
Deal found 8/20![Southwest logo]()
$428
This Southwest deal was found by Cheapflights users on 8/21. 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 11/205:30 am -
1 stop8h 10m
Mon 11/2312:55 pm -
2 stops13h 05m
Deal found 8/21![Southwest logo]()
$434
Last-minute flights from Seattle to ManchesterDiscover last-minute flight deals from Seattle to Manchester. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Manchester. Data last updated August 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/58:10 am -
1 stop7h 50m
Wed 9/92:46 pm -
1 stop8h 41m
Deal found 8/21![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 8/24. 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 9/910:45 pm -
1 stop8h 23m
Sun 9/135:40 am -
1 stop9h 31m
Deal found 8/24![American Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/1911:57 pm -
1 stop8h 46m
Sat 9/2612:02 pm -
2 stops11h 05m
Deal found 8/21![American Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/3010:45 pm -
1 stop8h 23m
Tue 10/65:05 pm -
1 stop10h 31m
Deal found 8/21![American Airlines logo]()
$343
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 August 25, 2026.
Search for one-way flight options from Seattle to Manchester. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/20. 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 10/108:24 am -
1 stop7h 41m
Deal found 8/20![American Airlines logo]()
$169
This American Airlines deal was found by Cheapflights users on 8/24. 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 9/161:40 pm -
1 stop7h 51m
Deal found 8/24![American Airlines logo]()
$182
This Southwest deal was found by Cheapflights users on 8/24. 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 9/167:10 am -
2 stops11h 45m
Deal found 8/24![Southwest logo]()
$187
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/58:10 am -
1 stop7h 50m
Deal found 8/22![United Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 8/21. 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 10/312:10 am -
1 stop8h 05m
Deal found 8/21![Southwest logo]()
$234
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/47:00 am -
2 stops13h 56m
Deal found 8/21![United Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/2111:00 pm -
2 stops12h 08m
Deal found 8/22![United Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/65:15 am -
1 stop8h 27m
Deal found 8/21![American Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 8/20. 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 10/912:10 am -
2 stops9h 00m
Deal found 8/20![Southwest logo]()
$269
This American Airlines deal was found by Cheapflights users on 8/21. 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 10/810:48 pm -
1 stop8h 17m
Deal found 8/21![American Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 8/21. 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 10/86:50 pm -
2 stops10h 25m
Deal found 8/21![Southwest logo]()
$280
This Southwest deal was found by Cheapflights users on 8/21. 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 9/66:35 am -
2 stops11h 55m
Deal found 8/21![Southwest logo]()
$299
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (United Airlines) |
One-way from | $169 (American Airlines) |
Popular in | May |
Cheapest in | January |
Average price | $516 |
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 7,457,451 searches. Data last updated August 25, 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 Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Fri 10/16
12:49 pm-11:36 pm
1 stop7h 47m
Manchester
Mon 10/19
5:05 pm-12:36 am
1 stop10h 31m
$353
Quickest round-trip
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Wed 11/11
11:20 am-9:15 pm
1 stop6h 55m
Manchester
Mon 11/16
5:50 pm-11:30 pm
1 stop8h 40m
$364
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Thu 10/1
8:40 pm-10:50 am
2 stops11h 10m
Manchester
Sat 10/3
4:50 pm-9:35 pm
1 stop7h 45m
$368
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Sun 11/22
10:56 pm-2:03 pm
2 stops12h 07m
Manchester
Sat 12/5
2:38 pm-8:20 pm
1 stop8h 42m
$407
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Mon 10/12
12:10 am-4:40 pm
1 stop13h 30m
Manchester
Tue 10/27
5:20 am-2:20 pm
2 stops12h 00m
$407
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Sun 11/22
5:30 am-4:40 pm
1 stop8h 10m
Manchester
Sat 12/5
7:45 am-4:45 pm
1 stop12h 00m
$420
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Fri 10/16
8:40 pm-11:25 am
2 stops11h 45m
Manchester
Mon 10/19
1:40 pm-12:35 am
2 stops13h 55m
$428
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Fri 11/20
5:30 am-4:40 pm
1 stop8h 10m
Manchester
Mon 11/23
12:55 pm-11:00 pm
2 stops13h 05m
$434
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Sat 9/19
6:18 am-7:15 pm
2 stops9h 57m
Manchester
Sat 9/26
12:02 pm-8:07 pm
2 stops11h 05m
$456
SeattleManchester
SEA Seattle/Tacoma Intl - MHT Manchester
SEAMHT
Seattle/Tacoma Intl
Wed 10/28
7:00 am-11:59 pm
2 stops13h 59m
Manchester
Tue 11/10
9:25 am-7:03 pm
2 stops12h 38m
$458
Showing 1-10 of 20 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 August.
| 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?
Airfare is below average for this route at the moment.
Seattle to Manchester, New Hampshire flights typically cost between $461 and $618 in September.The cheapest round-trip price found within the last 5 days was $337 on United Airlines (Sep 5-Sep 9).
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 August 25, 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.
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
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 to Manchester by adding a car rental and/or hotel reservation to your travel itinerary.
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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 August 25, 2026.
Seattle and Manchester flights
Browse other Seattle and Manchester flight options. Last updated on August 25, 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 August 25, 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$333 | Average$547 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$416 | Average$576 | FlexibilityNo cancel fee | On-time63% |