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Heidelberg

$304+ Cheap flights from Seattle (SEA) to Heidelberg, Germany

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FRA
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Heidelberg are usually found in January or February, booked 10 days in advance, depart on a Sunday or Monday and return on a Friday

Cheap flight deals from Seattle to Heidelberg

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Heidelberg (HE1). 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 enero 21, 2025.

Round-trip from

$497
(Gotogate)

One-way from

$304
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$670
From Seattle/Tacoma Intl to Heidelberg
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One-way flight from Seattle/Tacoma Intl to Heidelberg
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Highest demand for flights based on searches. 15% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Seattle to Heidelberg

Cheapest flights from Seattle to Heidelberg
Explore the most affordable flight options available from Seattle to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Gotogate deal was found by Cheapflights users on 1/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/144:25 pmSEA - FRA
Nonstop10h 10mCondor
vie. 3/211:35 pmFRA - SEA
Nonstop10h 45mCondor
Deal found 1/20$497
This Icelandair deal was found by Cheapflights users on 1/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/167:00 pmSEA - FRA
1 stop33h 00mIcelandair
mar. 5/65:25 pmFRA - SEA
1 stop12h 15mIcelandair
Deal found 1/21$498
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/205:20 pmSEA - FRA
Nonstop10h 10mMultiple Airlines
jue. 2/2711:15 amFRA - SEA
1 stop18h 43mMultiple Airlines
Deal found 1/20$560
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/411:48 pmSEA - FRA
2 stops31h 32mTAP AIR PORTUGAL
mar. 4/17:40 pmFRA - SEA
2 stops35h 47mTAP AIR PORTUGAL
Deal found 1/21$640
This Orbitz deal was found by Cheapflights users on 1/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/198:00 pmSEA - FRA
1 stop14h 10mAer Lingus
mié. 2/2610:50 amFRA - SEA
1 stop16h 25mAer Lingus
Deal found 1/21$647

Find flights from Seattle to Heidelberg within your budget

Customize your flight search to find flights from Seattle to Heidelberg 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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

mié. 4/16

7:00 pm-1:00 pm

1 stop33h 00m

Frankfurt am Main

lun. 5/5

2:00 pm-8:40 pm

1 stop15h 40m

$498

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

vie. 3/14

4:25 pm-10:35 am

Nonstop10h 10m

Frankfurt am Main

vie. 3/21

1:35 pm-4:20 pm

Nonstop10h 45m

$500

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

mar. 3/4

11:48 pm-4:20 pm

2 stops31h 32m

Frankfurt am Main

mar. 4/1

7:40 pm-10:27 pm

2 stops35h 47m

$640

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

mié. 2/19

8:00 pm-7:10 pm

1 stop14h 10m

Frankfurt am Main

mié. 2/26

10:50 am-6:15 pm

1 stop16h 25m

$647

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

lun. 2/17

5:20 pm-12:30 pm

Nonstop10h 10m

Frankfurt am Main

lun. 3/3

11:15 am-11:59 pm

1 stop21h 44m

$664

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

mié. 3/12

8:00 pm-2:00 pm

1 stop34h 00m

Frankfurt am Main

mié. 3/26

7:15 am-6:05 pm

1 stop18h 50m

$807

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

jue. 2/13

5:20 pm-12:30 pm

Nonstop10h 10m

Frankfurt am Main

lun. 2/17

1:05 pm-2:50 pm

Nonstop10h 45m

$853

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

mié. 3/5

3:15 pm-10:05 am

3 stops57h 50m

$309

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

jue. 2/27

5:20 pm-12:30 pm

Nonstop10h 10m

$351

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

lun. 4/7

10:40 pm-12:40 pm

2 stops29h 00m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 21 results
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Best time to book a flight from Seattle to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg 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.

Travel insights for flights from Seattle to Heidelberg

Get recent, data-driven insights about flights from Seattle to Heidelberg including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Heidelberg. Price data was last updated on January 17, 2025.

The price you pay for your flight from Seattle to Heidelberg may vary depending on when you book. For the best chance of a lower fare, look to book 10 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Heidelberg (average of $729). Flying from Seattle to Heidelberg in June is currently the most expensive (average of $1,112). 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 HE1?

Find hourly flight availability from Seattle to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

When flying from Seattle to Heidelberg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Heidelberg?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Heidelberg. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Heidelberg flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heidelberg by month

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

In terms of precipitation, rainfall in Heidelberg ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Heidelberg when rainfall is around 1.6 in.

Temperature in Heidelberg by month

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

If weather is an important factor for your trip to Heidelberg, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated enero 21, 2025.
Peruse reviews from past customers who have flown with TAP AIR PORTUGAL, Turkish Airlines and Icelandair from Seattle to Heidelberg to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

China Airlines
8.2
Very good
737 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Singapore Airlines
8.1
Very good
1,328 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Alaska Airlines
8.0
Very good
9,706 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

United Airlines
7.4
Good
8,984 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Turkish Airlines
7.3
Good
3,931 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Related info for your journey

Find useful and relevant information for your journey from Seattle to Heidelberg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Heidelberg?

    If you book a flight to Heidelberg from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There is 1 flight from Seattle/Tacoma Intl to Heidelberg per day from 13 different airlines.

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

    The cheapest airlines for a one-way flight from Seattle to Heidelberg are Condor ($322), TAP AIR PORTUGAL ($378), and WestJet ($426).

  • What are the most reliable airlines from Seattle to Heidelberg?

    The top 3 most reliable airlines when flying from Seattle to Heidelberg are Condor (76%), Alaska Airlines (76%) and Air Canada (38%).

  • What are the cheapest flights from Seattle to Heidelberg?

    On average you can expect to pay $1,611 for a flight from Seattle to Heidelberg. The cheapest flight overall is $333 while the most popular route, (Seattle/Tacoma Intl - Frankfurt am Main) is currently priced at $463.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Heidelberg (average of $729). Flying from Seattle to Heidelberg in June is currently the most expensive (average of $1,112). 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

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Top 10 airlines flying from Seattle to Heidelberg

Discover the top 10 airlines that operate flights from Seattle to Heidelberg. 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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$434Average$719FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$513Average$721FlexibilityNo cancel feeOn-time76%
CondorCheapest$528Average$847FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$544Average$794FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$583Average$816FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$687Average$866FlexibilityNo cancel feeOn-time69%
KLMCheapest$695Average$1,021FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$698Average$896FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$701Average$886FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$721Average$771FlexibilityNo cancel feeOn-time67%
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