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$534+ Cheap flights from Hannover (HAJ) to Seattle (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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
HAJ — SEA
juin 17 — juin 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Hannover to Seattle/Tacoma Intl are usually found in February or January, booked 45 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Hannover to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hannover (HAJ) 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 juin 12, 2025.

Round-trip from

$534
(Billigflug)

Popular in

December

Cheapest in

February

Average price

$646
From Hannover to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Hannover to Seattle

Cheapest flights from Hannover to Seattle
Explore the most affordable flight options available from Hannover to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 12, 2025.

This Billigflug deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/310:00 pmHAJ - SEA
1 stop22h 35mMultiple Airlines
lun. 8/1111:59 pmSEA - HAJ
2 stops36h 06mMultiple Airlines
Deal found 6/12$534
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/319:05 pmHAJ - SEA
1 stop28h 50mAmerican Airlines
sam. 11/86:50 pmSEA - HAJ
1 stop32h 55mAmerican Airlines
Deal found 6/10$547
This Booking.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/309:30 pmHAJ - SEA
1 stop23h 00mBritish Airways
lun. 9/1511:40 amSEA - HAJ
2 stops19h 10mBritish Airways
Deal found 6/12$549
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/306:15 pmHAJ - SEA
1 stop26h 20mKLM
lun. 9/155:40 pmSEA - HAJ
1 stop31h 40mKLM
Deal found 6/12$560
This SWISS deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/319:45 amHAJ - SEA
2 stops21h 30mSWISS
sam. 11/82:30 pmSEA - HAJ
2 stops37h 55mSWISS
Deal found 6/10$601
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/2410:50 amHAJ - SEA
1 stop14h 00mDelta
lun. 8/46:10 amSEA - HAJ
2 stops19h 10mDelta
Deal found 6/12$679
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/2411:00 amHAJ - SEA
3 stops33h 50mUnited Airlines
lun. 8/47:00 pmSEA - HAJ
2 stops33h 50mUnited Airlines
Deal found 6/12$714
This Flysmarter deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/306:00 amHAJ - SEA
2 stops23h 41mAir Canada
lun. 9/1511:15 pmSEA - HAJ
3 stops26h 00mAir Canada
Deal found 6/12$771
This flugladen.de deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/36:40 pmHAJ - SEA
1 stop26h 15mLufthansa
lun. 8/112:20 pmSEA - HAJ
1 stop14h 55mLufthansa
Deal found 6/12$926
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/112:50 pmHAJ - SEA
1 stop28h 45mTurkish Airlines
mar. 7/157:10 pmSEA - HAJ
1 stop29h 25mTurkish Airlines
Deal found 6/10$3,655

Cheapflights Fare Finder

Customize your flight search to find flights from Hannover to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
Use the filters below to find and compare flights from Hannover to Seattle that are best for you.

Fly from

Hannover

Fly to

Seattle

Route

Depart

Return

Price

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

dim. 8/3

10:00 pm-11:35 am

1 stop22h 35m

Seattle/Tacoma Intl

lun. 8/11

11:59 pm-9:05 pm

2 stops36h 06m

$534

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

ven. 10/31

9:05 pm-5:55 pm

1 stop28h 50m

Seattle/Tacoma Intl

sam. 11/8

6:50 pm-12:45 pm

1 stop32h 55m

$547

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

sam. 8/30

9:30 pm-11:30 am

1 stop23h 00m

Seattle/Tacoma Intl

lun. 9/15

11:40 am-3:50 pm

2 stops19h 10m

$549

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

sam. 8/30

6:15 pm-11:35 am

1 stop26h 20m

Seattle/Tacoma Intl

lun. 9/15

5:40 pm-10:20 am

1 stop31h 40m

$560

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

ven. 10/31

9:45 am-11:15 pm

2 stops21h 30m

Seattle/Tacoma Intl

sam. 11/8

2:30 pm-1:25 pm

2 stops37h 55m

$601

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

jeu. 7/24

10:50 am-3:50 pm

1 stop14h 00m

Seattle/Tacoma Intl

lun. 8/4

6:10 am-10:20 am

2 stops19h 10m

$679

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

jeu. 7/24

11:00 am-11:50 am

3 stops33h 50m

Seattle/Tacoma Intl

lun. 8/4

7:00 pm-1:50 pm

2 stops33h 50m

$714

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

sam. 8/30

6:00 am-8:41 pm

2 stops23h 41m

Seattle/Tacoma Intl

lun. 9/15

11:15 pm-10:15 am

3 stops26h 00m

$771

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

dim. 8/3

6:40 pm-11:55 am

1 stop26h 15m

Seattle/Tacoma Intl

lun. 8/11

2:20 pm-2:15 pm

1 stop14h 55m

$926

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

ven. 7/11

2:50 pm-10:35 am

1 stop28h 45m

Seattle/Tacoma Intl

mar. 7/15

7:10 pm-9:35 am

1 stop29h 25m

$3,655

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 15 results
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Best time to book a flight from Hannover to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hannover 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 Hannover to Seattle

How far ahead should I book a flight from Hannover to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Hannover to Seattle. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Hannover to Seattle, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Hannover to Seattle?

Currently, January is the cheapest month in which you can book a flight from Hannover to Seattle (average of $238). Flying from Hannover to Seattle in July is currently the most expensive (average of $391). 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 juin 12, 2025.
See what other customers who have flown with Delta, KLM and SWISS from Hannover to Seattle have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Hannover to Seattle. 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 Hannover to Seattle round-trip?

    American Airlines, at $547, was found to be the cheapest airline from Hannover to Seattle.Alternate airlines to your destination round-trip include British Airways and KLM. These flights start at 16% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Hannover to Seattle one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $566. Lufthansa flights start at $616 while deals on WestJet start at $1,185 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hannover to Seattle 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 Hannover to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Hannover to Seattle (average of $238). Flying from Hannover to Seattle in July is currently the most expensive (average of $391). 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 Hannover?

Book flights to Hannover if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

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Alternative routes for Hannover to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Hannover to Seattle

Discover the top 2 airlines that operate flights from Hannover to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$515Average$588FlexibilityNo cancel feeOn-time69%
DeltaCheapest$563Average$612FlexibilityNo cancel feeOn-timeN/A

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