HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$542+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
HAJ — SEA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hannover 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.

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 August 14, 2025.

Round-trip from

$542
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$678
From Hannover to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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 9/46:00 amHAJ - SEA
1 stop14h 55mUnited Airlines
Mon 9/87:00 amSEA - HAJ
2 stops22h 15mUnited Airlines
Deal found 8/13$542
This Billigflug deal was found by Cheapflights users on 8/13. 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.
Thu 9/46:00 amHAJ - SEA
1 stop14h 55mMultiple Airlines
Mon 9/84:25 pmSEA - HAJ
1 stop31h 05mMultiple Airlines
Deal found 8/13$544
This Delta deal was found by Cheapflights users on 8/14. 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.
Thu 9/42:15 pmHAJ - SEA
1 stop34h 50mDelta
Mon 9/86:45 pmSEA - HAJ
1 stop29h 10mDelta
Deal found 8/14$567
This Delta deal was found by Cheapflights users on 8/13. 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.
Sat 8/1610:50 amHAJ - SEA
2 stops18h 09mDelta
Wed 8/201:30 pmSEA - HAJ
1 stop16h 30mDelta
Deal found 8/13$793
This KLM deal was found by Cheapflights users on 8/13. 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.
Sat 8/1610:50 amHAJ - SEA
1 stop14h 05mMultiple Airlines
Wed 8/201:30 pmSEA - HAJ
1 stop16h 30mMultiple Airlines
Deal found 8/13$851
This Flysmarter deal was found by Cheapflights users on 8/14. 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.
Thu 9/48:35 amHAJ - SEA
3 stops19h 01mAir Canada
Mon 9/810:00 amSEA - HAJ
3 stops24h 15mAir Canada
Deal found 8/14$1,006

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 August 14, 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

Thu 9/4

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Mon 9/8

7:00 am-2:15 pm

2 stops22h 15m

$542

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

Thu 9/4

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Mon 9/8

4:25 pm-8:30 am

1 stop31h 05m

$544

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

Thu 9/4

9:55 am-6:36 pm

2 stops17h 41m

Seattle/Tacoma Intl

Mon 9/8

4:25 pm-2:00 pm

1 stop12h 35m

$547

HannoverSeattle

HAJ - SEA

HAJSEA

Hannover

Thu 9/4

2:15 pm-4:05 pm

1 stop34h 50m

Seattle/Tacoma Intl

Mon 9/8

6:45 pm-8:55 am

1 stop29h 10m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

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 August 8, 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 June is currently the most expensive (average of $389). 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.

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 August 14, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Lufthansa from Hannover to Seattle 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.
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Lufthansa
6.8
Okay
7,317 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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?

    United Airlines, at $515, was found to be the cheapest airline from Hannover to Seattle.Alternate airlines to your destination round-trip include Delta and Lufthansa. These flights start at 22% lower than the current average price 3 months from now.

  • 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 June is currently the most expensive (average of $389). 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
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

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.

Alternative routes for Hannover to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to Seattle flights
Munich to Seattle flights
Frankfurt to Portland flights
Frankfurt-Hahn to Seattle flights
Berlin to Seattle flights
Munich to Portland flights
Hamburg to Seattle flights
Frankfurt to Spokane flights
Bremen to Seattle flights
Duesseldorf Intl to Seattle flights
Nuremberg to Seattle flights
Berlin to Portland flights
Stuttgart to Portland flights
Hamburg to Portland flights
Cologne to Seattle flights
Duesseldorf Intl to Portland flights
Leipzig to Seattle flights
Stuttgart to Seattle flights
Hannover to Portland flights
Bremen to Portland flights
Munich to Bellingham flights
Dresden to Seattle flights
Nuremberg to Portland flights
Leipzig to Portland flights
Frankfurt to Pullman flights
Dresden to Portland flights
Munich to Spokane flights
Duesseldorf Intl to Spokane flights
Paderborn to Seattle flights
Dortmund to Seattle flights
Münster to Portland flights
Cologne to Portland flights
Hamburg to Spokane flights

Top 3 airlines flying from Hannover to Seattle

Discover the top 3 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$515Average$588FlexibilityNo cancel feeOn-time69%
DeltaCheapest$563Average$612FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$580Average$648FlexibilityNo cancel feeOn-time76%

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.